Manufacturer: Siemens
Type: Undervoltage release
Model: 3RV2902-2AV0

Supply Voltage: 400 … 440 V AC
Frequency: 50 … 60 Hz
Insulation Voltage: 690 V
Impulse withstand Voltage: 6 kV
Size of The Circuit-Breaker: S00, S0, S2, S3
Degree of pollution: 3
Operating Temperature: -20 … 60 °C
Degree of protection: IP20
Dimensions: 90 X 19 X 68 mm