Instead, find out what that big red button marked "Shunt Trip" on the outside of the building does.
The shunt trip--a safety feature added to a regular circuit breaker--allows a location or appliance outside of the main breaker to also trigger a power shut-off.
Instead, find out what that big red button marked "Shunt Trip" on the outside of the building does. The shunt trip--a safety feature added to a regular circuit breaker--allows a location or appliance outside of the main breaker to also trigger a power shut-off.