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Step 4 – Connect DC Output
Connections are under rear covers.
Bus Connection - to adjacent shelf
•
Install inter-shelf buses joining -48V and RETURN outputs of
adjacent shelves. Torque to 65 in-lb (7.3 Nm)
Cable Connection
Output current: 200A max
•
•
Wire size: 2/0AWG
•
Connect cables with suitable lugs to -48V and RETURN.
Torque to 65 in-lb. (7.3 Nm)
Lug Landings - 2 x 1/4" on 5/8" center, 0.7" (18mm) max.
tongue width.
Caution:
Verify battery voltage and polarity with a voltmeter
before proceeding.
Note:
RETURN must be externally connected to DC
Reference (CO) ground.
Step 5 – Connect Shelf to Shelf Cables
Install Data cables between adjacent rectifier shelves - J3-4.
Install Distribution Cable between the distribution shelf and the adjacent L051C shelf - J7
Distribution cable
Step 6 – Set Shelf ID Jumpers
Up to 4 Rectifier Shelves can be interconnected. Each Rectifier Shelf must have a unique ID.
L051C
set to 1
1st set to 2
Step 7 – Set Controller Jumpers
•
LAN port may be temporarily set to Local mode,
but must be set to Network mode for remote
monitoring.
•
Alarm relays may be set to "Open on Alarm" or "Close on
Alarm".
Page 8
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Data cable
Shelf ID
L052C
2nd set to 3
3rd set to 4
SPS Shelf L051C_L052C_QSG
Cable Connection
Dual Lug Landings
L051C Shelf (ID=1)
(with controller)
1st L052C Shelf (ID=2)
(no controller)
Local/Network jumper
USB Craft Port
-48V Connections
RETURN Connections
covers removed
covers shown
2 Adjacent Shelves
Distribution Shelf
Alarm relay jumpers
Rev 5.0
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