Battery Installation
For attached systems (the cabinets bolt to each other) the cables can run internal to the cabinets and will be supplied.
For detached systems (the cabinets do not bolt to each other), the cables must be run outside the cabinets. The customer must supply all the interconnecting cables and hardware. See Table 8 for current ratings and recommended cable sizes.
2.4.4Grounding
For cabinets that have been ordered as connected or attached, the ground cables and hardware will be supplied. See Figure 18 for location of
For cabinets ordered as detached or
2.5Control Connection
Each Liebert NX Battery Cabinet contains a Battery Interface Board (BIB). See 3.0 - Installation Drawings. All cabinets in a system must have their Battery Interface boards connected in series. See Figure 9 for battery cabinet details
NOTE
Care must be taken to route the control cables away from high voltage cables or busbars.
Figure 5 Control cable layout—Liebert NX UPS to Liebert NX Battery Cabinet
| Liebert |
|
Liebert | NX | Additional |
NX | Battery | Liebert |
UPS | Cabinet | NX |
|
| Battery |
|
| Cabinet |
Ext. Interface | Bat. Interface | Bat. Interface |
Board (EIB) | Board (BIB) | Board (BIB) |
TB3 | TB1154 | TB1154 |
CAN Cable | CAN Cable | |
The CAN cables must be two, twisted pair, shielded 18AWG (Belden 9156 or equivalent). All interconnecting cables and hardware for connected and attached cabinets will be provided.
NOTICE
Risk of improper installation. Can cause equipment damage.
During system commissioning, Emerson® Network Power Liebert Services will set the jumpers on the EIB and the BIB. If another battery cabinet is added to the system after commissioning, it is imperative that Liebert Services reset the jumpers on the EIB board and the BIB board.
9 | Liebert® NX™ |