File E156943 Project 00ME17885 December 18, 2000 REPORT on COMBINATION CONTROLLERS Siemens AG Amberg, Germany Copyright © 2000 Underwriters Laboratories Inc. Underwriters Laboratories Inc. authorizes the above-named company to reproduce this Report provided it is reproduced in its entirety. File E156943 Vol. 1 Sec. 14 and Report Page 1 Issued: Revised: 2000-12-18 2005-07-03 DESCRIPTION PRODUCT COVERED: USL, CNL - Combination motor controllers, Type No. 3RA followed by 11 or 12, followed by 2, 3 or 4, followed by 0, 1, 2, 3, 4, 5, or 9 followed by a *number and a letter, followed by A or B, followed by 23, 24, 25, 26, 34, 35, 36, 44, 45 or 46, followed by a combination of four letters and numbers. USL, CNL - Combination motor controllers with fastbus backplate, Type No. 3RA followed by 11 or 12, followed by 1 or 2, followed by 0, 1, 2, 3, 4, 5, or 9 followed by a number and a letter, followed by C or D, followed by 15, 16, 17, 23, 24, 25 or 26, followed by a combination of four letters and numbers. * Link modules, Type Nos. 3RA1921-1A, 3RA1921-1B, 3RA1921-1D, 3RA1931-1A, 3RA1931-1B, 3RA1941-1A or 3RA1941-1B, may be followed by A00. Mounting Adapter, Type Nos. 3RA1922-1A, 3RA1932-1A, 3RA1942-1A or 3RA19021B. Line Terminal Adapter, Type Nos. 3RV1928-1H, 3RV1925-5EB or 3RT1946-4GA07 Assembly Sets, Type Nos. 3RA19, followed by 13, 23, 33 or 43, followed by – 1B, -1C or –1C. GENERAL: These devices are open type 3-pole combination motor controllers Type F, reversing and non-reversing, for use in industrial applications. They consist of Listed Self-Protected manual Combination Controllers connected to Listed magnetic motor controllers (contactors.) Combination adapters cat. No. Combination motor adapters cat. No. motor controllers, Type 3RA1.2 must be used with line terminal 3RV1928-1H or 3RV1925-5EB except 3RA1.2 with fastbus backplate. controllers, Type 3RA1.4 must be used with line terminal 3RT1946-4GA07. The adapters may be factory or field-installed. ENGINEERING CONSIDERATIONS (NOT FOR UL REPRESENTATIVE USE): USL – Indicates investigation according to UL 508, 17th edition. CNL - Indicates investigated to Canadian National Standards C22.2 No. 14M95. Note - CNL - Canadian National Standards - Listed. USL - United States Standards - Listed. * File E156943 Vol. 1 Sec. 14 and Report Page 2 Issued: Revised: 2000-12-18 2005-07-03 RATINGS: The horsepower ratings for the combination motor controllers 3RA1 are the same as for the contactors 3RT10. For details refer to File E31519 Vol.8, Sec. 1 and 2; Vol. 11 Sec. 1 and 2. Short-circuit ratings: These devices have the following short-circuit ratings (RMS symmetrical amperes): * Controller 3RA111 3RA121 3RA112 3RA122 3RA113 3RA123 3RA114 3RA124 Size Voltage [V] / S00 / S0 / S2 / S3 480 600 480 600 480 600 480 600 Short Circuit Current rms [kA] 65 10 65 25 65 30 65 30 File E156943 Vol. 1 Sec. 14 and Report Page 4A Issued: New: 2000-12-18 2005-07-03 NOMENCLATURE BREAKDOWN: 3RA I 11 II 1 III 0 IV 0A V A VI I. Basic Type 3RA - Basic Device II. Type of controller 15 VII 1AB0 VIII 11 - contactor 12 - reversing contactor III. Size, and self-protected combination motor controller (3RV10) size provided. 1 2 3 4 – – Size Size Size Size S00, with 3RV1011 S0, with 3RV1021 S2, with 3RV1031 S3, with 3RV1041 IV. Auxiliary contact arrangement 0 - None provided 1 – 1 normally open and 1 normally closed, side mounted 2 – 2 normally open, side mounted 3 – 2 normally closed, side mounted 4 – 1 changeover contact 5 - 1 provided on 3RV10 device 9 – Custome’s determination V. Current setting range of 3RV10 Indicates current setting range of 3RV10 VI. Type of Backplate and terminals A - No Backplate, Screw Terminals B - Din Rail Backplate, Screw Terminals C – Fastbus Backplated 40mm system, screw terminals D - Fastbus Backplate 60mm system, screw terminals VII. Catalog number of controller provided 15 - 3RT1015 contactor or 3RA1315 reverser 16 - 3RT1016 contactor or 3RA1316 reverser 23 - 3RT1023 contactor or 3RA1323 reverser 24 - 3RT1024 contactor or 3RA1324 reverser 25 - 3RT1025 contactor or 3RA1325 reverser 26 - 3RT1026 contactor or 3RA1326 reverser * 34 - 3RT1034 contactor or 3RA1334 reverser 35 - 3RT1035 contactor or 3RA1335 reverser 36 - 3RT1036 contactor or 3RA1336 reverser 44 - 3RT1044 contactor or 3RA1344 reverser 45 - 3RT1045 contactor or 3RA1345 reverser 46 - 3RT1046 contactor or 3RA1346 reverser *VIII. Indicates coil voltages File E156943 Vol. 1 Sec. 14 and Report Page 4B Issued: New: 2000-12-18 2005-07-03 3RA1921-1A, 3RA1921-1B, 3RA1921-1D, 3RA1931-1A, 3RA1931-1B, 3RA1941-1A, 3RA1941-1B: Link modules to connect 3RV10 to 3RT contactors. 3RA1922-1A, 3RA1932-1A, 3RA1942-1A: 3RA19 13 I II Adapters for standard din rail mounting. -1C III I. Basic Type 3RA19 – Assembly Sets for reversing starters consists of mounting adapter or fastbus backplate and wiring connectors for reversing starters. II. Size 13 23 33 43 III. – – – – For For For For 3RA 3RA 3RA 3RA with with with with contactors contactors contactors contactors 3RT1.1 3RT1.2 3RT1.3 3RT1.4 Type of backplate -1B – Din Rail backplate -1C - Fastbus backplate 40mm system -1D - Fastbus backplate 60mm system File E156943 Vol. 1 Sec. 14 and Report Page 5A Issued: 2000-12-18 New: 2005-07-03 MARKINGS: Paper adhesive label on the device including the manufacturer’s name, type and electrical ratings. For Link modules only: Paper adhesive label on the package including the manufacturer’s name and type. The markings for the electrical ratings are identical to those of the basic contactors and self-protected combination motor controllers. The terminal tightening torque must be marked on the device. do not pertain to control circuits. These markings For Combination motor controllers with fastbus backplate, Type No. 3RA, the following statement is also marked on the device: “Combination motor controllers with fastbus backplate, Type No. 3RA…C or 3RA…D may be used as a combination motor controller only if in the end use spacings on the line side between bare live parts of opposite polarity and between bare live parts and grounded metal parts are not less than 1 in (25.4 mm) measured through air or 2 in (50.4 mm) measured over the surface of insulating material.” File E156943 Vol. 1 TYPE 3RA1120/3RA1220 (REPRESENTS ALL MODELS) Sec. 14 and Report Page 6 Issued: Revised: 2000-12-18 2005-07-03 FIG. 1 (M0017282.P00) FIG. 2 (M0017284.P00) General - These devices consist of a Listed self-protected combination controller, a Listed contactor or reversing contactor, a connecting element, and a mounting adapter (as indicated in the Nomenclature item VII.