User's Manual

Table Of Contents
Installation CMA-438-AEN Page 33
Draft
CAUTION! Secure the wires coming in from the terminal block so that they cannot be disturbed by casual contact. For example, use tie
wraps to secure the wires to the rack.
Figure 4-9. Example of CLASS2 DC Wiring Connections
4.6.2.2 CLASS1 Connector (Local Plant Feed)
Note: In order to power the MRU via the CLASS1 connector (2 pole terminal plug), the DC bridge must be moved from the
default CLASS2 mode position to CLASS1.
DC CLASS1 power specs:
Power input: 48 VDC (40-60VDC)
Max. current consumption: 9 A
To perform CLASS1 DC connector wiring
1. Loosen PSM captive screws and pull out module from chassis. See Figure 4-10.