58    HC900 Process & Safety Controller User and Installation Manual  Revision 6 
    21 April 2017 
 
For P01 power supply use 3.0A, slow-blow for 115VAC operation; 2.5A, slow-blow for 230VAC 
operation. For P02 power supply, use 2.5A, slow-blow for 115VAC operation; 2.0A, slow-blow for 
230VAC operation. For P24 power supply use 7.0A slow-blow. 
Figure 31 – Redundant power supplies each with external fuse and switch