ABB ST203M-K40 3-Pole Miniature Circuit Breaker, 40A, UL1077 Certified High Inrush Current Tolerance for Reliable Electrical Protection
ABB
$396.64
The ABB ST203M-K40 is a high-performance miniature circuit breaker designed for reliable protection in electrical systems. Featuring a K-characteristic curve, this breaker is ideal for applications requiring a higher inrush current tolerance. With a breaking capacity of 5kA and a rated current of 40A, it ensures robust protection against overloads and short circuits. The 3-pole configuration makes it suitable for three-phase systems, providing comprehensive coverage and safety. Engineered to meet UL1077 standards, the ST203M-K40 offers dependable performance and durability for both residential and commercial installations.
- Trip Type:
- K
- Number Of Poles:
- 3
- Interrupt Rating:
- (240 V AC) 10 kA / (480Y / 277 VAC) 5 kA / (125 V DC) 10 kA
- Amperage Rating:
- 40
- Voltage Rating:
- (240 V AC) / (125 V DC)
- Spec Sheet:
- View
