Time-Delay Devices For Undervoltage Releases; Com060 Communication Module - Siemens 3VA1 100 A Manual

Accessories
4.2 Internal accessories
4.2.6

Time-delay devices for undervoltage releases

Undervoltage releases can also be equipped with external, electronic time-delay control
devices which prevent unintentional tripping in response to brief voltage dips during periods
of disrupted operation.
Time-delay device for UVR with fixed delay setting
The simple time-delay device with fixed delay setting is available for the following voltages:
● 110 V and 230 V AC
● 24 V DC
The delay time setting is 100 - 200 ms.
The device can be screw-mounted or attached to a 35 mm DIN rail.
You will find a circuit diagram in section Time-delay device for undervoltage releases in
chapter Accessories.
4.2.7

COM060 communication module

You can find information about the COM060 communication module in chapter 3VA concept
3VA-line (Page 369).
164
3VA molded case circuit breakers
Manual, 04/2015, A5E03603177010-02