ABB NES48-23-AC1-PS4-DC1E-LVBD Quick Start Manual page 3

QUICK START GUIDE
Step 4 - Connect Batteries and DC
Output to Loads
The figure to the right shows the DC circuit of
the system.
Battery connections may be made to bullet-style
distribution positions configured as Battery
Breaker Positions or direct to the battery bus.
Caution: Verify battery voltage and polarity with a
voltmeter before connecting.
Load connections are made to bullet-style
distribution positions
Breaker Positions.
Distribution panels are each equipped with 20
(19" panel) or 26
distribution positions. Each position is selectable
between battery input or load output.
Breaker sizes up to 250A, TPS fuses to 70A and
GMT fuses to 12A are available.
Orange +24 VDC Bus
Blue -48 VDC Bus
Two multi-pole adapters are required for each multi-pole breaker - see illustration, right
Page 3
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configured as Load
(23" panel) bullet-style
Protector
Alarm Pin (up)
+24V Protector
Note Orientation
+24V Protector positions
Orange Terminals
Upper positions
Multi-Pole Adapter Kits - 2 required per breaker
CC848756916
Poles
Lug Landings 1/4" x 5/8"
Distribution
1/4-20 studs on 5/8" centers
Landings
Lug tongue width 0.68" max
Torque 65 in-lb - 7/16" socket
-48V Protector positions
Blue Terminals
Lower positions
850021775 850021955
2 2
3/8" x 1"
Lug Landings
Battery Bus
5/16-18 studs on 1"
centers
160 in-lb - 1/2" socket
Return Bus
Load Bus
Protector Alarm Pin (up)
-48V Protector
Note Orientation
3
3/8" x 1"