ICCP - Power Supply Rating

ICCP power-supply rating from required hull-protection current, voltage, and design margin - the unit spec for new-build / retrofit.

ICCPCathodicPower

Required currentAAnode circuit voltageVDesign margin%

Design current: 313A

DC power: 7.50kW

AC power supply: 8.82kW

Changing the inputs requires JavaScript. The calculator above shows its default inputs and result. The formula, symbols, and regulatory sources are shown in the Formula section below.

Formula, assumptions, and limits

P_{DC} = I_{design} \cdot V, \quad P_{AC} = P_{DC} / \eta_{rectifier}

Symbol	Meaning	Unit
$I_{design}$	Design protection current	A
$V$	Anode circuit voltage	V
$\eta$	Rectifier efficiency

Source: DNV-RP-B401

In short

ICCP power-supply rating from required hull-protection current, voltage, and design margin - the unit spec for new-build / retrofit.

Learn the theory Marine Cathodic Protection and Hull Coatings