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The Siemens 3RV20214BA15 is a motor protection circuit breaker from the SIRIUS 3RV2 series. It is designed for robust protection with a thermal overload release and a trip class of CLASS 10. This S0 size breaker operates with a 3-pole main circuit and features a current-dependent overload release adjustable from 13 to 20 A.
Key electrical specifications include a rated operational current of 20 A at 400V AC (AC-3 and AC-3e), and a maximum operating voltage of 690V AC. It provides a breaking capacity of 100 kA at 240V AC and 55 kA at 400V AC. The breaker also includes auxiliary contacts, with 1 NO and 1 NC contact available for transverse switching.
Designed for easy installation, the 3RV20214BA15 features DIN rail mounting. It operates within an ambient temperature range of -20 to +60 °C and has a mechanical and electrical endurance of typically 100,000 switching cycles. The ATEX type of protection is Ex II (2) GD, with suitability certificate DMT 02 ATEX F 001.
The rated operating voltage range is 20 to 690 V.
The ambient temperature during operation is -20 to +60 °C.
The RoHS status is RoHS3 Compliant.
The Moisture Sensitivity Level (MSL) is 1 Unlimited.
The trip class is CLASS 10.
The maximum breaking capacity (Icu) at AC at 240 V is 100 kA.
This circuit breaker has 3 poles for the main current circuit.