User Manual, 25 and 50 A

12 Rockwell Automation Publication 1608P-UM001A-EN-P - July 2013
Chapter 2 Installation
ProDySC Terminations and
Ratings
A qualified electrician must install the units. To access the ProDySC Electrical
Terminations, turn the two ¼ - turn latches CCW and swing open the door. The
unit is furnished with one of the terminal block configurations as shown in
Figure 7
. For power cable termination specifications see Table 2 for the 25A rated
units andTable 3
for the 50A rated units.
Figure 7 - Input/Output terminal locations
Input:
Ground (Earth): Connect the safety ground conductor to the ground stud.
3-Wire Input: Connect source L1, L2, and L3 to terminals labeled L1, L2, and L3
respectively.
4-Wire Input: Connect source L1, L2, L3, and Neutral to terminals labeled L1,
L2, L3, N respectively.
Output:
Terminal blocks are provided marked X1, X2, X3 and N (if used) as shown
inFigure 7
If there are multiple loads, a separate distribution box must be provided
so that there is only one set of output wires terminated inside the ProDySC
enclosure.
ATTENTION: All electrical connections must be completed by a qualified
electrician, in compliance with all local codes and the National Electric Code
IMPORTANT
4-wire ProDySCs (units with “… V4” in their part number) must also have a
neutral connected to the neutral terminal block. The neutral terminal block
is labeled “N”. Neutral must be connected for these units to operate properly.
IMPORTANT
The 480V 3 phase 3W ProDySC has not been evaluated by Underwriter's
Laboratories, Inc.® for connection to a corner-grounded delta power source.