Circuit-Breaker: Umax: 253/440V, Uimp: 4kV, Icu: 10kA, Ics: (kA) 7,5. Circuit-Breaker Umax: 253/440V Uimp: 4kV Icu: 10kA Ics: (kA) 7,5 S201-Z2A ABB is a high-quality industrial circuit breaker suitable for various applications in the manufacturing and automation industries. This reliable and durable item can be purchased at PLC2Day, a leading supplier of industrial automation products. Ideal for use in control panels, machinery, and equipment protection, the S201-Z2A ABB circuit breaker ensures safe and efficient operation in industrial settings.