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 56 of 485
5.5.2
Output Neutral Grounding
The output neutral terminals of the power source are
NOT
connected to earth ground but
rather floating. This allows the output of the power source to float with respect to ground.
Some loads will have their neutral input grounded, which will result in the power source
neutral being grounded through the load. Alternatively, the user may ground the output
neutral terminals himself by running a suitable wire size from one of the output neutral
terminals to the ground stud on the rear panel of the power source as shown in Figure 5-5.
Grounding the output neutral can help reduce common mode noise at the output of the
power source.
L2 (B)
L3 (C)
L1 (A)
N
NOTE:
THREE NEUTRAL
OUTPUT CONNECTOR PINS
(N N N) ARE INTERNALLY
SHORTED TOGETHER.
USE EITHER ONE OR ALL
FOR THREE PHASE WYE
LOADS.
USE PROVIDED MATING CONNECTOR
TO CONNECT LOAD WIRES
AC INPUT 3ø
Earth
Ground
Figure 5-5: Grounding Floating Neutral Output
5.6
AC Input Circuit Breaker
This product is fitted with a mains input circuit breaker on the left hand side of the front
panel. The power off position of the circuit breaker handle is marked “O”. The power on
position of the circuit breaker is marked “I”.
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