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The Schurter 4420.0233 is a single-pole, thermal-magnetic circuit breaker designed for reliable protection in industrial applications. It features a DIN rail mounting type for easy installation.
This circuit breaker offers high short circuit performance with a conditional short circuit capacity of 5 kA at AC 240V / DC 65V (IEC 60934). It is rated for AC voltages up to 277V and DC voltages up to 65V, with a rated current range of 0.5A to 52A. The device operates within an ambient temperature range of -20°C to 60°C.
Key electrical specifications include a rated current of 30A and a voltage rating of 277V AC. The breaker type is thermal magnetic, and it features a positively trip-free mechanism. It is designed to handle permissible wire cross-sections 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, ensuring compliance with various safety standards. The degree of protection from the front side is IP40.
The breaker is rated 277V AC (UL/CSA) and 65V DC, with an IEC rating of 240V AC.
-20°C to 60°C.
30A (specific part rating).
1 pole.
UL1077, UL508, IEC 60934, EN 60934, CSA C22.2 No 14, CSA C22.2 No 235, GB 17701.
5kA at 240V AC (IEC), up to 10kA at 277V AC with fuse (UL).