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The Siemens 3RV20211BA25 is a motor protection circuit breaker from the SIRIUS 3RV2 series. It is designed for reliable protection of electric motors against overload and short circuits.
This circuit breaker features a 3-pole configuration and an adjustable current response value for overload release ranging from 1.4 to 2 Amperes. It operates with a rated voltage of up to 690V AC and has a breaking capacity of 100 kA at 240V AC. The device includes auxiliary contacts, with 1 normally open (NO) and 1 normally closed (NC) contact available.
Designed for easy installation, the 3RV20211BA25 is suitable for DIN rail mounting. It operates within an ambient temperature range of -20 to +60 °C and meets ATEX directives for protection type Ex II (2) GD. The mechanical and electrical endurance is rated for a typical 100,000 switching cycles.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The adjustable current response value for the current-dependent overload release is 1.4 to 2 A.
The rated operating voltage is 20 to 690 V.
The circuit breaker has 3 poles for the main current circuit.
The operating temperature range is -20 to +60 °C.
Yes, it features phase failure detection.
The trip class is CLASS 10.
It includes 1 normally open (NO) and 1 normally closed (NC) auxiliary contacts.