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What is the replacement for part number 4RCBM220G30?

4RCBM220SI30 is the replacement for part number 4RCBM220G30. 4RCBM220SI30 is RCD/MCB, 2 module, 2 Pole, 20A, 30mA, 10KA, C-Curve SI-type, super immune,  A-type, surge current protected to 3000 A 8/20ms.
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