Eaton Series nrx User manual

Effective 10/08 For more information visit: www.eaton.com/seriesnrx 1

IL01301016E

(1) Only qualified electrical per-

sonnel should be permitted to

work on the equipment.

(2) Always de-energize primary

and secondary circuits when

performing these procedures.

(3) Drawout circuit breakers

should should be levered

(racked) out to the Disconnect

position.

(4) All circuit breakers should be

switched to the off position and

mechanism springs discharged.

Failure to follow these steps for

all procedures described in this

instruction leaflet could result in

death, bodily injury, or property

damage.

Section 1: General

Information

Standard flat primary terminal pads

with tapped holes on the rear of a

drawout cassette provide for a vari-

ety of primary connection configura-

tions. Dove tail shaped mounting

slots are provided for mounting

Eaton supplied interphase barriers

(Figure 1).

Rear connected primary adapters are

available for front and rear bus con-

nections and front cable connections:

• Straight Bus Adapter (Figure 2)

• Universal Bus Adapter (Figure 3)

• Cable Adapter (Figure 4)

Installation and Removal Instructions for Series NRX Drawout

Cassette Primary Adapters

Table of Contents

Description Page

Section 1: General Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Section 2: Rear Mounted Connections . . . . . . . . . . . . . . . . . . . . . . . . 2

Figure 1 Drawout Cassette

(rear view)

Primary

Terminal

Pads

Figure 2 Straight Bus Adapter

Interphase

Barrier

Dove Tail

Mounting

Slots

Interphase

Barrier

Dove Tail

Mounting

Slots

ØD

Dimensions

inches [mm]

L= 7.69 [195.22]

W= 1.93 [49.02]

D= 0.40 [10.21]

Figure 3 Universal Bus Adapter

Dimensions

inches [mm]

L= 2.36 [59.94]

W= 1.96 [49.68]

D= 0.53 [13.46

ØD

DISCLAIMER OF WARRANTIES AND LIMITATION OF LIABILITY

The information, recommendations, descriptions and safety notations in this

document are based on Eaton Electrical Inc. and/or Eaton Corporation’s

(“Eaton”) experience and judgment and may not cover all contingencies. If

further information is required, an Eaton sales office should be consulted.

Sale of the product shown in this literature is subject to the terms and condi-

tions outlined in appropriate Eaton selling policies or other contractual agree-

ment between Eaton and the purchaser.

THERE ARE NO UNDERSTANDINGS, AGREEMENTS, WARRANTIES,

EXPRESSED OR IMPLIED, INCLUDING WARRANTIES OF FITNESS FOR A PAR-

TICULAR PURPOSE OR MERCHANTABILITY, OTHER THAN THOSE SPECIFICAL-

LY SET OUT IN ANY EXISTING CONTRACT BETWEEN THE PARTIES. ANY

SUCH CONTRACT STATES THE ENTIRE OBLIGATION OF EATON. THE CON-

TENTS OF THIS DOCUMENT SHALL NOT BECOME PART OF OR MODIFY ANY

CONTRACT BETWEEN THE PARTIES.

In no event will Eaton be responsible to the purchaser or user in contract, in

tort (including negligence), strict liability or otherwise for any special, indirect,

incidental or consequential damage or loss whatsoever, including but not limit-

ed to damage or loss of use of equipment, plant or power system, cost of capi-

tal, loss of power, additional expenses in the use of existing power facilities, or

claims against the purchaser or user by its customers resulting from the use of

the information, recommendations and descriptions contained herein.

The information contained in this manual is subject to change without notice.

IL01301016E

Eaton Corporation

Electrical Group

1000 Cherrington Parkway

Moon Township, PA 15108

United States

877-ETN CARE (877-386-2273)

Eaton.com PowerChain Management

is a trademark of Eaton

Corporation. All other

trademarks are property

of their respective owners.

Printed in USA

Publication No. IL01301016E

October 2008