Siemens SIRIUS Undervoltage Release for use with Motor Circuit Breaker

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Subtotal (1 unit)*

£29.39

(exc. VAT)

£35.27

(inc. VAT)

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  • Shipping from 20 October 2025
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1 +£29.39

*price indicative

RS Stock No.:
157-857
Mfr. Part No.:
3RV2902-1AS0
Brand:
Siemens
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Brand

Siemens

Accessory Type

Undervoltage Release

Range

SIRIUS

For Use With

Motor Circuit Breaker

COO (Country of Origin):
CZ
The Siemens Undervoltage Release by siemens is a vital component designed to enhance the safety and reliability of motor circuit breakers. Engineered for optimal performance, this device operates seamlessly within a range of voltage levels, catering specifically to various applications across different sectors. With its ability to withstand both high and low temperatures, it ensures robust functionality under challenging conditions.

Advanced screw terminals for reliability
Snap on mounting for quick installation
Compact structure for space saving
Wide operational temperature range
Complies with international safety standards
Finger safe touch protection
Maximum 20 ms break time for rapid response
IP20 protection class for reliable safety

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