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This Schurter 4420.0579 is a thermal magnetic circuit breaker with a 2-pole configuration, suitable for industrial appliances and manual motor control applications. It features DIN rail mounting for easy installation.
The circuit breaker has a rated current of 50A and supports AC voltage ratings of 420V IEC and 480V UL/CSA, as well as a DC voltage rating of 65V. It provides a conditional short circuit capacity of 5 kA at 420V AC / 65V DC (IEC) and 5 kA at 480V AC (UL 508).
Key electrical and mechanical specifications include a dielectric strength greater than 2 kV, insulation resistance over 5 MΩ, and a vibration resistance up to 10 G. The operating ambient temperature range is -10°C to 55°C. The device is positively trip-free and manually actuated via a lever.
This part is noted as phase-out, with a last order possibility of August 31, 2018, and a last delivery date of September 30, 2018. It has an IP40 degree of protection from the front side and a lifetime of 6000 switching cycles at 1x Ir.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The rated current for the Schurter 4420.0579 circuit breaker is 50A.
The AC voltage rating is 480 V (UL/CSA) and 420 V (IEC), and the DC voltage rating is 65 V.
The conditional short circuit capacity is 5 kA at 420V AC / 65V DC (IEC) and 5 kA at 480V AC (UL 508).
The ambient temperature range for operation is -10°C to 55°C.
This circuit breaker is designed for DIN rail mounting.
The RoHS status is RoHS3 Compliant.
The Moisture Sensitivity Level (MSL) is 1 Unlimited.