GE PJV Series, 12PJV11BK E Series Instructions Manual

INSTRUCTIONS

GEK—

36767

INSTANTANEOUS

MODEL

D.C.

UNDERVOLTAGE

TYPE

PJV

12PJV11BK(-)E

RELAY

GENERAL

ELECTRIC

DESCRIPTION APPLICATION RATINGS

TABLE COIL TABLE CHARACTERISTICS

TABLE CONSTRUCTION OUTLINE RECEIVING,

ACCEPTANCE

INSTALLATION

LOCATION MOUNTING CONNECTIONS

ADJUSTMENTS PERIODIC

SERVICING RENEWAL

AND

BURDENS CONTACT 1

CIRCUIT

2 OPERATING

PICKUP RELAY PICKUP 3 DROPOUT

PLUNGER CASE

VISUAL MECHANICAL ELECTRICAL

MECHANICAL ELECTRICAL

PARTS

RATINGS

AND

CALIBRATION

VOLTAGE

TIME UNIT

DIAGRAM

HANDLING TESTS

INSPECTION

PROCEDURE

CHECKS

AND

PRINCIPLES

DROPOUT

AND

INTERNAL

AND

STORAGE

INSPECTION TESTS

AND

ROUTINE CHECKS CHECKS

GEK-36767

CONTENTS

BURDENS

DEFINITIONS

CONNECTIONS

MAINTENANCE

DIAGRAM

PAGE

3 3 3 3 3 3 4 4 4

4

5 5 5 5 5

5 6 6 6 6

7 7 7

7 7

7

8 8 8

2

for

application

out

setting plug outline that

shown

coil

circuit regard applying voltage

The

is is

in

The

to

PJV11BK

on available and

mounting required

Figure

PJV11BK polarity.

this

when

of

relay,

it

on

the

2.

this

is

relay

D.C. relay.

which

and

relay

set

is

a

systems

The

permits dimensions furnished

is

designed

relay

should

The

contacts

Table

3

to

drop

operated

DC

to

PJV11BK

disconnection for

with

be should

should

out

detect

the the

to

connected

be

at

the

single

short

relay

relay relay

provide

be

used

consulted

desired

GEK-

36767

DESCRIPTION

unit

instantaneous

circuits

comes

in

the

given

an

contact

in

of are is

APPLICATION

high

speed

to

the

portion

to

initiate

to

insure

value.

that

reduce

SI-E

non-drawout

circuits

Figure

in

Figure

undervoltage

of

the

that

undervoltage

3.

8.

the

D.C.

desired

the

relay

the

from The

The

detection

system

case.

the

outline

internal

system

action

will

device. voltage

However,

front

for connection

on being

on

low

pick-up

of

the

D.C.

monitored voltage.

for

It

below

the

relay.

external

systems.

normal

is

intended the standard

diagram

drop

The

resistor

is

The without When

system

CONTACT

The

interrupting

RATINGS

contacts

ratings

are

rated

given

at

5

amperes

in

Table

AC

VOLTS

115 230 460

DC

VOLTS

125

250

48

24

RATINGS

for

continuous

1. TABLE

INTERRUPTING

TNDUCTIVE

0.5

INDUCTIVE

1.0

0.5

0.3

0.15

AND

2

1

BURDENS

duty

1

RATINGS

AMPS

and

at

30

amperes

NON-INDUCTIVE

5 2 1

NON-INDUCTIVE

5 2 1

0.3

for

tripping

duty.

The

operating the

external

resistor

These

resistance,

cuil.

relays

resistor.

every further the

but

are

Ratings

These

possi

information

purchaser’s

ic

the

no

such

supplied

and

nsttuCtiOfls Pie

Cxtient assurance

and

Table

operating

caltinyency

purposes,

aequu

with

burdens

2

gives

do

be

dosirod

ted

given

is

COIL

CIRCUIT

external

an given

for

the

be

putt

purport

or

products

vi

riot

tier

ti

continuous

resistance

to

in

connection

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respect

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RATINGS

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GEK-36767

TABLE

2

OPERATING

These

opened

or

An coil. type effect

of

This

circuit

on

temperature PICKUP

AND

Pickup increasing contacts

pickup

A

RELAY

voltage.

normally

CALIBRATION These

for

the

by

various

adjusting calibrations tube.

PRINCIPLES

plunger

closed

external

prevents

relay

operating

insignificant

DROPOUT

voltage

will

close

open

contact

relays

operating

the

vertical

appear

relays

by

armature

an

resistor

DEFINITIONS

is

defined

is

applied

when

Reset

voltage

defined

are

calibrated

on

the

RATING

VOLTS

operate

is

self

voltage. in

the

applied

coil

position

top

700

which

included has heating

terms

as

to

is

as

—

external

of

DC

on

a

of

the

a

at

of’

the

resistance The

CAL.

RANGE

DROPOUT

280

-

the

principle

is

drawn

as

part

and

variations

high

the

total

voltage

relay.

voltage

contact

the

factory

resistor

the

armature

nameplate

VOLTS

580

AT

RATED

67

CHARACTERISTICS

BURDEN

of

electromagnetic

vertically

up

of

these

is

which

is

dropout

relays

much

in

ambient

value

resistance.

the

voltage

the

open

makes

decreased

relay

when

that

resistor

circuit

at Dropout is

gradually

which

at

which

for

combinations on

the

and

plunger

correspond

WATTS

VOLTS

into

to

higher

temperature

normally

s

the

will

the

volts.

used

to

COIL OHMS

solenoid.

a

be

connected

than

changes

open voltage from

assume

relay

Table

in rod. the

scrihed

RESISTOR

345

attraction.

that

in

contacts

some

is

2

these

The

four

EXTERNAL

OHMS

7000

The

in

series

of

the

from

operating

having

operating

will

at

which

level

its

of

de—energized

completely

shows

the

relays.

factory

marks

on

1

contacts

with

an

appreciable

coil

close

the

normally

voltage

de—energized.

calibrating Dropout

dropout

the

calibrating

are

the coil.

resistance

when

above

position.

is

set

voltage

operating

This

with

gadually

closed

ranges

To should plunger coil)

corresponds dropout

gradually

is

When

That

is,

which

at PICKUP

Dropout

percentage

wEth

two

voltage

Tnis

set

the

be

set

so

in

its

calibrations

reduced.

these

with

applied

the

normally

VOLTAGE

voltage

of

dropout

normally

is

which

percentage

relay

to

that

its

de-energized

to

the are

relays

voltage

open

and voltage

open

or

less

than

will

bottom

lowest the

are

pickup one

dropout

position.

voltage

properly

gradually

contacts

that normally

145

cecrease

at

edge

dropout

voltage

percent

one

t5

adjusted,

open.

is

a

as

of

just

The

voltage percent

reduced,

are

function open of

the

lines

scribed

not

and

set

dropout

factory

with

mark

calibration

which

at

they

the

independently

of

one

dropout

voltage

calibrated

the

highest

will

relay

the

dropout

normally

voltage.

corresponding

on

listed

the

relay

dropout

will

reset

adjustable.

voltage

closed

setting

voltages,

the on will

in

one

contact,

is

scribed

calibrating

the

nameplate

dropout

smooth

within

setting.

increased

the

two

The

pickup

adjustable

marking

when

motion

percent

relays

For

as

tube

and

the

D.C.

will

shown

to

will

with

(closest

so

on.

applied

the of

the

pickup

operated

occur

in

table

armature

the

relay to

The

voltage

reset

voltage

at

the factory

position.

at

relays

some

3.

a

4

GEK-36767

TABLE

3

For

voltage.

DROPOUT

Figure

typical

PLUNGER

All

armature

the rectangular

provided

inside to

adjust

except

Figure

4

CASE

TIME

pickup

UNIT

is

at

the they

shows

relays

4

the

of

mounted

is magnet the

calibration

pickup.

are

of

2

the

with

shows time

PJV

on

operated.

frame

top

by

The

mounted

this

outline

PICKUP

VOLTAGE RATING

700

two

normally

a

typical

curve.

relays

the

threaded

The

and

a

hole

tube.

normally

below

instruction

and

VOLTAGE

FOR

RELAYS

CALIBRATION

dropout

are

of

armature

a

cylindrical

in

the

Openings

closed

the

OUTLINE

panel

DROPOUT

280 380 480 580

closed

the

same

portion

pole

in fixed

moving

DIAGRAM

book

drilling

AS

WITH

contacts,

time

is

piece,

the

contact

shows

VOLTAGE

drawn pole

A

FUNCTION

N.O.

2

OR

POINTS

pickup

characteristic

CONSTRUCTION

plunger

type

ofaplunger

upward

piece

and

sides

at

of

contacts

instead

AND

INTERNAL

the

internal

diagram.

OF

DROPOUT

M.D.

1

PICKUP

AND

VOLTAGE

CALIBRATION

MAXIMUM

415 530 620

680

will

curve

construction.

rod

which

into the

the

of

the the

bottom

calibration

similar

above

inside

are

CONNECTIONS connections

Figure

8

VOLTAGE

1

N.C.

AT

POINT

approximately

be

for

these

carries

coil

by

coil.

by

the

to it,

and

shows

SETTING

CONTACT

PICKUP AT POINT

relays.

(Refer

the

flux

Guides

fit

tube

allow

normally

the

OIAGRAM

diagram

the

outline

VOLTAGE

CALIBRATION

TYPICAL

350 450 540 650

160

percent

Figure

to

Fig.

moving

6).

contacts

created

for

the

plunger

molded

of

access open

the

of

fixed arm

PJVI1BK the

backstop

for

5

in

to

is

external

of

shows

The

upward

the

rod

contact

the

contacts

omitted.

relay.

set

dropout

a

adjustable

are

carrier

armature

resistor.

as

operating drawn

through

spring removable plug

is

consists stud

is

that

fits

inside

is

The

drawn

out

bushings

The

case coil.

of

out

The

contact

ten

Tne

electrical

backed

connecting

removed,

Figure

of

surrcunded

through the

diameter

without

off

its

on

7

two

case.

of

for

These

case

the

contact

but

shows

threaded

first

the

without

circuits

internal

connections

fingers plug the

the

by

two

froii

of

the

studs.

PJV11BK

insulated

removing

of

the

connections

mounted

which

operating

high

voltage

studs

insulating

outside

portion

disconnecting

relay

studs

relay

between

completes

coil

which the

case

of

has

two

pass

connections

the

are and

the

in

stationary

the

is

not

stud

assembly

are

mounted

brushings,

passes

the

hushing

the

leads

special

directly

brought the

outline

case

circuits.

disconnected

on

one

entirely

that

to

out

studs

molded

which

a inside

the

high

voltage

through

to

and

through diagram.

and

inner

The

connects

compound

the

througn

is

outside

high

S

studs

the

rear

dis—assembling

the

standard

the

cradle

and

contact

by

removing

to

plate

case

and

the

inside

the

voltage

studs

which

of

the

mounted outer circuits

this

the

attached

one

case

connect

case. these

case

blocks

are

plug.

ooerating

to

outside

diameter

su’i

is

tnen

and

The

high

studs

relay

betwrcn

disconnected

col.

tne

the of

that

pulling

directly

relay

voltage

labeled

unit

cradle.

case.

trio

are

which

This

bushing

cradle

the

to

the

cannot

studs.

one

made

nests

when

assemb1

Each

bushinq

The

cannot

insulating

bc

thrcug

a

his

threaded that

be

GE PJV Series, 12PJV11BK E Series Instructions Manual

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Frequently Asked Questions

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