This box was designed and installed at the New Marlow theatre in Canterbury.

Input:

125A 3P isolator

Output:

1 x 125A/3 protected by a 125A 3P isolator and 1 x 125A 30mA RCD.

1 x 63A/3 protected by a 63A 3P MCB and 63A 4P 30mA RCD.

1 x 32A/3 protected by a 3P MCB and a 40A 4P 30mA RCD.

1 x 32A/1 protected by a 32A 2P 30mA RCBO.