Emerson 710NPBA manual Load Disconnect

User Instructions	UM581127000
Spec. No. 581127000 (Model 710NPBA)	Issue AB, March 22, 2012

Load Disconnect
5/16-18 Nut	Contactor
5/16" Belleville Lock Washer
5/16" Belleville Lock Washer
(concave side of Belleville
Lock Washers face each other)
5/16" Hardened Flat Washer
(4 places)
Torque to 100 in-lbs.
Apply electrical anti-oxidizing
compound to busbar
mating surfaces.

Contactor styles vary between manufacturer’s.

Violet/White Wire

Violet Wire

Components removed in illustration for clarity only.

Front

2-row Distribution Cabinet shown, 3 or 4-row cabinet similar.

		Red Wire
Black Wire	Violet/White Wire
	Violet Wire	Black Wire
Red Wire

Figure 4-20

Replacing a Load Disconnect Contactor

in a 2, 3, or 4-Row Distribution Cabinet

Chapter 4. Troubleshooting and Repair Page 51

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