The number of trip durability by using SHT and UVT is 10% of the opening/closing number including the number of trips by overcurrent, trip button and test bu... More Details >>
Change Electronic relay characteristi...
Only electricians who have enough technical knowledge should change the setting of overcurrent tripping and earth leakage tripping characteristics. Moreover,... More Details >>
It is possible to reverse-connect if the circuit voltage of UL789 listed products is AC240V or less. Since they are double standard products of UL/CSA and CE... More Details >>
It is possible to produce micro-load AL and AX switch for MCCBs/ELCBs. However, if you need the products compatible with the standards (CE marking product an... More Details >>
ACB combination Ground fault protecti...
It is not possible to combine them at the same time. You need to choose one of them. More Details >>
The applicable voltage is 440V or less. Moreover, High-speed type can be used from 85 to 484V, and Time-delay type can be used from 170 to 484V. More Details >>
How to install cassette type accessories
A circuit breaker shall be Trip position when installing Cassette type accessory. The breaker may be damaged if installing in "ON" or "OFF" position. Moreove... More Details >>
Shunt Trip for CP30-BA can be provided. However, the pole of that with Shunt Trip is "Relay type" without overcurrent tripping element. Internal circuit is "... More Details >>
Large electromagnetic force will be generated between conductors/wires due to fault currents. To prevent deformation and breakage of circuit breakers and con... More Details >>
Storage temperature range of MCCBs an...
It is from -25 to 55℃ in Trip or OFF position. However, it shall be in an environment without condensation and freezing even in a short time. More Details >>
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