Inst tripping current value of AC/DC ...

At time-delay tripping zone, it operates with bimetal, therefore the characteristics of AC and DC should be same if the effective values of them are same. Ho... More Details >>

LTD operating characteristic

It is overcurrent tripping characteristic zone which exceeds the rated current and does not exceed short time tripping zone (If without short time tripping ,... More Details >>

Switch disconnector

Switch disconnector is a switch compatible with IEC 60947-3 standard, and it has no overcurrent tripping element. Please use it as a switch with large switch... More Details >>

Rated current and continuous current

The rated current is standard value for continuous current, short time delay current and instantaneous current. Continuous current is non-breaking current (c... More Details >>

Use in 40℃～60℃

Operating ambient temperature is set to - 10℃ to 40℃. ( However, its average over a period of 24h does not exceed 35℃.) In the case that the ambient temperat... More Details >>

Trip button

It is a button in order to mechanically trip a circuit breaker outside. It is used to confirm switching mechanism at the regular maintenance or sequence-chec... More Details >>

Operational voltage

It is the maximum voltage which meets the performance criteria for the rated operational voltage. More Details >>

How to select at Inverter circuit

Basically you have to consider the effect of harmonic waves, but there are two ways as below. 1. Refer to the recommended rated current by inverter manufactu... More Details >>

SHT

SHT has a burning prevention switch and it does not burn even if external switch remains "ON" state (After the circuit breaker trips, a burning prevention sw... More Details >>

AX

AX (Auxiliary switch) is a switch which electrically displays the ON / OFF state. The markings are 14/AXa, 12/AXb and 11/AXc.* If the circuit breaker itself ... More Details >>