Battery And Dc Bus High Current Connectors; Earth Bonding Connector - Nuvation Energy NUVG5 Product Manual

Pin Connection Description
4 NUL45 Unused; connected to Pin 5 and terminated External equipment
5 NUL45 Unused; connected to Pin 4 and terminated External equipment
6 RD_N Receive differential pair, negative
7 NUL_78 Unused; connected to Pin 8 and terminated External equipment
8 NUL_78 Unused; connected to Pin 7 and terminated External equipment

Battery and DC Bus High Current Connectors

The 4 high current posts accept an M10-1.5 Stainless-Steel bolt which is used to secure the high
current wire lug. G5 Stack Switchgear includes 16 mm long bolt and split lock-washer. The bolt must
be tightened to 60 to 80 in-lbs.
The provided cable insulation boots must be used to insulate each high current post. The red boots
are used for Battery+ and DC Bus+ positive connections; the black boots are used for Battery– and
DC Bus– negative connections. Maximum cable O.D. (including insulation thickness) is 0.8in
[20.3mm]. Wire crimp lug must not extend beyond the center of the M10 clearance hole by 1.3in
[33mm].

Earth Bonding Connector

The equipment Earth bonding post accepts an M8-1.25 Zinc-plated bolt which is used to secure the
Earth wire lug. G5 Stack Switchgear includes 16mm long bolt and 2 external-toothed lock-washers
where one washer is placed between the G5 Stack Switchgear and the grounding lug and the other
washer is placed between the grounding lug and the bolt head. The bolt must be tightened to 130 in-
lbs. Refer to NFPA 70, Table 250.122 for suitable wire size based on the G5 Stack Switchgear unit's
current rating.
Document ID: NE-DS-011
Nuvation Energy G5 High-Voltage BMS - NUVG5 Product Manual
Connected to Device
External equipment
89 Rev 1.0, 2023-05-19
G5 Faraday