Auxiliary Releases; Short-Circuit Protection For Auxiliary And Control Circuits - Siemens SIRIUS 3RT Series System Manual

SIRIUS 3RV2 motor starter protectors
4.10 Technical data
4.10.7

Auxiliary releases

Power input
During pick-up

- Alternating voltages
- Direct voltages
During continuous operation

- Alternating voltages
- Direct voltages
Response voltage
Tripping

Pick-up

Maximum opening time
4.10.8

Short-circuit protection for auxiliary and control circuits

gL/gG melting fuses
Miniature circuit breaker, C characteristic
Prospective short-circuit current < 0.4 kA
1)
458
Undervoltage release
VA/W 20.2 / 13
W 20
VA/W 7.2 / 2.4
W 2.1
V 0.35 to 0.7 x U
V 0.85 to 1.1 x U
ms 20
Undervoltage release
A 10
A 6
1)
Shunt release
20.2 / 13
13 ... 80
--
--
0.7 to 1.1 x U
s
--
s
Shunt release
System Manual, 01/2011, A8E56203870002-03
s
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