Undervoltage protection wiring method for household electrical distribution boxes

SANS 10142-1

In the case of undervoltage, the protection should ensure that dangerous situations, due to the loss and restoration of supply (for example, to a motor), or due to a drop in voltage, cannot occur.

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Depending on the model ordered, connections for the UVR are in one of four forms. The standard wiring con-figuration is pigtail leads exiting the rear of the base directly behind the UVR.

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