Vertiv Liebert NXL 1100, Installation Manual

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Battery Installation
Vertiv
| Large System, 3-Phase UPS Battery System Installation Manual 17
2.5.1 Liebert
e
XL
™
—UPS Control Contacts with Battery Cabinet
The battery interface board in the battery cabinet connects to TB1154 in the Liebert
e
XL. Table 1 shows the
contacts used to communicate between the UPS module and battery cabinets or module battery disconnects.
2.5.2 Liebert NX
™
—UPS Control Contacts with Battery Cabinet
The battery interface board in the battery cabinet connects to TB3 in the Liebert NX. Table 2 shows the
contacts used to communicate between the UPS module and battery cabinets or module battery disconnects.
See
Figures 14 and 15 for TB3’s location on the front of the Liebert NX.
Figure 14 TB3 location—225-300kVA Liebert NX
™
, SMS and 1+N multi-module unit with static bypass
Table 1 Liebert
e
XL UPS control contacts to battery interface boards
Terminal
Block Pin
Connects to
(Description of
External Item)
Maximum
Voltage
Maximum
Current
TB1154
1 CAN +24V
24VDC 2A
2 CAN Common
3 CANbus High
4 CANbus Low
1. To prevent signal interference, low voltage (<48V) and low current (5A) cable groups should be run
in separate grounded conduit from high voltage or high current cable groups.
2. All external wiring furnished by others.
3. All wiring must be in accordance with national and local electrical codes.
4. The maximum length must take into account all battery communication connections in the system.
Table 2 Liebert NX UPS control contacts to battery interface boards
Terminal
Block Pin
Connects to (Description of External Item)
TB3
1 CAN +24V - Battery Interface Board TB1154-1
2 GND - Battery Interface Board TB1154-2
3 CANbus High - Battery Interface Board TB1154-3
4 CANbus Low - Battery Interface Board TB1154-4
Control LCD
Main Input
Circuit Breaker
(CB1), optional
Backfeed Circuit
Breaker (BFB)
External
Communication
Panel, See Detail A
X3
X6
XT1/2
XT3/8
X19A
X20
XT2
(Non-Functional)
XS3
XS6 (LIFE)
X9
XT4
X19B
XT1
(Non-Functional)
XB4
TB2
TB3
TB1
Front Doors Removed
Detail A
External Communication Panel
(See specific control wiring drawings)
U38-3C-2000
Rev. 2