AFX SERIES® OPERATION MANUAL
SECTION 5: UNPACKING AND INSTALLATION
Entire Contents Copyright
2018 by Pacific Power Source, Inc. (PPS) • All Rights Reserved • No reproduction without written authorization from PPS.
AFX Series Power Source Operation Manual
Page 84 of 485
5.17.1.2
OCS Switch wiring for “L” Versions
OFF POSITION
Panel Mounted
OCS Switch
TERMINAL
STRIP
AFX MASTER DB9
CONNECTOR
Figure 5-22: AFX “L” Version Cabinet -OCS Option Wiring Diagram
With this option installed, the Remote Inhibit function of the AFX master unit is permanently
set to
REMOTE INHIBIT
. (Refer to Section 5.18.7 on page 91).
Note:
For 45kVA systems, a taller cabinet will be required to accommodate the 1U panel
for the Output Control switch or a remote switch may be used instead.
5.17.2
-EPO: Emergency Power Off Option
The Emergency Power Off option adds a mains input contactor to the
cabinet system. This contactor is normally closed allowing the AFX
system to power up. A mushroom style emergency OFF push button is
located on a 1U panel directly below the master unit in the cabinet.
When pushed, the AC power input contactor opens, removing AC
input power from all AFX units installed in the cabinet. The
Mushroom switch must be twisted and pulled out in order to re-
connect input power.
Note:
For 45kVA systems, a taller cabinet will be required to accommodate the 1U panel
for the Emergency Off Mushroom switch.
5.17.3
-MRC: Mode Relay Control Option
The Mode Relay Control option adds contactors to the bottom of the cabinet that are
controlled by the master AFX unit to short the three output phases together when the AFX
system is placed in single phase output mode. This eliminates the need to manually short
and separate output phase connections when toggling between single and multi-phase
modes of operation.
5.17.4
-28UX Option
The 28UX option uses a taller than normal cabinet to allow for future expansion. Wiring for
additional AFX units is already installed in AFX cabinets ordered with these options. This
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