Siemens SENTRON 3WA Air - Page 14

Table of contents
3WA Air Circuit Breakers
12 Equipment Manual, 05/2021, 92310000002-03
6.1.9 Digital input / output module IOM230 .............................................................................. 383
6.1.10 Spring charging motor ..................................................................................................... 384
6.1.11 Motor disconnect switch .................................................................................................. 384
6.1.12 Auxiliary switch ............................................................................................................... 384
6.1.13 Ready-to-close signaling switch S20 ................................................................................. 385
6.1.14 Spring charge signaling switch S21 .................................................................................. 385
6.1.15 Trip alarm switches S24 and S25 ...................................................................................... 385
6.1.16 Position signaling switch module PSS and PSS-COM .......................................................... 386
6.1.17 Local electric close S10 .................................................................................................... 386
6.1.18 COM190 communication module..................................................................................... 387
6.1.19 Breaker status sensor BSS ................................................................................................. 387
6.2 Dimension drawings ........................................................................................................ 388
6.2.1 3WA1 - size 1 ................................................................................................................... 388
6.2.1.1 Fixed-mounted circuit breakers ........................................................................................ 388
6.2.1.2 Withdrawable circuit breakers .......................................................................................... 393
6.2.2 3WA1 - size 2 ................................................................................................................... 401
6.2.2.1 Fixed-mounted circuit breakers ........................................................................................ 401
6.2.2.2 Withdrawable circuit breakers .......................................................................................... 406
6.2.3 3WA1 - size 3 ................................................................................................................... 414
6.2.3.1 Fixed-mounted circuit breakers ........................................................................................ 414
6.2.3.2 Withdrawable circuit breakers .......................................................................................... 419
6.2.4 Safety clearances ............................................................................................................. 426
6.2.4.1 3WA - size 1 .....................................................................................................................
426
6.
2.4.2 3WA - size 2 ..................................................................................................................... 428
6.2.4.3 3WA - size 3 ..................................................................................................................... 430
6.2.5 Accessories and door cutouts ........................................................................................... 432
6.2.5.1 Capacitor storage device .................................................................................................. 432
6.2.5.2 COM190 communication module..................................................................................... 433
6.2.5.3 External current sensor for the neutral pole (N-CT) ........................................................... 434
6.2.5.4 Support brackets .............................................................................................................. 436
6.2.5.5 Door cutout/protective cover IP55 .................................................................................... 436
6.2.5.6 Door sealing frame .......................................................................................................... 437
6.2.5.7 Interlocks and locking provisions ...................................................................................... 438
6.3 Technical specifications of 3WA circuit breakers ............................................................... 440
6.3.1 Size 1 .............................................................................................................................. 440
6.3.1.1 General technical details .................................................................................................. 440
6.3.1.2 Breaking capacity and short-time withstand current ......................................................... 441
6.3.1.3 Permissible load, switching times, operating cycles and operating frequency .................... 442
6.3.1.4 Conductor cross-sections ................................................................................................. 444
6.3.1.5 IT network capability ........................................................................................................ 444
6.3.2 Size 2 .............................................................................................................................. 445
6.3.2.1 General technical details .................................................................................................. 445
6.3.2.2 Breaking capacity and short-time withstand current ......................................................... 446
6.3.2.3 Permissible load, switching times, operating cycles and operating frequency .................... 448
6.3.2.4 Conductor cross-sections ................................................................................................. 452
6.3.2.5 IT network capability ........................................................................................................ 453
6.3.3 Size 3 ..............................................................................................................................
454
6.
3.3.1 General technical details .................................................................................................. 454
6.3.3.2 Breaking capacity and short-time withstand current ......................................................... 455
6.3.3.3 Permissible load, switching times, operating cycles and operating frequency .................... 456
6.3.3.4 Conductor cross-sections ................................................................................................. 458