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This Schurter Inc. 4420.0396 is a thermal magnetic circuit breaker with two poles, suitable for industrial appliance applications. It is designed for DIN rail mounting and offers a rated current of 7A and a voltage rating of 480V AC (IEC: 420V / 240V).
The circuit breaker provides high short circuit performance with a conditional short circuit capacity of 5 kA at 480V AC (UL 1077/508) and 5 kA at 420V AC (IEC 60934). It operates within an ambient temperature range of -10°C to 55°C and has a lifetime of 6000 switching cycles at 1x Ir.
Key electrical specifications include a dielectric strength greater than 2 kV at 50 Hz and an insulation resistance greater than 5 MΩ at 250/440 VAC. The device is protected from the front side with an IP40 degree of protection. Permissible wire cross-section ranges from 1.5 to 25 mm² (16 to 4 AWG).
Approvals include CSA C22.2 No 14, CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077, and UL508, indicating compliance with various safety standards for equipment.
| 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 this circuit breaker is 7A.
The voltage rating is 480V AC (UL/CSA) and 420V / 240V (IEC).
This circuit breaker has 2 poles.
The mounting type is DIN Rail.
The ambient temperature range is -10°C to 55°C.
The degree of protection from the front side is IP40.
Approval agencies include CSA C22.2 No 14, CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077, and UL508.