GE NGV21A Series Manual de usuario

INSTRUCTIONS

GEI

98326

Insert

Booklet

GEI

90805

Supersedes

GEI

98326

VOLTAGE

RELAYS

TYPES

NGV

GENERAL

ELECTRIC

Courtesy of NationalSwitchgear.com

GEI

98326

RIGHT

FIDDLE

t L

—

Figure

(

0203

8587

)

Internal

Connection

Diagram

for

the

NGV

Courtesy of NationalSwitchgear.com

GEI

98326

VOLTAGE

RELAYS

TYPES

NGV

INTRODUCTION

This

supplement

together

with

instruction

book

GEI

90805

which

included

this

book

forms

the

instructions

for

the

various

models

listed

Table

TABLE

RELAY

UNITS

CASE

TARGETS

TYPEOF

INTERNAL

FIGURE

CASE

NGV

DESCRIPTION

The

NGV

and

NGV

relays

are

similar

NGV

and

NGV

However

the

NGV

relays

principle

and

are

calibrated

pickup

volts

NGV

and

NGV

have

different

internal

connections

shown

Figures

thru

this

supplement

The

calibration

range

the

voltage

units

given

Table

TABLE

RATED

VOLTAGE

RANGE

PICKUP

ADJUSTMENT

120

165

100

165

208

121

173

240

160

240

The

dropout

voltage

pickup

voltage

The

outline

and

panel

drilling

for

types

NGV

and

NGV

shown

Figure

GEI

90805

The

outline

and

panel

drilling

for

types

NGV

and

NGV

shown

Figure

GEI

90805

Revised

since

last

issue

These

instructions

not

purport

cover

all

details

variations

equipment

nor

provide

for

every

possible

contingency

met

connection

with

installation

operation

maintenance

Should

further

information

desired

should

particular

problems

arise

which

are

not

covered

sufficiently

for

the

purchaser

’

purposes

the

matter

should

referred

the

General

Electric

Company

the

extent

required

the

products

described

herein

meet

applicable

ANSI

IEEE

and

NEMA

standards

;

but

such

assurance

given

with

respect

local

codes

and

ordinances

because

they

vary

greatly

Courtesy of NationalSwitchgear.com

GEI

98326

—

MIDDLE

{

(

0195

)

Internal

Figure

Connection

Diagram

for

the

NGV

Courtesy of NationalSwitchgear.com

GEI

98326

LSFT

RIGHT

1 1

Figure

(

0165

6092

)

Internal

Connection

Diagram

for

the

NGV

Courtesy of NationalSwitchgear.com

GEI

98326

LEFT

RIGHT

M i

Figure

(

0226

6941

)

Internal

Connection

Diagram

for

the

NGV

Courtesy of NationalSwitchgear.com

GEI

98326

WHEN

USED

WHEN

USED

“

ooo

SHORT

FINGER

Figure

(

0195

4940

)

Internal

Connection

Diagram

for

the

NGV

Revised

since

last

issue

Courtesy of NationalSwitchgear.com

)

SHORT

FINGER

Figure

(

0203

8591

)

Internal

Connection

Diagram

for

the

NGV

Meter

and

Control

Business

Department

General

Electric

Company

Protection

and

Control

205

Great

Valley

Parkway

Malvern

Pennsylvania

19355

0715

(

250

)

Courtesy of NationalSwitchgear.com

GEI

90805

INSTRUCTIONS

UNDERVOLTAGE

RELAYS

TYPES

NGV

Forms

and

NGV

Forms

and

NGV

Forms

and

NGV

Forms

and

NGV

Forms

and

NGV

Forms

and

NGV

Forms

and

Meter

and

Control

205

Great

Valley

Parkway

Malvern

19355

0715

Courtesy of NationalSwitchgear.com

GEI

90805

CONNECTING

PLUG

MAIN

BRUSH

CONNECTING

BLOCK

AUXILIARY

BRUSH

TERMINAL

BLOCK

SHORTING

BAR

NOTE

AFTER

ENGAGING

AUXILIARY

BRUSH

CONNECTING

PLUG

TRAVELS

INCH

BEFORE

ENGAGING

THE

MAIN

BRUSH

THE

TERMINAL

BLOCK

Figure

(

8025039

)

Cross

Section

Drawout

Case

Showing

Position

Auxiliary

Brush

—

bfc

“

CONTACTS

Snu

FRAME

OPERATING

ARM

ARMATURE

RESIDUAL

SCREW

LOCKNUT

POLE

PIECE

HEELEN

OPERATING

ARM

STOP

COiL

Figure

(

8012106

)

Typical

Telephone

Type

Unit

Used

NGV

Relays

Courtesy of NationalSwitchgear.com

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