NE-M Installation Guide
H5692448
850050111
Issue 03 August 2017
31
Step
Action
1
Route and attach conduit or other commercial fittings.
Input power is connected to terminal blocks located
within the Input Panel. Terminal blocks for up to 7 rectifier
shelves may be present.
AC Bridging jumpers
•
AC inputs – jumpers may be installed to power
two rectifier positions with one AC feed.
•
PV inputs - Do not apply AC bridging jumpers.
Each PV feed must power a single rectifier.
shows Input Power Terminal Block Positions.
Figure 35 Input Conduit Locations
AC input feeds to rectifier pairs?
Yes – go to Step 2.
No – go to Step 4.
2
Snap loose L1 and L2 plastic dividers on Input terminal
blocks for each single fed rectifier pair.
Figure 34 shows rectifier AC dual feed jumper positions.
Figure 36 Input Jumper Dividers
3
Install AC bridging jumpers connecting each AC fed
rectifier pair L1 positions.
Install AC bridging jumpers to connect each AC fed
rectifier pair L2 positions.
Torque to 10 in-lb.
Figure 37 AC Bridging Jumper
CAUTION: Equipment Damage or Malfunction
NE-M Eco
systems must keep PV input feeds separate from AC input feeds.
The PV/AC partition separates PV inputs from AC inputs.
Connect PV input feeds only to the PV section of the Input Panel.
Connect AC input feeds only to the AC section of the Input Panel
CAUTION: Equipment Damage or Malfunction
NE-M Eco
systems PV input feeds must be connected as follows:
Positive PV to L1
Negative PV to L2.
13
shipped with each system
Input Panel
Conduit
Knockouts
(both sides)
L2
L1
R1
R1
Snap Loose
Divider
with Pliers
R13 and R14
L1 AC feed
R13 and R14
L1 Bridging Jumper