A suitable to extend the function of the circuit breakers.
There are various lineup of internal and external accessories. These accessories are optional to become the breaker to be safety and convenient.
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These accessories are installed inside the breaker. An accessory indicates electrically the status of the breaker, or other accessories trip the breaker electrically by remote operation.
These accessories are mounted outside the breaker. An accessory operates electrically the breaker handle, or other accessory locks its handle to prevent the operation.
This device can detect an earth leakage current in IT systems. This can also monitor the insulation resistance of the circuit, and the sensitivity of the device is possible to adjust with a setting knob.
For the WS-V series electronic type breakers, 125 to 250A frame, this device can perform the release tests and monitor and set the operating characteristics.