Jiangsu Zeversolar New Energy CO.LTD Building 9 No.198, Xiangyang Road, Suzhou, PEOPLE'S RE- PUBLIC OF CHINA
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3 Technical Report No. < > F.3 Requirements for the test report for power generation units F.4 Requirements for the test report for the NS protection Dated < > Client: Manufacturing place: Test subject: Jiangsu Zeversolar New Energy CO.LTD Building 9 No.198, Xiangyang Road, Suzhou, PEOPLE'S RE- PUBLIC OF CHINA Jiangsu ZOF New Energy Co., Ltd. No.588 Gangxing Road, Economic Development Zone, Yangzhong City, Jiangsu Province, PEOPLE'S REPUBLIC OF CHINA Product: P Grid-connected inverter Type: Zeverlution Pro 33K Test specification: DE-AR-N 4105: 2011 DIN DE (DE ):2012 Purpose of examination: According to annex F3 and F4 in DE-AR-N 4105: TÜ SÜD certification mark specifications Test result: The test results show that the presented product is in compliance with the specified requirements. This technical report may only be quoted in full. Any use for advertising purposes must be granted in writing. This report is the result of a single examination of the object in question and is not generally applicable evaluation of the quality of other products in regular production. Page: 1 of 10 TÜ SÜ D Certification and Testing
4 1 Description of the test subject 1.1 Function These devices are transformer-less grid-connected P inverters which converts direct current optimized by photovoltaic DC conditioner to alternating current, and it is intended to be connected in parallel with the low-voltage mains to supply common load. They are intended for professional incorporation into P system, and they are assessed on a component test basis. 1.2 Consideration of the foreseeable misuse Not applicable Covered through the applied standard Covered by the following comment Covered by attached risk analysis 1.3 Technical Data Model : Zeverlution Pro 33K P input : AC output : Max. input voltage: d.c. 1000; MPP voltage range: d.c ; Max. input current: d.c. 2 x 34A; Isc P(absolute maximum): d.c. 2 x 51A; Rated grid voltage: 3/N/PE~ 400 Rated grid frequency: 50Hz Max. continuous output current: a.c. 3 x 48A Max. AC output active power: 33kW Max. AC output apparent power: 33kA Adjustable cos(φ): 0,85ind ,85cap Protection Class Ingress protection Construction Supply connection Weight : I : IP65 : Fixed equipment : Non-detachable power supply cord : 58kg 2 Order 2.1 Date of Purchase Order, Customer s Reference Page: 2 of 10 TÜ SÜ D Certification and Testing
5 , / Receipt of Test Sample, Location , 1) Jiangsu Zeversolar New Energy Co., Ltd. Building 9, No.198 Xiangyang Road, Suzhou, PEOPLE'S REPUBLIC OF CHINA 2) Nanjing CQC - Trusted Testing Technology Co., Ltd. No.99,Wenlan Road, Xianlin University Zone, Xianlin Street, Qixia District, NanJing, China 2.3 Date of Testing Location of Testing 1) Jiangsu Zeversolar New Energy Co., Ltd. Building 9, No.198 Xiangyang Road, Suzhou, PEOPLE'S REPUBLIC OF CHINA 2) Nanjing CQC - Trusted Testing Technology Co., Ltd. No.99,Wenlan Road, Xianlin University Zone, Xianlin Street, Qixia District, NanJing, China 2.5 Points of Non-compliance or Exceptions of the Test Procedure None 3 Test Results 3.1 Positive Test Results F.3 Requirements for the test report for power generation units (DE-AR-N 4105) Extract from test report for unit certificate Determination of electrical properties Type of system Generation unit manufacturer Grid-connected inverter for P system Jiangsu Zeversolar New Energy Co.,Ltd. Address: Building 9, No.198, Xiangyang Road, , No Manufacturer s data Type of system: Active power (nominal power at reference conditions): Grid-connected inverter for P system 30kW Page: 3 of 10 TÜ SÜ D Certification and Testing
6 Suzhou, PEOPLE'S REPUBLIC OF CHINA Rated voltage: Period of measurement: From to /N/PE~ 400 Active power P Emax 33kW Reactive power reference (@0,91Un) Active power P/P Emax [%] Max. possible cosφ under-excited Max. possible cosφ over-excited ,849 0,848 0,847 0,847 0,847 0,848 0,848 0,886** 1,000** N/A* 0,858 0,857 0,854 0,853 0,852 0,852 0,851 0,884** 1,000** N/A* Remark: * : The max. current is limited by software to 48 A, the apparent power and active power are limited accordingly when test at fixed grid voltage(0,91un). S limited=p limited=48 x 209,3 x W/A So the P Emax can not reached when test at 0,91Un. ** : Due to apparent power is limited to S Emax, the active power is reduced accordingly when adjust cos φ. It is therefore not achieved to default cos φ at points 80% and 90% P/P Emax. The max. possible cos φ is recorded accordingly. Reactive power reference (@Un) Active power P/P Emax [%] Max. possible cosφ under-excited Max. possible cosφ over-excited ,848 0,848 0,847 0,847 0,847 0,848 0,848 0,849 0,905* 1,000* 0,849 0,851 0,851 0,850 0,850 0,850 0,850 0,849 0,904* 1,000* Reactive power reference (@1,09Un) Active power P/P Emax [%] Max. possible cosφ under-excited Max. possible cosφ over-excited ,843 0,848 0,848 0,848 0,848 0,848 0,848 0,850 0,905* 1,000* 0,833 0,845 0,847 0,848 0,848 0,848 0,848 0,848 0,904* 1,000* * : Due to apparent power is limited to S Emax, the active power is reduced accordingly when adjust cos φ. It is therefore not achieved to default cos φ at points 90% and 100% P/P Emax. The max. possible cos φ is recorded accordingly. Page: 4 of 10 TÜ SÜ D Certification and Testing
7 Compliance of required displacement factor cosφ Default in system control 0,900 O 0,920 O 0,940 O 0,960 O 0,980 O 1,000 0,980 U 0,960 U 0,940 U 0,920 U 0,900 U Measured value at PGU terminals 0,899 0,919 0,938 0,960 0,979 1,000 0,981 0,962 0,940 0,921 0,901 Reactive power transfer function Standard-cosφ-(P)-characteristic Active power P/P Emax [%] cosφ 0,990 0,996 0,997 0,998 0,999 0,979 0,960 0,939 0,921 -* Conform to Standard- cosφ-(p)-characteristic Remark: * :The maximum apparent power of the inverter is limited to S Emax. If setting cos φ 1, the maximum active power is reduced accordingly. The active power 100% P/P Emax is therefore only achieved when cos φ = 1. Switching actions Making operation without default (of primary energy carrier) k i 0,13 Worst case at switch over of generator sections* k i - Making operation at reference conditions (of primary energy carrier) k i 1,01 Breaking operation at nominal power k i 1,01 Worst-case value of all switching operations k imax 1,01 Remark: * Not applicable for P system Flicker Angle of network impedance ψ k: 32 1) Coefficient of system flicker c ψ: 3, Remark: 1) R A = 0,24 Ω; X A = j 0,15 Ω at 50 Hz network impedance used for most unfavorable condition which is approximately 32 flicker angle. Page: 5 of 10 TÜ SÜ D Certification and Testing
8 Harmonics Active power P/Pn[%] Ordinal I [%] I [%] I [%] I [%] I [%] I [%] I [%] I [%] I [%] I [%] I [%] number 2-0,14 0,18 0,18 0,20 0,28 0,27 0,33 0,31 0,28 0,31 3-0,05 0,08 0,13 0,19 0,25 0,37 0,49 0,49 0,84 1,07 4-0,03 0,04 0,05 0,07 0,06 0,10 0,08 0,06 0,09 0,09 5-0,24 0,20 0,26 0,28 0,28 0,28 0,27 0,28 0,26 0,25 6-0,02 0,03 0,04 0,05 0,07 0,06 0,07 0,04 0,05 0,05 7-0,14 0,13 0,17 0,18 0,18 0,19 0,19 0,19 0,19 0,18 8-0,08 0,11 0,11 0,11 0,11 0,11 0,13 0,11 0,11 0,11 9-0,01 0,02 0,03 0,03 0,03 0,04 0,04 0,03 0,04 0, ,08 0,09 0,10 0,09 0,10 0,11 0,12 0,10 0,11 0, ,15 0,05 0,11 0,14 0,16 0,17 0,17 0,18 0,19 0, ,01 0,02 0,03 0,03 0,04 0,03 0,04 0,04 0,03 0, ,10 0,08 0,11 0,15 0,17 0,18 0,19 0,20 0,21 0, ,02 0,02 0,02 0,03 0,03 0,03 0,03 0,04 0,03 0, ,01 0,01 0,02 0,02 0,02 0,03 0,02 0,02 0,03 0, ,05 0,04 0,05 0,05 0,05 0,05 0,05 0,05 0,05 0, ,04 0,08 0,09 0,11 0,13 0,16 0,17 0,17 0,19 0, ,01 0,02 0,02 0,02 0,03 0,03 0,03 0,04 0,03 0, ,03 0,07 0,09 0,10 0,13 0,16 0,17 0,17 0,19 0, ,03 0,02 0,03 0,03 0,03 0,04 0,04 0,04 0,04 0, ,01 0,01 0,02 0,02 0,02 0,02 0,02 0,02 0,02 0, ,02 0,02 0,02 0,02 0,02 0,02 0,03 0,03 0,02 0, ,02 0,03 0,07 0,08 0,10 0,12 0,13 0,14 0,16 0, ,01 0,01 0,01 0,01 0,02 0,02 0,03 0,03 0,02 0, ,03 0,03 0,06 0,07 0,09 0,12 0,14 0,14 0,17 0, ,01 0,01 0,01 0,01 0,02 0,02 0,02 0,02 0,02 0, ,01 0,01 0,01 0,01 0,02 0,02 0,02 0,02 0,02 0, ,01 0,01 0,01 0,01 0,01 0,02 0,02 0,02 0,02 0, ,03 0,03 0,04 0,05 0,07 0,09 0,11 0,10 0,13 0, ,01 0,01 0,01 0,01 0,01 0,02 0,02 0,02 0,02 0, ,05 0,03 0,03 0,04 0,06 0,08 0,10 0,10 0,13 0, ,01 0,01 0,01 0,02 0,02 0,02 0,02 0,02 0,02 0, ,01 0,01 0,01 0,01 0,01 0,02 0,02 0,02 0,02 0, ,01 0,01 0,01 0,02 0,02 0,02 0,02 0,02 0,02 0, ,05 0,04 0,02 0,02 0,04 0,05 0,07 0,06 0,09 0, ,01 0,01 0,01 0,01 0,01 0,01 0,02 0,01 0,02 0, ,04 0,04 0,03 0,02 0,03 0,05 0,06 0,06 0,08 0, ,01 0,01 0,01 0,01 0,01 0,02 0,02 0,02 0,02 0, ,01 0,01 0,01 0,01 0,01 0,02 0,01 0,01 0,02 0, ,01 0,01 0,01 0,01 0,01 0,01 0,02 0,01 0,01 0,01 Page: 6 of 10 TÜ SÜ D Certification and Testing
9 Subharmonics Active power P/Pn[%] Frequency I [%] I [%] I [%] I [%] I [%] I [%] I [%] I [%] I [%] I [%] I [%] [Hz] 75-0,09 0,12 0,26 0,29 0,27 0,38 0,33 0,28 0,35 0, ,06 0,08 0,15 0,17 0,16 0,26 0,21 0,16 0,23 0, ,06 0,12 0,18 0,21 0,18 0,24 0,16 0,19 0,19 0, ,06 0,13 0,22 0,20 0,19 0,17 0,20 0,14 0,14 0, ,05 0,08 0,20 0,20 0,20 0,18 0,16 0,17 0,14 0, ,05 0,07 0,17 0,17 0,15 0,17 0,16 0,11 0,13 0, ,03 0,04 0,08 0,08 0,08 0,11 0,10 0,06 0,10 0, ,03 0,03 0,07 0,07 0,07 0,09 0,09 0,05 0,09 0, ,05 0,05 0,10 0,13 0,14 0,15 0,14 0,11 0,11 0, ,05 0,05 0,10 0,13 0,13 0,13 0,13 0,14 0,10 0, ,03 0,05 0,08 0,12 0,14 0,14 0,14 0,14 0,11 0, ,03 0,05 0,09 0,13 0,13 0,14 0,13 0,13 0,11 0, ,02 0,03 0,05 0,05 0,05 0,07 0,06 0,05 0,06 0, ,02 0,02 0,04 0,05 0,04 0,06 0,06 0,05 0,06 0, ,02 0,05 0,05 0,07 0,09 0,11 0,11 0,10 0,10 0, ,02 0,05 0,05 0,07 0,10 0,11 0,11 0,12 0,09 0, ,02 0,05 0,04 0,06 0,10 0,11 0,11 0,12 0,10 0, ,02 0,05 0,05 0,07 0,10 0,12 0,12 0,12 0,11 0, ,02 0,03 0,03 0,04 0,04 0,06 0,05 0,04 0,05 0, ,02 0,02 0,03 0,04 0,04 0,05 0,05 0,04 0,05 0, ,02 0,02 0,04 0,04 0,06 0,08 0,09 0,08 0,09 0, ,02 0,02 0,04 0,04 0,06 0,08 0,10 0,09 0,09 0, ,03 0,02 0,04 0,03 0,06 0,08 0,09 0,09 0,09 0, ,03 0,03 0,04 0,04 0,06 0,09 0,11 0,09 0,10 0, ,02 0,02 0,03 0,03 0,03 0,05 0,04 0,03 0,05 0, ,02 0,02 0,03 0,03 0,03 0,04 0,04 0,03 0,04 0, ,02 0,02 0,03 0,03 0,03 0,06 0,06 0,06 0,07 0, ,02 0,02 0,03 0,03 0,03 0,05 0,07 0,06 0,07 0, ,02 0,02 0,03 0,03 0,03 0,05 0,06 0,06 0,07 0, ,02 0,02 0,03 0,03 0,03 0,05 0,07 0,06 0,08 0, ,01 0,02 0,02 0,03 0,03 0,03 0,03 0,03 0,04 0, ,01 0,02 0,02 0,03 0,03 0,03 0,03 0,02 0,03 0, ,02 0,03 0,03 0,03 0,03 0,03 0,04 0,03 0,05 0, ,02 0,03 0,03 0,02 0,02 0,03 0,04 0,04 0,05 0, ,01 0,03 0,03 0,03 0,03 0,03 0,04 0,03 0,05 0, ,02 0,04 0,03 0,03 0,02 0,03 0,04 0,03 0,05 0, ,01 0,01 0,02 0,02 0,02 0,03 0,03 0,02 0,03 0, ,01 0,01 0,02 0,02 0,02 0,03 0,02 0,02 0,03 0, ,02 0,03 0,03 0,03 0,02 0,03 0,03 0,02 0,04 0,04 Page: 7 of 10 TÜ SÜ D Certification and Testing
10 Higher frequencies Active power P/Pn[%] Frequency I [%] I [%] I [%] I [%] I [%] I [%] I [%] I [%] I [%] I [%] I [%] [khz] 2.1-0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,02 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,02 0,02 0,02 0,02 0,02 0,02 0,02 0,02 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0, ,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 0,01 Remark: The harmonic values are maximum values from all phases. Page: 8 of 10 TÜ SÜ D Certification and Testing
11 F.4 Requirement for the test report for the NS protection (DE-AR-N 4105) Extract from test report for NS protection Determination of electrical properties NS protection as central NS protection Type of NS system Software version: Manufacturer: No Other Manufacturer s data Measuring period: Protection function From XXXX-XX-XX to XXXX-XX-XX Control value Release value Tripping time NS protection a oltage drop protection U < 0,8 * U n U n ms Rise-in-voltage protection U > 1,1 * U n U n ms Rise-in-voltage protection U >> 1,15 * U n U n ms Frequency decrease protection f < 47,5 Hz Hz ms Frequency increase protection f > 51,5 Hz Hz ms Remark: a : The tripping time comprises the period before limit violation U/f until tripping signal to interface switch. During planning of power generation system the proper time of interface switch shall be added to the highest value of time determined above. The break time (sum of tripping time NS protection plus proper time of interface switch) shall not exceed 200 ms. NS protection as integrated NS protection Remark: SEmax > 30kA, an external suitable certified central NS protection device must be installed at the central meter panel, in addition to the central NS protection, PGU is integrated with grid protection functions as below. Type of NS system Software version: Manufacturer: In addtion to the central NS protection required, PGU is integrated with grid protection functions as below Other Manufacturer s data 1.00 Assigned to PGU type Zeverlution Pro 33K Jiangsu Zeversolar New Energy Co.,Ltd. Integrated interface switch Type of Switching equipment 1 Relay Address: Building 9, No.198, Xiangyang Road, , Suzhou, PEOPLE'S REPUBLIC OF CHINA Type of Switching equipment 2 Relay Measuring period: From to Protection function Setting value Tripping value c Break time a oltage drop protection U < 0,8 * U n 318,2/185,2 140,0 ms Page: 9 of 10 TÜ SÜ D Certification and Testing
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