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ABB Residual Current Devices RCDs, F200 Series, 30mA ABB F 202 AC 630.03, A 2 pole RCCB from the ABB F200 series. The 63A 30mA RCCB will assure protection to people and installations against a current fault to earth. The RCCB will trip when ground faults are detected in excess of the trip rating of the device.The RCCB is only sensitive to current leakage to earth. It must be used in series with an MCB or fuse which protects it from the potentially damaging thermal and dynamic stresses of any overcurrents. Applications include residential, commercial, industrial. ABB F 202 AC 630.03 63A 2P RCCB 30mA
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