Connect The Dc Power Cables Power Cabinets - ABB HVC Installation Manual

HVC 450 kW E-Bus Charger Installation Guide
Both GND wire connection must be made between the HVC 150 and the first HVC 150S and
between both HVC 150S, see also section Cabling on Page 46:
1. Cut the GND wire of the power cable to the correct length to reach the GND rail. Do not
make the wire routing too tight, or too loose.
2. Strip 0.79 Inch of the insulation from the end of the GND wire.
3. Attach a wire end ring (A) to the end of the GND wire (B).
4. Remove the M12 bolt, nut and washers from the GND rail.
5. Fit the bolt (C) with toothed washer (D), the GND wire (B) and the contact washer (E).
6. Insert the bolt fitted with the GND wire into the GND rail.
7. Screw from the bottom of the GND rail a toothed washer (D) and a nut (F) on the bolt (C)
8. Tighten the bolt/nut connection with a tightening torque of 22.13 ft-lb.

5.7. Connect the DC power cables Power Cabinets

Preconditions:

Tools: wire cutter, wire stripper pliers, wire-end rings (Cembre A48-M12 cable lug,
when using 500 MCM cables) (6x), spanner (size 19), torque wrench (size 19).
Make sure that the main switch of the power supply group for the product
is set to the OFF position. Do a voltage check to make sure that the
electrical power is disconnected from the system.
Revision: 1.2
Date released: 16-08-2018
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