The IS200JPDHG1A is a High-Density Power Distribution Card. This board provides individual protected control power to each I/O pack. Several IS200JPDHG1A boards can be daisy-chained together using the J1 and J1X connectors; however, when this is done, the input current cannot exceed the rating of the first JPDH J1 plug. The IS200JPDHG1A can be used in some hazardous locations, including Class 1 Division 2, Class 1 Zone 2, and ATEX. Users must follow UL/ATEX HazLoc requirements for wiring and maintenance.
The IS200JPDHG1A has twenty-four varistors placed in three rows of eight. It has twenty-four 2-position plugs placed in three rows of eight (JR1-JR8, JS1-JS8, JT1-JT8.) The board also has an additional three 2-position plugs marked JR5, JS5, and JT5. It has two 6-position plugs marked J1 and J1X. More information on the board and its components can be found in GE publication GEI-100861.