TEST REPORT IEC Low-voltage switchgear and control gear Part 7-4: Ancillary equipment PCB terminal blocks for copper conductors

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4 r Test Report issued under the responsibility of: TEST REORT Low-voltage switchgear and control gear art 7-4: Ancillary equipment CB terminal blocks for copper s Report Number.... : Date of issue... : Total number of pages pages Applicant s name... : Address... : WAGO Kontakttechnik GmbH & Co. KG Hansastrasse 27, Minden, Germany Test specification: Standard... : Test procedure... : Non-standard test method... : : 2013 (First Edition) CB Scheme Test Report Form No.... : Test Report Form(s) Originator... : IEC60947_7_4B Master TRF... : Dated VDE Testing and Certification Institute Copyright 2014 IEC System of Conformity Assessment Schemes for Electrotechnical Equipment and Components (IECEE System). All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the IECEE is acknowledged as copyright owner and source of the material. IECEE takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. If this Test Report Form is used by non-iecee members, the IECEE/IEC logo and the reference to the CB Scheme procedure shall be removed. This report is not valid as a CB Test Report unless signed by an approved CB Testing Laboratory and appended to a CB Test Certificate issued by an NCB in accordance with IECEE 02. General disclaimer: The test results presented in this report relate only to the object tested. This report shall not be reproduced, except in full, without the written approval of the Issuing CB Testing Laboratory. The authenticity of this Test Report and its contents can be verified by contacting the NCB, responsible for this Test Report.

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6 age 3 of 58 Report No List of Attachments (including a total number of pages in each attachment): Attachments: test report according to IEC Summary of testing: Tests performed (name of test and test clause): Complete investigation. All test are carried out at type , and unless otherwise stated Testing location: DEKRA Certification B.V. Meander 1051, 6825 MJ Arnhem, The Netherlands Summary of compliance with National Differences: List of countries addressed The product fulfils the requirements of (insert standard number and edition and delete the text in parenthesis, leave it blank or delete the whole sentence, if not applicable) Copy of marking plate: The artwork below may be only a draft. The use of certification marks on a product must be authorized by the respective NCBs that own these marks. 742

7 age 4 of 58 Report No Test item particulars...: Classification of installation and use...: Supply Connection...: articulars: test item vs. test requirements - type of clamping units...: screwless-type clamping unit - ability to accept prepared s...: unprepared s ( and rigid) - type of electrical contact to the printed circuit board...: solder pins - type of mechanical fastening to the printed circuit board...: - number of poles...: 1 pole - pitch (centre to centre pin spacing)...: 5 mm and 5,08 mm - contact units with identical or dissimilar clamping units...: identical - number of clamping units on each contact unit..: 1 up to and including 3 screwless clamping unit - standard cross-section (mm²)...: 2,5 mm² - maximum cross-section (mm²)...: 2,5 mm² - connecting capacity (mm²)...: 0,08 mm² - 2,5 mm² rigid and - rated insulation voltage U i (V)...: 250/500 V - rated impulse withstand voltage U imp (kv)...: 4 kv - rated current (A)...: 26 A / 27 A / 28 A at an ambient temperature of 40 C and a reduction factor of 0,8 - reduction factor if other than 0,8...: - upper limiting temperature ( C)...: 105 C - lower limiting temperature ( C)...: - 60 C - ambient temperature ( C) if other than 40 C...: ossible test case verdicts: - test case does not apply to the test object... : - test object does meet the requirement... : (ass) - test object does not meet the requirement... : F (Fail) Testing... : Date of receipt of test item... : Date (s) of performance of tests... : General remarks: "(See Enclosure #)" refers to additional information appended to the report. "(See appended table)" refers to a table appended to the report. Throughout this report a comma / point is used as the decimal separator.

8 age 5 of 58 Report No Manufacturer s Declaration per sub-clause of IECEE 02: The application for obtaining a CB Test Certificate includes more than one factory location and a declaration from the Manufacturer stating that the sample(s) submitted for evaluation is (are) representative of the products from each factory has been provided... : Yes Not applicable When differences exist; they shall be identified in the General product information section. Name and address of factory (ies)... : General product information: Wago Elwag sp.z.o.o. ul. iekna 58 a, , Wroclaw oland Wago & Controls (India) Ltd. C-27, Sector-58, hase III, Noida Gautam Bugh Nagar (U.) India Wago Electronic (Tianjin) Co. Ltd. No. 5 Quanhui Road, , Tianjin China WAGO Kontakttechnik GmbH & Co. KG Hansastraße 27, Minden/Westfalen Germany WAGO Kontakttechnik GmbH & Co. KG, Werk Sondershausen Waldstraße 1, 99706, Sondershausen Germany WAGO Contact S.A. Route de l Industrie 19, 1564, Domdidier Switzerland See page 41 and 42

9 age 6 of 58 Report No MARKING CB Terminal block shall be marked with: - manufacturer's name or trademark - type designation Very small CB terminal blocks with a surface 742 which cannot be marked shall be marked only according to a). In those cases all specified information shall be marked on the smallest packing unit. 5.2 The following information shall be stated by the manufacturer if applicable, e.g. in the manufacturer's data sheet, or his catalogue or on the packing unit: - manufacturer's claim for compliance with (catalogue) IEC maximum cross-section 2,5 mm² (catalogue) - connecting capacity 0,08 mm² - 2,5 mm² rigid and (catalogue) - rated current and the reduction factor to 26 / 27/ 28 A (catalogue) determine the derating curve if different from 0,8 - rated insulation voltage (U i ) 250/500 V (catalogue) - rated impulse withstand voltage (U imp ) - Service conditions if different from those of Cl special preparation of the end of the 4 kv (catalogue) 6. Normal service, mounting and transport conditions Clause 6 of IEC :2007 applies. 7. CONSTRUCTIONAL AND ERFORMANCE REQUIREMENTS 7.1 Constructional requirements Clamping units

10 age 7 of 58 Report No Clamping units shall allow the s to be connected by means ensuring that a reliable mechanical linkage and electrical contact is properly maintained. No contact pressure shall be transmitted through insulating materials other than ceramic Clamping units and connecting methods listed in Table 3 fulfil the requirements of this standard a) Screw-type clamping unit IEC or IEC b) Screwless-type clamping unit IEC or IEC or IEC c) Wrapped connection IEC d) Crimped connection IEC e) Insulation displacement connection (accessible) IEC or IEC f) Insulation displacement connection (nonaccessible) IEC or IEC g) ress-in connection IEC h) Insulation piercing connection IEC or IEC i) Flat quick-connect termination IEC61210 j) Soldered connection IEC Mounting and installation CB terminal blocks shall be so designed that safe soldering mounting on a printed circuit board is possible by means of soldering, pressing-in, screwing, etc. The connection to the printed circuit board shall not be damaged by connecting the s. Test in accordance with Clearances and creepage distances Values for clearances and creepage distances are given in Tables 13 and 15 of IEC

11 age 8 of 58 Report No Terminal identification and marking: CB terminal blocks shall have provision, or at least space, for identification marks or numbers for each clamping unit or contact unit related to the circuit of which it is to form a part or physically not possible, at data sheet or catalogue Resistance to abnormal heat and fire Glow-wire test on complete product according to 8.5 or for insulation materials in accordance with: IEC , GWFI at 850 C and IEC , GWIT at 775 C See Maximum cross-section and maximum connecting capacity CB terminal blocks are so designed that s of the maximum cross-section and/or 0,08 mm² - 2,5 mm² rigid and the maximum connecting capacity can be accepted. Compliance is checked by the test described in The verification of the maximum cross-section may be performed by the special test according to erformance requirements Temperature rise CB terminal blocks shall be tested in accordance with The sum of ambient temperature and temperature rise shall not exceed the upper limiting temperature (ULT) Dielectric properties If manufacturer declared rated impulse withstand 105 ºC 4 kv voltage (U imp ), test in accordance with a) For the verification of solid insulation, the test shall carried out in accordance with b) test voltage is selected from category III 250 V / 500 V U test 3,1 kv V

12 age 9 of 58 Report No Short-time withstand current test CB terminal blocks shall withstand for 1s a current of 120A/mm² in accordance with The test shall be performed using the smallest cross-section in the current path of the contact unit as declared by the manufacturer Contact When measured according to 8.4.4, the change in contact of a CB terminal block, caused by connection and mounting on the CB, shall not exceed the permissible deviations specified in Ageing test (climatic sequence and corrosion test) Compliance checked by test described in Electromagnetic compatibility (EMC) Subclause 7.3 of IEC :2007, Amendment 1 (2010) applies. Solder pin Cross-section see 8.4.6

13 age 10 of 58 Report No TESTS 8.3 Verification of mechanical characteristics Attachment of the CB terminal block on its support maximum cross-section (mm²) / type... : 2,5 mm² diameter of thread (mm)... : - torque (Nm)... : - number of poles, preferably two poles... : 1 pole After verification of contact, the shall connected and disconnected five times See appended table Verification of contact before and after mechanical strength test contact before mechanical strength test See appended table after the mechanical strength test the contact shall not rise by more than 50% of the See appended table initial measurement value. If the measurement value exceeds 1,5 times the initial measurement value, the clamping units and the connecting methods may be evaluated separately. After the test the terminal assembly shall be free from damage which may impair further use Verification of the maximum cross-section and connecting capacity The mechanical properties of clamping units are See appended table tested according to the applicable connecting methods listed in Table Verification of maximum cross-section (special test with gauges) Subclause of IEC , applies with the following addition. The test shall be carried out on each clamping unit of one CB terminal block. 8.4 Verification of electrical characteristics Verification of clearances and creepage distances CB terminal blocks connected with the most unfavourable type 2,5 mm² solid

14 age 11 of 58 Report No Conductor end length (mm) 6 7 mm Clearances (type ) Rated impulse withstands voltage, U imp (kv)... : ollution degree..: Case A (mm)... : Case B (mm)... : (mm)... : Creepage distances: (type ) Rated insulation voltage, U i (V)... : Comparative tracking index (V)..: Material group : ollution degree..: Minimum creepage distances (mm)..: creepage distances (mm)... : Clearances (type ) Rated impulse withstands voltage, U imp (kv)... : ollution degree..: Case A (mm)... : Case B (mm)... : (mm)... : Creepage distances: (type ) Rated insulation voltage, U i (V)... : Comparative tracking index (V)..: Material group : ollution degree..: Minimum creepage distances (mm)..: creepage distances (mm)... : Clearances (type ) Rated impulse withstands voltage, U imp (kv)... : ollution degree..: Case A (mm)... : Case B (mm)... : (mm)... : 4 kv 3 and 2 3 mm 1,2 mm 4,3 mm 250 V, 500 V 600 V I 3, 2 3,2 mm, 2,5 mm 4,31 mm 4 kv 3 and 2 3 mm 1,2 mm 4,3 mm 250 V, 500 V 600 V 1 3, 2 3,2 mm, 2,5 mm 4,3 mm 4 kv 3 and 2 3 mm 1,2 mm 4,3 mm

15 age 12 of 58 Report No Creepage distances: (type ) Rated insulation voltage, U i (V)... : Comparative tracking index (V)..: Material group : ollution degree..: Minimum creepage distances (mm)..: creepage distances (mm)... : 250 V, 500 V 600 V 1 3, 2 3,2 mm, 2,5 mm 4,3 mm Dielectric tests (type ) Impulse withstand voltage test Uimp indicated by the manufacture Unfavourable cross-section (mm²) / type / 2,5 mm² / 6-7 mm end length (mm)... : Rated impulse withstand voltage (kv)... : Impulse withstand voltage in accordance with 4 kv 4,8 kv Table 4 ower-frequency withstand voltage test Unfavourable cross-section (mm²) / type / end length (mm)... : 2,5 mm² / 6 7 mm Rated insulation voltage U i (V)... : 250 V, 500 V Overvoltage category... : III ower-frequency withstand verification of solid insulation in accordance with Table 5 3,1 kv Dielectric tests (type ) Impulse withstand voltage test Uimp indicated by the manufacture Unfavourable cross-section (mm²) / type / 2,5 mm² / 6-7 mm end length (mm)... : Rated impulse withstand voltage (kv)... : Impulse withstand voltage in accordance with 4 kv 4,8 kv Table 4 ower-frequency withstand voltage test Unfavourable cross-section (mm²) / type / end length (mm)... : 2,5 mm² / 6-7 mm Rated insulation voltage U i (V)... : 250 V, 500 V

16 age 13 of 58 Report No Overvoltage category... : ower-frequency withstand verification of solid III 3,1 kv insulation in accordance with Table Dielectric tests (type ) Impulse withstand voltage test Uimp indicated by the manufacture Unfavourable cross-section (mm²) / type / 2,5 mm² / 8-9 mm end length (mm)... : Rated impulse withstand voltage (kv)... : Impulse withstand voltage in accordance with 4 kv 4,8 kv Table 4 ower-frequency withstand voltage test Unfavourable cross-section (mm²) / type / end length (mm)... : 2,5 mm² / 8-9 mm Rated insulation voltage U i (V)... : 250 V, 500 V Overvoltage category... : III ower-frequency withstand verification of solid insulation in accordance with Table 5 3,1 kv Temperature-rise test (type ) Temperature-rise conditions: Upper limiting temperature ( C)... : Ambient temperature ( C)... : used rinted circuit board... : The sum of cross-sections of interconnections shall 105 C 21,5 C grid 5 mm 2 x 1 mm² not exceed the rated cross section Unless otherwise specified, the test shall be carried out according to IEC The upper limiting temperature specified for the See appended table specimen is not exceeded Verification of contact before and after temperature-rise test contact before temperature-rise test See appended table after the temperature-rise test the contact See appended table shall not rise by more than 50% of the initial measurement value.

17 age 14 of 58 Report No If the measurement value exceeds 1,5 times the initial measurement value, the clamping units and the connecting methods may be evaluated separately Temperature-rise test (type with connection bridge) Temperature-rise conditions: Upper limiting temperature ( C)... : Ambient temperature ( C)... : used rinted circuit board... : The sum of cross-sections of interconnections shall not exceed the rated cross section 105 C 21,5 C grid 5 mm Unless otherwise specified, the test shall be carried out according to IEC The upper limiting temperature specified for the See appended table specimen is not exceeded Verification of contact before and after temperature-rise test contact before temperature-rise test See appended table after the temperature-rise test the contact See appended table shall not rise by more than 50% of the initial measurement value. If the measurement value exceeds 1,5 times the initial measurement value, the clamping units and the connecting methods may be evaluated separately Temperature-rise test (type ) Temperature-rise conditions: Upper limiting temperature ( C)... : Ambient temperature ( C)... : used rinted circuit board... : The sum of cross-sections of interconnections shall 105 C 22,7 C grid 5 mm 2 x 1 mm² not exceed the rated cross section Unless otherwise specified, the test shall be carried out according to IEC The upper limiting temperature specified for the See appended table specimen is not exceeded Verification of contact before and after temperature-rise test

18 age 15 of 58 Report No contact before temperature-rise test See appended table after the temperature-rise test the contact See appended table shall not rise by more than 50% of the initial measurement value. If the measurement value exceeds 1,5 times the initial measurement value, the clamping units and the connecting methods may be evaluated separately Temperature-rise test (type ) Temperature-rise conditions: Upper limiting temperature ( C)... : Ambient temperature ( C)... : used rinted circuit board... : The sum of cross-sections of interconnections shall 105 C 22,7 C grid 5 mm 2 x 1 mm² not exceed the rated cross section Unless otherwise specified, the test shall be carried out according to IEC The upper limiting temperature specified for the See appended table specimen is not exceeded Verification of contact before and after temperature-rise test contact before temperature-rise test See appended table after the temperature-rise test the contact See appended table shall not rise by more than 50% of the initial measurement value. If the measurement value exceeds 1,5 times the initial measurement value, the clamping units and the connecting methods may be evaluated separately Short-time withstand current test (type ) Maximum cross-section of the (mm²). : Torque (Nm)... : Test current (A)... : Duration of the test current (s)... : 2,5 mm² - 0,91 x 1,03 x 120 = 112 A 1 sec

19 age 16 of 58 Report No At the end of the test, assembly shall show no interruption and the CB terminal blocks shall be free from cracks, rupture or other critical damage Verification of contact before and after short-time withstand current test contact before short-time withstand See appended table current test after the short-time withstand current test the contact shall not rise by more than 50% of the initial measurement value. If the measurement value exceeds 1,5 times the initial measurement value, the clamping units and the connecting methods may be evaluated separately Short-time withstand current test (type ) Maximum cross-section of the (mm²). : Torque (Nm)... : Test current (A)... : Duration of the test current (s)... : At the end of the test, assembly shall show no interruption and the CB terminal blocks shall be free from cracks, rupture or other critical damage See appended table ,5 mm² - 0,86 x 1,05 x 120 = 108 A 1 sec Verification of contact before and after short-time withstand current test contact before short-time withstand See appended table current test after the short-time withstand current test the contact shall not rise by more than 50% of the initial measurement value. If the measurement value exceeds 1,5 times the initial measurement value, the clamping units and the connecting methods may be evaluated separately Short-time withstand current test (type ) Maximum cross-section of the (mm²). : Torque (Nm)... : See appended table ,5 mm² -

20 age 17 of 58 Report No Test current (A)... : Duration of the test current (s)... : At the end of the test, assembly shall show no interruption and the CB terminal blocks shall be free from cracks, rupture or other critical damage 1,06 x 0,88 x 120 = 111,6 A 1 sec Verification of contact before and after short-time withstand current test contact before short-time withstand See appended table current test after the short-time withstand current test the contact shall not rise by more than 50% of the initial measurement value. If the measurement value exceeds 1,5 times the initial measurement value, the clamping units and the connecting methods may be evaluated separately. See appended table Ageing test (climatic sequence and corrosion test) (type ) Cold storage in accordance with IEC , Test 11j Test duration (h)...: 2 h Lower limiting temperature (LLT)...: - 60 C Visual inspection, CB terminal blocks shall be free from cracks, rupture or other critical damage Dry heat in accordance with IEC , Test 11i Test duration (h)...: 168 h Upper limiting temperature (ULT)...: 105 C Visual inspection, CB terminal blocks shall be free from cracks, rupture or other critical damage rotection against corrosion Flowing mixed gas corrosion in accordance with IEC , test 11g, Method 1 or Method 4 (Table 1 of IEC ) Test duration is 4 days.

21 age 18 of 58 Report No Sulphur dioxide test with general condensation of moisture according to ISO 6988 Severity: KFW 0,2 S Test duration is 24h (1 test cycle) Visual inspection, CB terminal blocks shall be free from cracks, rupture or other critical damage Verification of contact before and after ageing test contact before ageing test See appended table after ageing test the contact shall not See appended table rise by more than 50% of the initial measurement value. If the measurement value exceeds 1,5 times the initial measurement value, the clamping units and the connecting methods may be evaluated separately. Dielectric tests Impulse withstand voltage test in accordance with a) largest cross-section (mm²) / type / end length (mm)... : smallest cross-section (mm²) / type / end length (mm)... : Rated impulse withstand voltage (kv)... : Impulse withstand voltage in accordance with Table 4 ower-frequency withstand voltage test in accordance with b) 2,5 mm² / rigid and / 6-7 mm 0,08 mm² / rigid and / 6 7 mm 4 kv 4,8 kv largest cross-section (mm²) / type / end length (mm)... : smallest cross-section (mm²) / type / end length (mm)... : Rated insulation voltage U i (V)... : Overvoltage category... : ower-frequency withstand verification of solid insulation in accordance with Table 5

22 age 19 of 58 Report No Ageing test (climatic sequence and corrosion test) (type ) Cold storage in accordance with IEC , Test 11j Test duration (h)...: 2 h Lower limiting temperature (LLT)...: - 60 C Visual inspection, CB terminal blocks shall be free from cracks, rupture or other critical damage Dry heat in accordance with IEC , Test 11i Test duration (h)...: 168 h Upper limiting temperature (ULT)...: 105 C Visual inspection, CB terminal blocks shall be free from cracks, rupture or other critical damage rotection against corrosion Flowing mixed gas corrosion in accordance with IEC , test 11g, Method 1 or Method 4 (Table 1 of IEC ) Test duration is 4 days. Sulphur dioxide test with general condensation of moisture according to ISO 6988 Severity: KFW 0,2 S Test duration is 24h (1 test cycle) Visual inspection, CB terminal blocks shall be free from cracks, rupture or other critical damage Verification of contact before and after ageing test contact before ageing test See appended table after ageing test the contact shall not See appended table rise by more than 50% of the initial measurement value. If the measurement value exceeds 1,5 times the initial measurement value, the clamping units and the connecting methods may be evaluated separately. Dielectric tests Impulse withstand voltage test in accordance with a)

23 age 20 of 58 Report No largest cross-section (mm²) / type / end length (mm)... : smallest cross-section (mm²) / type / end length (mm)... : Rated impulse withstand voltage (kv)... : Impulse withstand voltage in accordance with 2,5 mm² / rigid and / 6-7 mm 0,08 mm² / rigid and / 6 7 mm 4 kv 4,8 kv Table 4 ower-frequency withstand voltage test in accordance with b) largest cross-section (mm²) / type / end length (mm)... : smallest cross-section (mm²) / type / end length (mm)... : Rated insulation voltage U i (V)... : Overvoltage category... : ower-frequency withstand verification of solid insulation in accordance with Table Ageing test (climatic sequence and corrosion test) (type ) Cold storage in accordance with IEC , Test 11j Test duration (h)...: 2 h Lower limiting temperature (LLT)...: - 60 C Visual inspection, CB terminal blocks shall be free from cracks, rupture or other critical damage Dry heat in accordance with IEC , Test 11i Test duration (h)...: 168 h Upper limiting temperature (ULT)...: 105 C Visual inspection, CB terminal blocks shall be free from cracks, rupture or other critical damage rotection against corrosion Flowing mixed gas corrosion in accordance with IEC , test 11g, Method 1 or Method 4 (Table 1 of IEC ) Test duration is 4 days.

24 age 21 of 58 Report No Sulphur dioxide test with general condensation of moisture according to ISO 6988 Severity: KFW 0,2 S Test duration is 24h (1 test cycle) Visual inspection, CB terminal blocks shall be free from cracks, rupture or other critical damage Verification of contact before and after ageing test contact before ageing test See appended table after ageing test the contact shall not See appended table rise by more than 50% of the initial measurement value. If the measurement value exceeds 1,5 times the initial measurement value, the clamping units and the connecting methods may be evaluated separately. Dielectric tests Impulse withstand voltage test in accordance with a) largest cross-section (mm²) / type / end length (mm)... : smallest cross-section (mm²) / type / end length (mm)... : Rated impulse withstand voltage (kv)... : Impulse withstand voltage in accordance with Table 4 ower-frequency withstand voltage test in accordance with b) 2,5 mm² / rigid and / 6-7 mm 0,08 mm² / rigid and / 6 7 mm 4 kv 4,8 kv largest cross-section (mm²) / type / end length (mm)... : smallest cross-section (mm²) / type / end length (mm)... : Rated insulation voltage U i (V)... : Overvoltage category... : ower-frequency withstand verification of solid insulation in accordance with Table 5

25 age 22 of 58 Report No Verification of thermal characteristics The thermal characteristics are checked by the glow wire test and carried out according to IEC under following conditions: - on parts of insulating materials necessary to retain current-carrying parts in position by the glow wire test at a temperature of 850 C for 5s - on parts of insulating materials necessary for the proper functioning of the CB terminal block by the glow wire test at a temperature of 650 C for 5s with a tolerance of -0/+1 s No flaming or glowing or extinguishes within 30s after removal of the glow wire and the wrapping tissue shall not ignite 8.6 Verification of EMC characteristics Subclause 8.4 of IEC applies with the following addition: Immunity CB terminal blocks within the scope of this standard are not sensitive of electromagnetic disturbances and therefore no immunity tests are necessary Emission CB terminal blocks within the scope of this standard do not generate electromagnetic disturbances and therefore no emission tests are necessary. See appended table 8.5

26 age 23 of 58 Report No TABLE: Attachment of the CB terminal block on its support Maximum cross-section (mm²)... : 2,5 mm² Diameter of thread (mm)... : screwless type clamping unit Torque (Nm)... : screwless type clamping unit Number of specimen Number of insertion / disconnection ,5 mm² solid 5 contact before the test of attachment of the CB terminal block on its support voltage drop (m) contact unit 1 2,5 mm² Solid 0,1 0,060 / -0,073 0,66 contact unit 2 2,5 mm² Solid 0,1 0,071 / -0,060 0,65 contact after the test of attachment of the CB terminal block on its support voltage drop (m) contact unit 1 2,5 mm² Solid 0,1 contact unit 2 2,5 mm² Solid 0,1 0,069 / -0,073 0,70 0,074 / -0,066 0,69 Supplementary information: TABLE: Attachment of the CB terminal block on its support Maximum cross-section (mm²)... : 2,5 mm² Diameter of thread (mm)... : screwless type clamping unit Torque (Nm)... : screwless type clamping unit Number of specimen Number of insertion / disconnection ,5 mm² solid 5 contact before the test of attachment of the CB terminal block on its support voltage drop (m)

27 age 24 of 58 Report No contact unit 1 2,5 mm² Solid 0,1 contact unit 2 2,5 mm² Solid 0,1 0,075 / -0,077 0,75 0,079 / -0,078 0,77 contact after the test of attachment of the CB terminal block on its support voltage drop (m) contact unit 1 2,5 mm² Solid 0,1 contact unit 2 2,5 mm² Solid 0,1 0,080 / -0,087 0,83 0,078 / -0,082 0,79 Supplementary information: TABLE: Attachment of the CB terminal block on its support Maximum cross-section (mm²)... : 2,5 mm² Diameter of thread (mm)... : screwless type clamping unit Torque (Nm)... : screwless type clamping unit Number of specimen Number of insertion / disconnection ,5 mm² solid 5 contact before the test of attachment of the CB terminal block on its support voltage drop (m) contact unit 1 2,5 mm² Solid 0,1 0,041 / -0,037 0,39 contact unit 2 2,5 mm² Solid 0,1 0,038 / -0,042 0,40 contact after the test of attachment of the CB terminal block on its support voltage drop (m) contact unit 1 2,5 mm² Solid 0,1 contact unit 2 2,5 mm² Solid 0,1 0,040 / -0,041 0,40 0,042 / -0,038 0,39 Supplementary information:

28 age 25 of 58 Report No TABLE: Verification of the maximum cross-section and maximum connecting capacity Clamping units and connecting methods Reference standards Screw-type clamping unit IEC IEC Screwless-type clamping unit IEC IEC IEC Wrapped connection IEC Crimped connection IEC Insulation displacement connection (accessible) IEC IEC Insulation displacement connection (non-accessible) IEC IEC ress-in connection IEC Insulation piercing connection IEC IEC Flat quick-connect termination IEC61210 Soldered connection IEC Supplementary information:

29 age 26 of 58 Report No TABLE: Temperature rise test (type ) Length of s and loops (mm) : used rinted circuit board... : Ambient temperature ( C)... : Torque (Nm)... : Test current (A) Crosssectional area (mm 2 ) 500 mm grid 5 mm 21,5 C screwless type clamping unit Upper temperature limit (ULT) ( C) Temperature measured ( C) ,5 mm² Solid , ,5 mm² Solid , ,5 mm² Solid , ,5 mm² Solid ,0 contact before temperature rise test voltage drop (m) contact unit 1 2,5 mm² Solid 0,1 0,073 / -0,064 contact unit 2 2,5 mm² Solid 0,1 0,064 / 0,075 contact unit 3 2,5 mm² Solid 0,1 0,070 / -0,055 contact unit 4 2,5 mm² Solid 0,1 0,054 / -0,073 0,68 0,64 0,62 0,65 contact after temperature rise test voltage drop (m) contact unit 1 2,5 mm² Solid 0,1 0,081 / -0,053 contact unit 2 2,5 mm² Solid 0,1 0,049 / -0,081 contact unit 3 2,5 mm² Solid 0,1 0,075 / -0,043 contact unit 4 2,5 mm² Solid 0,1 0,055 / 0,085 0,66 0,64 0,58 0,69 Supplementary information: other test results and curve see page 39

30 age 27 of 58 Report No TABLE: Temperature rise test (type with bridge connection ) Length of s and loops (mm) : used rinted circuit board... : Ambient temperature ( C)... : Torque (Nm)... : Test current (A) Crosssectional area (mm 2 ) 500 mm grid 5 mm 22,7 C screwless type clamping unit Upper temperature limit (ULT) ( C) Temperature measured ( C) contact unit ,5 mm² Solid ,9 contact unit ,5 mm² Solid ,5 contact unit ,5 mm² Solid ,9 contact unit ,5 mm² Solid ,7 bridge connection 24 2,5 mm² ,4 contact before temperature rise test voltage drop (m) contact unit 1 2,5 mm² Solid 0,1 0,073 / -0,064 contact unit 2 2,5 mm² Solid 0,1 0,064 / 0,075 contact unit 3 2,5 mm² Solid 0,1 0,070 / -0,055 contact unit 4 2,5 mm² Solid 0,1 0,054 / -0,073 0,68 0,64 0,62 0,65 contact after temperature rise test voltage drop (m) contact unit 1 2,5 mm² Solid 0,1 0,081 / -0,053 contact unit 2 2,5 mm² Solid 0,1 0,049 / -0,081 contact unit 3 2,5 mm² Solid 0,1 0,075 / -0,043 contact unit 4 2,5 mm² Solid 0,1 0,055 / 0,085 0,66 0,64 0,58 0,69 Supplementary information: other test results and curve see page 40

31 age 28 of 58 Report No TABLE: Temperature rise test (type ) Length of s and loops (mm) : used rinted circuit board... : Ambient temperature ( C)... : Torque (Nm)... : Test current (A) Crosssectional area (mm 2 ) 500 mm grid 5 mm 22,7 C screwless type clamping unit Upper temperature limit (ULT) ( C) Temperature measured ( C) ,5 mm² Solid , ,5 mm² Solid , ,5 mm² Solid , ,5 mm² Solid ,6 contact before temperature rise test voltage drop (m) contact unit 1 2,5 mm² Solid 0,1 0,41 / -0,37 contact unit 2 2,5 mm² Solid 0,1 0,27 / 0,24 contact unit 3 2,5 mm² Solid 0,1 0,27 / -0,30 contact unit 4 2,5 mm² Solid 0,1 0,40 / -0,43 3,86 2,52 2,82 4,1 contact after temperature rise test voltage drop (m) contact unit 1 2,5 mm² Solid 0,1 0,38 / -0,40 contact unit 2 2,5 mm² Solid 0,1 0,24 / -0,26 contact unit 3 2,5 mm² Solid 0,1 0,30 / -0,28 contact unit 4 2,5 mm² Solid 0,1 0,43 / 0,42 3,86 2,48 2,87 4,2 Supplementary information: other test results and curve see page 41

32 age 29 of 58 Report No TABLE: Temperature rise test (type ) Length of s and loops (mm) : used rinted circuit board... : Ambient temperature ( C)... : Torque (Nm)... : Test current (A) Crosssectional area (mm 2 ) 500 mm grid 5 mm 22,7 C screwless type clamping unit Upper temperature limit (ULT) ( C) Temperature measured ( C) ,5 mm² Solid , ,5 mm² Solid , ,5 mm² Solid , ,5 mm² Solid ,6 contact before temperature rise test voltage drop (m) contact unit 1 2,5 mm² Solid 0,1 0,34 / -0,36 contact unit 2 2,5 mm² Solid 0,1 0,27 / 0,29 contact unit 3 2,5 mm² Solid 0,1 0,20 / -0,17 contact unit 4 2,5 mm² Solid 0,1 0,26 / -0,24 3,47 2,77 1,83 2,48 contact after temperature rise test voltage drop (m) contact unit 1 2,5 mm² Solid 0,1 0,36 / -0,34 contact unit 2 2,5 mm² Solid 0,1 0,29 / -0,27 contact unit 3 2,5 mm² Solid 0,1 0,18 / -0,19 contact unit 4 2,5 mm² Solid 0,1 0,25 / 0,27 3,47 2,77 1,83 2,57 Supplementary information: other test results and curve see page 42

33 age 30 of 58 Report No TABLE: Short-time withstand current test (type ) contact before short-time withstand current test voltage drop contact unit 1 2,5 mm² Solid 0,1 0,064 / -0,065 contact unit 2 2,5 mm² Solid 0,1 0,070 / -0,066 contact after short-time withstand current test voltage drop contact unit 1 2,5 mm² Solid 0,1 0,072 / -0,061 contact unit 2 2,5 mm² Solid 0,1 0,060 / -0,071 Supplementary information: (m) 0,64 0,67 (m) 0,66 0, TABLE: Short-time withstand current test (type ) contact before short-time withstand current test voltage drop contact unit 1 2,5 mm² Solid 0,1 0,25 / -0,25 contact unit 2 2,5 mm² Solid 0,1 0,10 / -0,10 contact after short-time withstand current test voltage drop contact unit 1 2,5 mm² Solid 0,1 0,19 / -0,18 contact unit 2 2,5 mm² Solid 0,1 0,028 / -0,018 Supplementary information: (m) 2,4 0,99 (m) 1,83 0,23

34 age 31 of 58 Report No TABLE: Short-time withstand current test (type ) contact before short-time withstand current test voltage drop contact unit 1 2,5 mm² Solid 0,1 0,032 / -0,043 contact unit 2 2,5 mm² Solid 0,1 0,042 / -0,050 contact after short-time withstand current test voltage drop contact unit 1 2,5 mm² Solid 0,1 0,037 / -0,041 contact unit 2 2,5 mm² Solid 0,1 0,041 / -0,038 Supplementary information: (m) 0,37 0,46 (m) 0,39 0,39

35 age 32 of 58 Report No TABLE: Ageing test (type ) contact before ageing test voltage drop Contact unit 1 0, ,43 / -0,438 Contact unit 2 0, ,338 / -0,33 Contact unit 3 0, ,408 / -0,417 Contact unit 4 0, ,374 / -0,37 Contact unit 1 2, ,063 / -0,051 Contact unit 2 2, ,07 / -0,058 Contact unit 3 2, ,058 / -0,048 Contact unit 4 2, ,072 / -0,06 contact after ageing test Contact unit 1 0, Contact unit 2 0, Contact unit 3 0, Contact unit 4 0, Contact unit 1 2,5 100 Contact unit 2 2,5 100 Contact unit 3 2,5 100 Contact unit 4 2,5 100 Supplementary information: voltage drop (m) 4,34 3,34 4,125 3,72 0,57 0,64 0,53 0,66 (m) 0,17 / -0,18 1,75 0,24 / -0,23 2,35 0,20 / -0,21 2,05 0,17 / -0,19 1,8 0,068 / -0,053 0,605 0,072 / -0,06 0,66 0,063 / -0,05 0,565 0,078 / -0,064 0,71

36 age 33 of 58 Report No TABLE: Ageing test (type ) contact before ageing test voltage drop Contact unit 1 0,08 solid 100 0,32 / -0,28 Contact unit 2 0,08 solid 100 0,52 / -0,53 Contact unit 3 0,08 solid 100 0,21 / -0,27 Contact unit 4 0,08 solid 100 0,21 / -0,27 Contact unit 1 2,5 solid 100 0,057 / -0,10 Contact unit 2 2,5 solid 100 0,067 / -0,11 Contact unit 3 2,5 solid 100 0,066 / -0,11 Contact unit 4 2,5 solid 100 0,074 / -0,11 contact after ageing test Contact unit 1 0,08 solid 100 Contact unit 2 0,08 solid 100 Contact unit 3 0,08 solid 100 Contact unit 4 0,08 solid 100 Contact unit 1 2,5 solid 100 Contact unit 2 2,5 solid 100 Contact unit 3 2,5 solid 100 Contact unit 4 2,5 solid 100 Supplementary information: voltage drop (m) 3,0 5,25 2,4 2,4 0,785 0,885 0,88 0,92 (m) 0,292 / -0,307 2,995 0,305 / -0,327 3,16 0,173 / -0,203 1,88 0,221 / -0,252 2,365 0,089 / -0,081 0,85 0,095 / -0,084 0,895 0,083 / -0,102 0,925 0,081 / -0,101 0,91

37 age 34 of 58 Report No TABLE: Ageing test (type ) contact before ageing test voltage drop Contact unit 1 0,08 solid 100 0,32 / -0,28 Contact unit 2 0,08 solid 100 0,52 / -0,53 Contact unit 3 0,08 solid 100 0,21 / -0,27 Contact unit 4 0,08 solid 100 0,21 / -0,27 Contact unit 1 2,5 solid 100 0,057 / -0,10 Contact unit 2 2,5 solid 100 0,067 / -0,11 Contact unit 3 2,5 solid 100 0,066 / -0,11 Contact unit 4 2,5 solid 100 0,074 / -0,11 contact after ageing test Contact unit 1 0,08 solid 100 Contact unit 2 0,08 solid 100 Contact unit 3 0,08 solid 100 Contact unit 4 0,08 solid 100 Contact unit 1 2,5 solid 100 Contact unit 2 2,5 solid 100 Contact unit 3 2,5 solid 100 Contact unit 4 2,5 solid 100 Supplementary information: voltage drop (m) 3,0 5,25 2,4 2,4 0,785 0,885 0,88 0,92 (m) 0,292 / -0,307 2,995 0,305 / -0,327 3,16 0,173 / -0,203 1,88 0,221 / -0,252 2,365 0,089 / -0,081 0,85 0,095 / -0,084 0,895 0,083 / -0,102 0,925 0,081 / -0,101 0,91

38 age 35 of 58 Report No TABLE: Ageing test (type ) contact before ageing test voltage drop Contact unit 1 0, ,43 / -0,438 Contact unit 2 0, ,338 / -0,33 Contact unit 3 0, ,408 / -0,417 Contact unit 4 0, ,374 / -0,37 Contact unit 1 2, ,063 / -0,051 Contact unit 2 2, ,07 / -0,058 Contact unit 3 2, ,058 / -0,048 Contact unit 4 2, ,072 / -0,06 contact after ageing test Contact unit 1 0, Contact unit 2 0, Contact unit 3 0, Contact unit 4 0, Contact unit 1 2,5 100 Contact unit 2 2,5 100 Contact unit 3 2,5 100 Contact unit 4 2,5 100 Supplementary information: voltage drop (m) 4,34 3,34 4,125 3,72 0,57 0,64 0,53 0,66 (m) 0,17 / -0,18 1,75 0,24 / -0,23 2,35 0,20 / -0,21 2,05 0,17 / -0,19 1,8 0,068 / -0,053 0,605 0,072 / -0,06 0,66 0,063 / -0,05 0,565 0,078 / -0,064 0,71

39 age 36 of 58 Report No TABLE: Ageing test (type ) contact before ageing test voltage drop Contact unit 1 0,08 solid 100 0,24 / -0,26 Contact unit 2 0,08 solid 100 0,29 / -0,30 Contact unit 3 0,08 solid 100 0,25 / -0,27 Contact unit 4 0,08 solid 100 0,28 / -0,25 Contact unit 1 2,5 solid 100 0,056 / -0,063 Contact unit 2 2,5 solid 100 0,063 / -0,054 Contact unit 3 2,5 solid 100 0,041 / -0,052 Contact unit 4 2,5 solid 100 0,04 / -0,053 contact after ageing test Contact unit 1 0,08 solid 100 Contact unit 2 0,08 solid 100 Contact unit 3 0,08 solid 100 Contact unit 4 0,08 solid 100 Contact unit 1 2,5 solid 100 Contact unit 2 2,5 solid 100 Contact unit 3 2,5 solid 100 Contact unit 4 2,5 solid 100 Supplementary information: voltage drop (m) 2,5 2,95 2,6 2,65 0,595 0,585 0,465 0,465 (m) 0,288 / -0,245 2,665 0,291 / -0,247 2,69 0,32 / -0,267 2,935 0,281 / -0,229 2,55 0,068 / -0,032 0,5 0,063 / -0,028 0,455 0,04 / -0,078 0,59 0,037 / -0,078 0,575

40 age 37 of 58 Report No TABLE: Ageing test (type ) contact before ageing test voltage drop Contact unit 1 0, ,333 / -0,33 Contact unit 2 0, ,416 / -0,41 Contact unit 3 0, ,432 / -0,43 Contact unit 4 0, ,377 / -0,38 Contact unit 1 2, ,032 / -0,04 Contact unit 2 2, ,044 / -0,036 Contact unit 3 2, ,048 / -0,055 Contact unit 4 2, ,041 / -0,035 contact after ageing test Contact unit 1 0, Contact unit 2 0, Contact unit 3 0, Contact unit 4 0, Contact unit 1 2,5 100 Contact unit 2 2,5 100 Contact unit 3 2,5 100 Contact unit 4 2,5 100 Supplementary information: voltage drop (m) 3,315 3,34 4,31 3,785 0,36 0,4 0,515 0,38 (m) 0,21 / -0,22 2,15 0,32 / -0,32 3,2 0,20 / -0,20 2,0 0,25 / -0,25 2,5 0,039 / -0,042 0,405 0,05 / -0,04 0,45 0,052 / -0,058 0,55 0,046 / -0,04 0,43

41 age 38 of 58 Report No TABLE: Verification of thermal characteristics Specimen Flame part under test material designation Colour test temperature (C) flames and glowing extinction time ignition of the tissue paper (Y/N) housing A 6 Gray 850 C < 30 s N Supplementary information: Annex A informative Structure of a CB terminal block Annex B informative Additional Information to be specified between manufacturer and user B.1 Additional information available on request of the user Additional derating curves according to IEC , test 5b Glow-wire flammability test method for endproducts according to IEC Glow-wire flammability index (GWFI) of CB terminal block materials according to IEC Needle flame test according to IEC Ball pressure test according to IEC B.2 Information for testing additional to those mentioned above Insulating material group (CTI value) of the insulating material. It is recommended to check the insulating material group by the TI value Relevant detail specification, if available, for example loaded temperature according to IEC , Test 9e Tests for T-classified CB terminal blocks according to IEC :2002, Clause 12 Annex C informative Examples of CBs and CB terminal blocks for high current application

42 Remarks age 39 of 58 Report No Current-carrying capacity curve type Current T1 T T2 T T3 T T4 T Avg T max dif. Factor Temp C A K K K K K 105 0, ,1 19,7 17,6 17,1 18,1 86,9 12, ,2 41,5 37,7 36,6 38,8 66, ,3 57,7 51,4 51,5 54,0 51, ,5 85,6 79,0 76,7 80,5 24,6 29,6 Current (A) Temperature ( C) Rated current 26A* * Rated current determined at 40 ºC and a reduction factor of 0,8 (red line)

43 Remarks age 40 of 58 Report No Current-carrying capacity curve type with connection bridge current T1 T T2 T T3 T T4 T Avg T max Temp C dif. Factor K K K K K 105 0,8 17,5 17,8 19,2 19,8 18,9 18,9 86, ,3 34,2 35,5 33,2 33,6 71,5 19, ,9 60,1 62,5 57,0 58,9 46,1 25, ,2 79,8 82,4 73,7 77,8 27,2 29,6 Current (A) Temperature ( C) Rated current 27A* * Rated current determined at 40 ºC and a reduction factor of 0,8 (red line)

44 Remarks age 41 of 58 Report No Current-carrying capacity curve type Current T1 T T2 T T3 T T4 T Avg T max dif. Factor Temp C A K K K K K 105 0, ,6 12,3 12,9 12,8 12,2 92,9 11, ,2 25,2 27,2 26,3 25,5 79,5 16, ,1 33,5 36,4 36,3 34,3 70, ,8 63,0 69,8 68,3 65,2 39,8 28 Current (A) Temperature ( C) Rated current 28A* * Rated current determined at 40 ºC and a reduction factor of 0,8 (red line)

45 Remarks age 42 of 58 Report No Current-carrying capacity curve type Current T1 T T2 T T3 T T4 T Avg T max dif. Factor Temp C A K K K K K 105 0, ,6 12,3 12,8 11,4 12,3 92,7 11, ,7 33,1 32,9 32,2 32,7 72, ,3 60,6 58,8 58,4 59,3 45, ,5 83,8 83,7 77,7 80,4 24,6 32 Current (A) Temperature ( C) Rated current 28A* * Rated current determined at 40 ºC and a reduction factor of 0,8 (red line)

46 Remarks age 43 of 58 Report No

47 Remarks age 44 of 58 Report No SECIFICATION OF THE CERTIFIED RODUCT roduct data product : CB terminal block for copper s trade name(s) : WAGO type(s) : 742 material : thermoplastic material rated connecting capacity : 2,5 mm² rigid and connectable s : 0,08 mm² - 2,5 mm² rigid and Additional information Markings: trademark, type designation and electric ratings are indented in the thermoplastic material. roduct data-type (5 mm) rated insulation voltage : 250 V (overvoltage category III and pollution degree 3) 500 V (overvoltage category III and pollution degree 2) rated impulse withstand voltage : 4 kv rated current : 28 A (at 40 ºC and a reduction factor of 0,8) description : CB terminal blocks, provided with disconnect part, with screwless clamping units and 2 solder pins per pole type : description : 1 screwless clamping unit, per pole type : description : 2 screwless clamping units per pole type : description : 3 screwless clamping units per pole roduct data-type (5,08 mm) rated insulation voltage : 250 V (overvoltage category III and pollution degree 3) 500 V (overvoltage category III and pollution degree 2) rated impulse withstand voltage : 4 kv rated current : 28 A (at 40 ºC and a reduction factor of 0,8) description : CB terminal blocks, provided with disconnect part, with screwless clamping units and 2 solder pins per pole type description type description type description : screwless clamping unit per pole : screwless clamping units per pole : screwless clamping units per pole

48 Remarks age 45 of 58 Report No roduct data-type (5 mm) rated insulation voltage : 250 V (overvoltage category III and pollution degree 3) 500 V (overvoltage category III and pollution degree 2) rated impulse withstand voltage : 4 kv rated current 26 A without jumper (at 40 ºC and a reduction factor of 0,8) 27 A with jumper (at 40 ºC and a reduction factor of 0,8) description : CB terminal blocks, provided for jumper With screw less clamping units and 2 solder pins per pole type : (grey) (blue) description : 1 screwless clamping unit per pole type : description : ground terminal block, with 1 screwless clamping unit per pole type : (grey) (blue) description : 2 screwless clamping units per pole type : description : ground terminal block, with 2 screwless clamping units per pole roduct data-type (5,08 mm) rated insulation voltage : 250 V (overvoltage category III and pollution degree 3) : 500 V (overvoltage category III and pollution degree 2) rated impulse withstand voltage : 4 kv rated current : 26 A without jumper (at 40 ºC and a reduction factor of 0,8) 27 A with jumper (at 40 ºC and a reduction factor of 0,8) description : CB terminal blocks, provided for jumper With screwless clamping units and 2 solder pins per pole type description type description : screwless clamping unit per pole : screwless clamping units per pole

49 age 46 of 58 Report No IEC CONNECTION OF CONDUCTORS 7.1 Clamping units accept unprepared s Each clamping unit, if not stated otherwise in the relevant product standard, accepts, in addition to its rated connecting capacity, at least the two successive smaller cross-sectional areas... : 7.4 Screw-type clamping units, unless otherwise specified by the manufacturer, accept rigid and s as indicated in table 1, in which case no markings are necessary... : Screw-type clamping unit which accepts only one type of (e.g. rigid or ) according to the manufacturer's specification: this is either clearly marked on the end product, for connecting purposes, by the letter r or f, or indicated on the smallest package unit or in technical information and/or catalogues... : 7.5 Screwless-type clamping units, unless otherwise specified by the manufacturer, accept rigid and s as indicated in table 1, in which case no markings are necessary... : Screwless-type clamping unit which accepts only solid s according to the manufacturer's specification: this is either clearly marked on the end product, for connecting purposes, by the letters s or sol, or indicated on the smallest package unit or in technical information and/or in catalogues... : Screwless-type clamping unit which accepts only rigid (solid and stranded) s according to the manufacturer's specification: this is either clearly marked on the end product, for connecting purposes, by the letter r, or indicated on the smallest package unit or in technical information and/or catalogues... : 0,08 mm² - 2,5 mm² Rigid and 7.6 On screwless-type clamping units, the connection or disconnection of s is made as follows: on universal clamping units by the use of a general purpose tool or a convenient device, integral with the clamping unit to open it for the insertion or withdrawal of the s on push-wire clamping units by simple insertion; for the disconnection of the s an operation other than a pull only on the is necessary Opening of the clamping unit by general tool