5SV3344-4KK14Buy genuine Siemens 5SV3344 4KK14 online The Siemens 5SV3344 4KK14 is a factory grade residual current operated circuit breaker designed to deliver reliable protection in demanding electrical environments. This 4 pole device features type B+ discrimination and a short time delay function, making it ideal for sensitive installations requiring robust fault detection. Rated at 40 A with a 30 mA residual current sensitivity and a nominal voltage of 400 V
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