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The Siemens 3RV20111KA20 is a size S00 circuit breaker specifically designed for motor protection applications. It operates with a thermal magnetic trip mechanism and offers an adjustable current response value ranging from 9 to 12.5 A.
This circuit breaker is rated for a maximum operating voltage of 690V and a frequency of 50-60 Hz. It provides a breaking capacity of up to 100 kA at 240V and 400V. The device is equipped with phase failure detection and has a trip class of CLASS 10.
Designed for easy installation, the 3RV20111KA20 features DIN rail mounting. It has a mechanical and electrical endurance of typically 100,000 switching cycles. The circuit breaker also meets ATEX directive requirements.
Key electrical specifications include an operational current of 12.5A at AC-3 and AC-3e at 400V, with corresponding operating powers of 5.5 kW. It has a power loss of 9.25W in hot operating state.
The adjustable current response value is 9 to 12.5 A.
The rated operating voltage is 20 to 690 V AC.
The operating ambient temperature range is -20 to +60 °C.
The trip class is CLASS 10.
Yes, it includes phase failure detection.
The mechanical service life is 100,000 switching cycles.
It is designed for DIN rail mounting.