*Siemens Signaling Switch for Circuit Breaker 3RV2 – 3RV2921-1M*
The Siemens 3RV2921-1M is an original transverse auxiliary signaling switch designed for use with Siemens 3RV2 Motor Starter Protectors / Circuit Breakers. This accessory provides reliable electrical feedback on the tripping status of the breaker.
*Technical Specifications:*
– *Product:* Signaling Switch / Trip Alarm Switch
– *Article Number:* 3RV2921-1M
– *Compatible Series:* Siemens 3RV2 Circuit Breaker (Size S00, S0, S2, S3)
– *Connection Type:* Screw Terminal
– *Function:* Tripped Signal (Signals when breaker has tripped due to overload, short-circuit or shunt trip)
– *Mounting:* Transverse Mountable on left side of the breaker
– *Contact Configuration:* 1x Changeover Contact (1 CO) for Trip Signal + 1x Changeover Contact (1 CO) for Short-Circuit Alarm
– *Design:* Compact auxiliary switch module
*Features & Benefits:*
Provides separate indication for general trip and short-circuit trip, enabling fast fault diagnostics in control panels. Screw terminal connection ensures secure and vibration-proof wiring. Easy side mounting without additional tools, saves time during installation. Helps in building remote indication and automation logic for motor control centers.
*Applications:*
Ideal for use in Motor Control Centers (MCC), automation panels, industrial machinery, and any application using Siemens 3RV2 MPCB where remote fault indication is required.
100% Original Siemens accessory for reliable performance and long service life.
