Siemens 3VA1 100 A, Manual

Page: 8 / 532

Table of contents
3VA molded case circuit breakers
8
Manual, 04/2015, A5E03603177010-02
4.6 Motor operators ................................................................................................................260
4.6.1 Motor operator MO320 .....................................................................................................260
4.6.1.1 MANUAL, AUTO and LOCK modes ..................................................................................262
4.6.1.2 Opening, closing and resetting the 3VA molded case circuit breaker .................................263
4.6.1.3 Faults, causes of faults and rectification of faults ..............................................................267
4.6.2 Technical specifications ....................................................................................................268
4.7 Locking and interlocking ...................................................................................................269
4.7.1 General information ..........................................................................................................269
4.7.1.1 Locking ............................................................................................................................269
4.7.1.2 Interlocking.......................................................................................................................270
4.7.2 Locking ............................................................................................................................272
4.7.2.1 Padlock device for the handle ...........................................................................................272
4.7.2.2 Cylinder locks for locking the 3VA molded case circuit breaker .........................................273
4.7.3 Front interlocking ..............................................................................................................277
4.7.3.1 Cylinder locks for implementing interlocks between multiple 3VA molded case circuit
breakers ...........................................................................................................................277
4.7.3.2 Sliding bar with Bowden cable: Modules for sliding bar with Bowden cable .......................282
4.7.3.3 Sliding bar ........................................................................................................................285
4.7.4 Rear interlock ...................................................................................................................288
4.8 Residual current devices ..................................................................................................293
4.8.1 Portfolio............................................................................................................................293
4.8.1.1 Possible combinations of residual current devices and 3VA circuit breakers .....................299
4.8.2 Residual current devices for mounting on circuit breakers .................................................300
4.8.2.1 Side mounted residual current devices Basic RCD310 and Basic RCD510 .......................302
4.8.2.2 Loadside residual current devices Basic RCD320 and Basic RCD520 ..............................319
4.8.2.3 Loadside residual current device Advanced RCD820 ........................................................333
4.8.2.4 Technical specifications ....................................................................................................352
4.8.3 Modular residual current device ........................................................................................355
4.9 Communication and link-up to other systems ....................................................................360
4.9.1 Description of application and basic function.....................................................................360
4.9.2 3VA concept 3VA-line.......................................................................................................369
4.9.3 Commissioning and testing of electronic trip units using powerconfig ................................375
4.10 EFB300 external function box ...........................................................................................379
4.10.1 General information ..........................................................................................................379
4.10.2 Power supply ...................................................................................................................380
4.10.3 Functions of the digital input and digital outputs ................................................................380
4.10.4 Zone-selective interlocking ZSI .........................................................................................382
4.10.5 <SET> button ...................................................................................................................384
4.10.6 Technical specifications ....................................................................................................391
4.11 Test devices .....................................................................................................................393
4.11.1 The TD300 activation and trip box ....................................................................................394
4.11.1.1 Operation and execution of the tripping function ...............................................................395
4.11.1.2 Technical specifications of TD300 ....................................................................................397
4.11.2 The TD500 test device .....................................................................................................398
4.11.2.1 Operation and execution of test functions .........................................................................403
4.11.2.2 Executing the test functions using a PC and powerconfig .................................................408
4.11.2.3 Parameterizing using the powerconfig software ................................................................408
4.11.2.4 Technical specifications ....................................................................................................409
4.12 External current transformer for N conductor ....................................................................410