Trip Alarm Switch; Description - Siemens SENTRON 3WA1 Manual

Accessories
4.4 Accessory auxiliary switches and signaling switches
4.4.5

Trip alarm switch

4.4.5.1

Description

Trip alarm switch S24
Trip alarm switches (TAS) S24 and S25 signal every tripping of the circuit breaker by the
electronic trip unit ETU.
The first trip alarm switch S24 is always included in the scope of supply of the circuit
breaker. The second trip alarm switch S25 can be retrofit.
Note
The trip alarm switches cannot be used in non-automatic circuit breakers.
For more information, refer to the operating instructions on the internet:
• Operating Instructions for trip alarm switch S24
(https://support.industry.siemens.com/cs/ww/en/view/109812892)
• Operating Instructions for trip alarm switch S25
(https://support.industry.siemens.com/cs/ww/en/view/109783658)
272
Trip alarm switch S25
Equipment Manual, 02/2023, 92310000002-06
3WA1 air circuit breaker