Underwriters Laboratories Inc. authorizes the above-named company to reproduce this Report provided it is reproduced in its entirety.

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1 File E Project 04CA46856 October 28, 2004 REPORT on MANUAL MOTOR CONTROLLERS Sontheimer Elektroschaltgerate GmbH Nuremberg, Germany Copyright 1998 Underwriters Laboratories Inc. Underwriters Laboratories Inc. authorizes the above-named company to reproduce this Report provided it is reproduced in its entirety.

2 File E Vol. 1 Sec. 6 Page 1 Issued: and Report DESCRIPTION PRODUCT COVERED: USL, CNL Manual Motor Controllers size 16, 20 and 32, Cat. No. - A follwed by 1-8 folowed by /16or 20 or 32 followed by E or ZM or T or V or VZM or VZ or S - ARU followed by 1-4 followed by/16or 20 or 32 fololwed by E or ZM or T or V - U followed by 1-8 followed by /16or 20 or 32 followed by E or ZM or T or V - UR followed by 1-4 followed by /16or 20 or 32 followed by E or ZM or T or V - URR followed by 1-4 followed by /16or 20 or 32 follolwed by E or ZM or T or V - WS followed by 1-8 followed by /16or 20 or 32 followed by E or ZM or T or V - ST followed by 3-12 followed by1-5 followed by /16or 20 or 32 followed by E or ZM or T or V - ST0 followed by 2-11 folloed by 1-5 followed by /16or 20 or 32 followed by E or ZM or T or V - V followed by 0-32 followed by /16or 20 or 32 followed by E or ZM or T or V - VN followed by 30 followed by /16or 20 or 32 followed by E or ZM or T or V - AU followed by followed by /16or 20 or 32 followed by E or ZM or T or V - W followed by 2-3 followed by /16or 20 or 32 followed by E or ZM or T or V - SD followed by /16or 20 or 32 followed by E or ZM or T or V or VZM or VZ or S - WSD followed by /16or 20 or 32 followed by E or ZM or T or V or VZM or VZ or S - P followed by 12 or 22 followed by /16or 20 or 32 followed by E or ZM or T or V - P0 followed by 12 or 22 followed by /16or 20 or 32 followed by E or ZM or T or V - WP followed by 12 followed by /16or 20 or 32 followed by E or ZM or T or V - HP followed by 1-2 followed by /16or 20 or 32 followed by E or ZM or T or V - BC followed by 5-12 followed by /16or 20 or 32 followed by E or ZM or T or V

3 File E Vol. 1 Sec. 6 Page 2 Issued: and Report PRODUCT COVERED (Cont.): - BC0 followed by 5-11 followed by /16or 20 or 32 followed by E or ZM or T or V - GR followed by followed by /16or 20 or 32 followed by E or ZM or T or V - SA followed by nothing or 2 followed by /16or 20 or 32 followed by E or ZM or T or V - SE followed by nothing or 2 followed by /16or 20 or 32 followed by E or ZM or T or V - SEA followed by 1or 2 or 10or 20 followed by /16or 20 or 32 followed by E or ZM or T or V ENGINEERING CONSIDERATIONS (NOT FOR UL REPRESENTATIVE USE): USL Indicates investigation to UL th edition. CNL - Indicates investigation to Canadian National Standards C22.2 No Notes: - CNL = Canadian National Standards - Listed - USL = United States Standard - Listed

4 File E Vol. 1 Sec. 6 Page 3 Issued: and Report GENERAL: These devices are open-type, single-pole or multi-pole cam switches for use in industrial applications. They are intended for flush mounting in Type 1 environments only, and are suitable for factory and field wiring. RATINGS: 38A, 600 V ac, General Use 2 hp, 120 V ac, 1 - phase; 3 hp, 240 V ac, 1 phase; 5 hp, 120 V ac, 3 - phase; 10 hp, 240 V ac, 3 phase; 20 hp, 480 V ac, 3 phase; 20 hp, 600 V ac, 3 phase; 5kA Short Circuit Rating at 600 V, when protected by 150A K5 fuse Wire Size - No. 14 AWG through 8 AWG Tightening Torque N m 32A, 600 V ac, General Use 1.5 hp, 120 V ac, 1 - phase; 2.5 hp, 240 V ac, 1 phase; 3 hp, 120 V ac, 3 - phase; 8 hp, 240 V ac, 3 phase; 15 hp, 480 V ac, 3 phase; 15 hp, 600 V ac, 3 phase; 5kA Short Circuit Rating at 600 V, when protected by 150A K5 fuse Wire Size - No. 14 AWG through 8 AWG Tightening Torque N m 25A, 600 V ac, General Use 1 hp, 120 V ac, 1 - phase; 2 hp, 240 V ac, 1 phase; 2 hp, 120 V ac, 3 - phase; 6 hp, 240 V ac, 3 phase; 10 hp, 480 V ac, 3 phase; 10 hp, 600 V ac, 3 phase; 5kA Short Circuit Rating at 600 V, when protected by 150A K5 fuse Wire Size - No. 14 AWG through 8 AWG

5 Tightening Torque N m File E Vol. 1 Sec. 6 Page 4 Issued: and Report CONSTRUCTION DETAILS: The device shall be constructed in accordance with following descriptive pages: Tolerance - Unless otherwise indicated, all dimensions are nominal. Corrosion Protection - All parts are of corrosion resistant material or are painted or plated as corrosion protection. Spacings - Minimum 9.5 mm through-air and 12.7 mm over-surface spacing provided between any uninsulated live part and an uninsulated live of opposite polarity, uninsulated grounded part, or exposed metal part. Handles Cat.Nos. ZM/..and E/.. are suitable for the use in enclosures Type 1, 3R, 4X and 12.

6 File E Vol. 1 Sec. 6 Page 5 Issued: and Report Marking - Markings shall include the following: 1. Manufacturer's name and catalog number. 2. Electrical ratings. 3. Short Circuit Ratings. Short Circuit Ratings - Refer to Electrical Ratings. Suitable For Use On A Circuit Capable of Delivery Not More Than rms Symmetrical Amperes, Volts Maximum when protected by when protected by 150A K5 fuses. The marking above may be on a separate sheet or in the installation instructions if there is not sufficient room on the device for the marking. Equipment shall be marked to show the following for the Field Wiring Terminals: Type Wire Size (AWG) Torque [Nm] Stranded copper wire conductors having a temperature rating 75 C minimum.

7 File E Vol. 1 Sec. 6 Page 6 Issued: and Report MODEL A3-6 ASSEMBLED AND DISASSEMBLED VIEW - FIG. 1 FIG. 2 General - Model A8/ is considered representative of all size 16, 20 and 32 cam switches. 1. Switch Compartment - QMFZ2, BASF AG, Ultramid KR4205, Overall, 51 by 56 by 13 mm, 1 mm min. thickness. Max. 6 units, each with room for max. two poles. Units are clamped between the end plate and the latching base by four thermoplastic rods. Alternate: Ultramid KR4455, manufactured by BASF, rated V2, 130 C 2. Stationary Contact Assembly - Consist of the following: Contact Carrier - Copper alloy, 1.2 mm thick: Provided with integral terminal. Reference Ill. 1 for overall dimensions. Fitted in recesses of the switch compartment. Contact - Silver alloy faced rivet. Overall Dimensions, 4.9 mm dia by 1.0 mm thick. Riveted to the carrier. Terminal Screw - Plated steel with M4 screw. Provided with integral wire retainer. 3. Movable Contact Assembly - Consist of the following: Contact Carrier: Copper alloy, 1.0 mm thick. Reference Ill. 2 for overall dimensions. Fitted in the contact pusher and pressed by the contact spring. Contact - Silver alloy faced indents in the carrier. Contact Pusher - QMFZ2, BASF AG, Ultramid KR4205, overall dimensions, 13.6 by 10.2 by 9.0 mm. Fitted in recesses of the switch compartment and operated by the switch cam. Alternate: Ultramid KR4455, manufactured by BASF, rated V2, 130 C Melopas MP183, manufactured by Raschig, rated V0, 150 C Tedur L9510-1, manufactured by Albis, rated V0, 200 C Switch Cam - QMFZ2, Bayer, B30S. Reference Ill. 3 for details. Contact Spring - Steel wire, 0.35 mm dia. Overall dimensions, 9 mm free length by 5.0 mm od. No. of Turns: End Plate - QMFZ2, BASF AG, Ultramid KR4205. Reference Ill. 4 for details. Alternate: Ultramid KR4455, manufactured by BASF, rated V2, 130 C

8 File E Vol. 1 Sec. 6 Page 7 Issued: and Report 5. Latching Base Assembly - Consist of the following: Latch Chamber - QMFZ2, Bayer, B30S. Overall Dimensions: 56 by 54 by 17 mm. Located on top of the end stop plate. Alternate: Ultraform N2320, manufactured by BASF, rated HB, 105 C Latching Cam - QMFZ2, Bayer, B30S. Overall Dimensions, 15 by 11.5 by 7.5 mm. Alternate: Ultraform N2320, manufactured by BASF, rated HB, 105 C Spring Cap - QMFZ2, Bayer, BKV30S. Overall Dimensions, 6 by 6 by 5 mm. Two Provided. Spring - Steel wire 0.5 dia. Overall dimensions, 16 mm free length by 4.2 mm od. No. of turns, 8. Two Provided.

9 File E Vol. 1 Sec. 6 FIG-1 Issued: And Report F

10 File E Vol. 1 Sec. 6 FIG-2 Issued: And Report F

11 File E Vol. 1 Sec. 6 ILL-1 Issued: And Report F

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15 File E Page T1-1 of 1 Issued: TEST RECORD NO. 1 SAMPLES: The representative production samples of the manual motor controller A8/32ZM, A8/16ZM and A8/16E ZM as indicated below and constructed as described herein, were submitted by the manufacturer for examination and test. The tests were conducted at the Siemens Amberg test lab and witnessed by a member of the UL engineering staff. GENERAL: Test results relate only to the items tested. Only limited tests were performed on the A8/32ZM due to similarity in construction to previously tested models. Tests were considered covered as follows: The following tests were conducted. Overload And Endurance Test Secs. 45 and 46, Ul 508, 17 th Edition, Jan Short-Circuit Test Sec. 50, Ul 508, 17 th Edition, Jan Temperature Test Sec. 43, Ul 508, 17 th Edition, Jan Secureness- and Pull Out Test Secs. 12 and 14, Ul 486E, 3 rd Edition, Dec Dielectric Voltage Withstand Test Sec. 49, Ul 508, 17 th Edition, Jan The test methods and results of the above tests have been reviewed and found to comply with the requirements in the Standard for Industrial Control Equipment, UL 508 and CSA C22.2 No

16 File E Page C1 Issued: CONCLUSION Samples of the products covered by this Report have been found to comply with the requirements covering the class and the products are judged to be eligible for Listing and Follow-Up Service. The manufacturer is authorized to use the Laboratories Mark on such products which comply with the Follow-Up Service Procedure and any other applicable requirements of Underwriters Laboratories Inc. Only those products, which properly bear the Laboratories Mark, are considered as Listed by Underwriters Laboratories Inc. Test Record by: Reviewed by: Guido Bitter Dirk Müller Guido Bitter Project Engineer Dirk Müller Engineering Manager Any information and documentation provided to you involving UL Mark services are provided on behalf of Underwriters Laboratories Inc.