The control power supply of the earth leakage detection circuit is taken from the inside of Earth Leakage Circuit Breaker. If used on the secondary side of t... More Details >>
AC Breakers used at DC circuit
It is not possible to use a circuit breaker for AC in DC circuit. Since the Arc-Extinguishing Device structure of circuit breaker for DC is different from th... More Details >>
Transformers, wires and welded materials may be damaged if an abnormal energization occurs exceeding the energization cycles that are set for the inverter we... More Details >>
EAL (Earth Leakage Alarm switch) is a switch that electrically displays tripping state of Earth Leakage Circuit Breaker by eartheleakage/ground fault. EAL do... More Details >>
The operating handle is an external accessory for a circuit breaker and there is no safety standard for the operating handle itself. Therefore, there is no C... More Details >>
This contact(SBC) is used to auxiliary switch(AXb) contact. When Drawout type ACB is moved from "test" position to "disconnect" position, AXb contact will b... More Details >>
For Shunt Trip (SHT), it is the time from voltage application to open ACB main contact * AE3200-SW or less, AE4000-SWA: 0.04 sec or less* AE4000-SW to AE6300... More Details >>
CP30-BA AL and AX switch micro-load can be provided. And the number of installation is same as standard AL and AX switch. However, if multiple AL and AX are ... More Details >>
Electronic MCCB 400-1600A How to ch...
First, turn OFF the upstream circuit breaker and the relevant circuit breaker. You must not work in the state where voltage is applied to the relevant circui... More Details >>
A circuit breaker must have interrupting ratings. These are classified as rated short-circuit breaking capacities in IEC 60947-2.e rated ultimate short-circu... More Details >>
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