GE SFF201A, SFF201B, SFF202A, SFF202B, SFF204A Instructions Manual

INSTRUCTIONS

GEK-90636D

Static

Frequency

SFF2O1A, SFF2O2A, SFF2O4A,

Relays B B B

GEK-90636

Description Application

Under Rate

of Over Load

Specifications

DC

Control

AC

Control Measurement

AC Settings Environmental

Ratings

Burden Contact

Settings Displays Functional Construction Receiving, Acceptance

General Visual TestEquipment General Relay Tests Over

Under

of

Rate

Restore

Installation

Surge

Electrical

Settings Trouble Servicing Periodic Renewal

Shooting

Checks

Parts

Frequency

Change Frequency Restoration

Voltage Voltage

Input

Ratings

Description

Handling

Tests

Testing

Outputs

Frequency Over Over

Frequency Under Under

Change RateofChange Rate

Relay Restore Restore

Procedure

Ground

Tests

and

Considerations

Relay Frequency Frequency

for

of

Change

Tests

With

Test Test

With

and

Routine

Storage

Tests Test Test

Multiple

Test Test

Variable Single

Maintenance

rrabl

With With

With With Setpoint

for

Variable

for

Single

of

Variable Single

or

Frequency

or

Line

Contents

Frequency

or

Line

Frequency

or

Line

Models

Frequency

Line

Frequency

Only

Generators

Frequency

Generator

Page

3 4 4 5 5 6 7 7 7 7 7 7 8 8 8 8 9

9 10 10 10 10 11 11 11 11

12 12 12 13 14 14 14 15 15 16 16 17 17 17 18 18

18 18 19 19 20

Cover

2

Photo:

8043796

GEK-90636

The frequency. frequency

can and

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GEK-90636

CAUTION

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GEK-90636

SPECIFICATIONS

DC

Control Nominal Minimum Maximum

AC

Control Nominal Minimum Maximum

AC

Measurement Nominal Minimum Maximum

Settings

Frequency

SFF2O(-)A: SFF2O(-)B: Repeatability

Timing

SFF2O(-)A: SFF2O(-)B:

Repeatability

Voltage

48,

110,

Volts

37

280

Voltage

110-120

45

Vrms

132

120

Vrms

42

Vrms

132

125,

Volts

Vrms

Input

Vrms

±0.002

±

220,

(35%

(110%

3%

250

of

nominal)

of

Hz

nominal)

Setpoint Setpoint

Setpoint

40.0

to 1.55

0

1

to

0.lto

to

79.9

to

79.9

seconds

255

milliseconds

25.5

Hz

in

Hz

in

seconds

0.1

0.01

in

Hz

0.05 in

0.1

steps

Hz

steps

second

1

millisecond

second

steps

Undervoltage

Setpoint Setpoint

Repeatability

Rate

change

of Frequency Frequency

Frequency

Environmental

Operating

-20°C

will

not

malfunction,

Storage

-40°C

Surge

ANSI IEC 255 GE

RFI

35% Accuracy

(multi-setpoint

1

to

2

to

3

to

+55°C

to+75°C

C37.90

(SWC

to

95%

±5%

±3%

frequency frequency frequency

95%

nor

95%

in

5%

of

setting

relative

be

relative

and

Fast

steps

from

models

2:

IN

or

IN

3:

4:

IN

or or

humidity

damaged,

humidity

Transient)

based

35%

only) OUT OUT OUT

in

on

l2OVrms

to

90%

(noncondensing).

ambient

up

to

(noncondensing)

nominal

65°C

+

Note

that

the

unit

7

Burden

Model

SFF

Case

Size

Set

Points

GEK-9063

RATINGS

Table

48

II

Power

DC 125

Burdens

Supply

250

AC VA 120

Measurement

AC VA

Contact

Make DC

AC Target amps.

The

front

of

only

is

necessary

Frequency

frequency

stated

201 202 204

Ratings

and

carry Break Break 277

Volts

supervision

following

relay

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A

of

each

range,

60 25

to

three

that

S2 M2 M2

30

amps

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VA

maximum

settings,

without

remove

or

setpoint

frequency

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ms

(40 unit

which

the

four

for

0.1

the

digit

to

1 2

4

1

second.

L/R)

Amperes

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amp

must

need

front

thumbwheel

be

set.

setpoint

operate

SWFTI

be

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cover

3.2

4.9

8.4

set

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5.2

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with

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switch

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11.5

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15.7

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are

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operating.

volt

made

nameplate.

panel

outside

1 1

1

drop

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of

at

30

the

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the

Function modes delay

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of

rate

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delay.

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used

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switches

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of

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of

change

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setting

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choose

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contact

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when

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the

in

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position

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converter

frequency

function.

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frequency

array

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of

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array

undervoltage

UP

position.

slide

switch

restore

input

models

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function

or

two-position

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to

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sum

two-position

cutoff

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enabled.

restore

of

the

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modes

toggle

switches

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The

8

the

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the

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trip

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indicators

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each

GEK-

DISPLAYS

LED’s

tripping

90636

which

element.

are

supervised

by

the

passage

of

trip

Test output

In

Service

are

operational.

Model

Amber

and

Target

201 202

ROC

204

ROC ROC

LED’s

ifanoutput

A

normally

Fl Fl

F2 Fl

F2 F3

ROC

F4

light

to

relay

lit

green

FUNCTIONAL

Table

Description

Frequency Frequency Rate

of

change Frequency Frequency

of

Rate

change Frequency

of

Rate

change Frequency

of

Rate

change Frequency

indicate

is

energized

LED

indicates

HI

1

output

I

output

caused

2

output

1

output

caused

2

output

caused

3

output

caused

4

output

when

the

(TB).

the

DESCRIPTION

contact contact

Fl

contact contact contact

Fl

contact contact

F2

contact contact

F3

contact contact

frequency

regulated

operated operated

to operated operated

to operated

to

operated

detection

DC

operate

operate operate

and

circuit

start-up

has

circuity

an

The

potential filtered the

and

frequency

incoming

from

the

an

output. delay change

(which

feature

element

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rateofchange frequency setting four

one

frequency

adjacent model can model

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square

setpoint

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settings

element

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be

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element.

wave

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under

be

can

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found

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connected

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against

more

voltage

set

to

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made,

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F3-F4)

in

Figures

a

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frequency

than

0) will

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wave.

a

crystal

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bypass

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rate

4,

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5

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frequency

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down

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the

frequency

the

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lower

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for

diagrams

6.9

VRMS

period

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frequency

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elements

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for

by

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9

GEK-90636

CONSTRUCTION

The

components removed bottom.

from

The completed The

cover

prevent

all

unless

SFF2O1

by

the

The

case

panel

otherwise

are

The

printed

removing

horizontally

GE

part

circuit

boards.

components

The

output cradle. out

of

The

If

the

input

the

electrical

through

is

attached

from

cover

is

suitable

thicknesses

specified

shown

circuit

the

in

guides.

number

If

you

when

relays

a

relay

socket.

transformer

of

relay

the

case.

relay

connections

removable

the

front

to

being

for

semi-flush

to

two

up

on

in

figure

8

boards

four

screws

Each

286A2847P1

not

do

removing

are

mounted

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replacement

is

mounted

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of

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inches.

the

order.

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card

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the

boards.

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mounted

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case

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SFF2O2

the

is

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puller,

card

in

sockets

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on

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panel

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to

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permit

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connection

on

panels.

thickness

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panel

and

204

the

nameplate

correspond

other

be

on

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suitable

careful

board

a

retaining

plate

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STORAGE

assembly

by

case

and

testing

two

plugs

Hardware

of

1/8

drilling

figure

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to

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fixed

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that

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inch

dimensions

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can

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location.

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any

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generation

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body

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the

modules.

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ACCEPTANCE

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any

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cracked

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test

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bars

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with

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be

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case.

relay

GEK-90636

and

check

CAUTION:

has

bars

the

secondary

connection

without

connection

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flexibility,

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for

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it

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frequency.

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frequency/voltage

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status

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output

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generators

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instructions

the

frequency

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of

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output

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test

indicator

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to

operate

cycles.

the

ripple

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at

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test.

generator

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output

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figure

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equipment

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relay

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when

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light

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40

the

be

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to

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relay

reset

target

trips

with

LEDs and the

are

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target

labeled

is

over

reset

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switch

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through

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to

the

F4,RC.

the

normally

removal

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the

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open relay

latch

contacts.

power.

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when

They

GEK-90636

Relay

The

contacts

Tests

For

for

the front

SFF204 Test

the

Under Note:

output

Over

The

relay

more

SFF2O1 SFF2O2

SFF2O4

The

T

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relay

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following

front

relay

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RateofChange

LEDs

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Frequency

t

5Oor6Ohz 50

50 50

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can

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consist

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SFF2O1,

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only

light

Tests

the

frequency

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adjust

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9

for

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204

respectively.

the function

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under

Table

Switch

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Mode

over over

over over over

frequencies

inputs

based

open

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units.

test

connections,

set

for.

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out

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the

SFF202

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current

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1.Ssec

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to

flows

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figure

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the

closed

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and

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Frequency,

through

setpoints

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Voltage

Cutoff

35% 35%

35%

frequency

(NC)

to

20

the

for

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2.

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Verify LEDs to have

Frequency

the

frequency

for

that

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light

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rated

to

source

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cycles

the

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to

after as

With

supply

voltage

generator

59.5hz 115

at

above

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following

light.

the

indicated

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for

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the

setpoint.

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1.5

second

by

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to

produce

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12

stud(1)

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test

delay.

targets.

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for

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output.

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targets

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setpoints.

rated

stud(6).

the

frequency

frequency.

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output

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example,

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test

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contacts

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the

out.

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input

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supply

test

frequency,

voltage.

GEK-90636

and

note

that

the

contacts

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LEDs

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6.

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3.

have

4.

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5.

undervoltage

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step

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on

during

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relay

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the frequency frequency

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step target all

outputs.

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undervoltage

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setting

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to

set

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at

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and

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should

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test

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Rate

The

of

rateofchange frequency frequency

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a seconds change

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t

relay

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change

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from

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50 50

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(8043796)

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18

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23

(8043802) Typical

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http:Ilwww.GEmuItiIin.com

GE SFF201A, SFF201B, SFF202A, SFF202B, SFF204A Instructions Manual

Specifications and Main Features

Frequently Asked Questions

User Manual