SIRIUS System Manual
GWA 4NEB 430 0999-02b
2-1
2
3RV1 circuit breakers
Section Subject Page
2.1 Specifications/regulations/approvals 2-3
2.2 Device description 2-5
2.2.1 General description 2-6
2.2.2 Operation 2-7
2.2.3 Information on configuration 2-10
2.3 Field of application/variants 2-13
2.3.1 Motor protection 2-13
2.3.2 Transformer protection 2-13
2.3.3 Starter protection 2-13
2.3.4 Circuit breaker with overload relay function 2-14
2.3.5 Fuse monitoring 2-14
2.3.6 Switching direct current 2-16
2.3.7 Main and emergency stop switches 2-17
2.4 Accessories 2-18
2.4.1 Attachable accessories: Overview 2-18
2.4.2 Auxiliary switch, alarm switch, and auxiliary release 2-19
2.4.3 Motorized remote-control mechanism 2-23
2.4.4 Disconnecting module 2-26
2.4.5 Rotary switch extension for door 2-28
2.4.6 Terminals for "Combination Motor Controller Type E" in acc.
with UL 508
2-31
2.4.7 Housing and mounting accessories 2-32
2.4.8 Busbar adapter 2-37
2.4.9 Isolated 3-phase busbar system 2-41
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