Siemens SP-37 Guía de mantenimiento y servicio

Installation &

Maintenance

Power Line Surge

Protector

Model

SP-37

INTRODUCTION

The SP-37 is a secondary surge protector

des

gned

to be mounted on a load center at the

power

service

entrance

It offers a gap-type arrestor and is easily wired into

exis

systems

has

no exposed

terminals.

INSTALLATION

The SP-37 must be mounted horizontally as

shown.

•Never mount the SP-37

vertically

The arrestor may not "clear" properly if mounted in the vertical

position.

•The SP-37 should never be mounted

the

vent holes

obstructed.

•This

is only for use in areas

protected

from

the

weather, such as inside a bungalow or

equipment

•Never install on the "line" side of a branch breaker on a

load

cen

er.

WHITE

022701-29X

BLACK

010900-53X

RED

010802-7X

Siemens Industry, Inc., Rail Automation

2400 Nelson Pkwy.,Louisville KY

I&M 010836-7

Revised 11/95, 6/00, 8/14

Doc. No.: SIG-00-00-09 Version A.1

Doc.

Version:

PROCEDURES

WARNING

HIGH VOLTAGES ARE PRESENT. TURN OFF POWER

BEFORE INSTALLATION OR

SERVICING

The use of temporary ground

dur

installation and maintenance is

recommended.

1) Install one washer over the threads at the end of the SP-37

housing

Push the washer

against the

housing

2) Choose a knockout in the load center that is a distance from the backboard that

will

allow

the back of the SP-37 to lay flat against the

backboard

3) Install the second washer on the threads at the end of the SP-37 housing from

inside

the

load center. Install the lock nut so that

loosely holds the SP-37 in

place.

4) Use the wood screw provided to secure the SP-37 mounting tab to the

backboard

5) Tighten the lock nut installed in step 3 for a snug

fit.

6) Cut the wires on the SP-37 to the

nimum

usable

length.

Do not coil the wires as

this

greatly reduces SP-37 performance. Also, avoid kinks and sharp bends in the

wiring

7) Connect the wires to the load center, observing the proper hook-up

scheme.

8) The wires must be connected so that there is a fuse or circuit breaker between the

SP-37

and the power service

line

HOOK UP

SCHEMES

NOTE: 1) 20 amp maximum current for each

SP-37

2) Do not use SP-37 in a circuit with voltage of more than 120 V

rms

Doc.

Version:

MAINTENANCE

The SP-37 requires no regular

maintenanc

Over time, with repeated surges, the

power-line

protector inside will become

damaged

It can be inspected visually through

the clear

plastic

housing

and,

if blackened or burned, should be replaced as described

below.

CAUTION

DO NOT INSERT ANY OBJECTS INTO THE VENT HOLES OF

THE

SP-37.

SERVICING

The

power-line

protector can be replaced as

follows:

1) Turn off all power to the load center at the main

breaker

Make sure power is

2) Disconnect the SP-37 wires from the load

cente

3) Remove the two screws holding the cover on the

SP-37

4) Remove the nuts holding the protector in place and remove the

protector

5) Install the new

protector.

6) Reinstall nuts removed in step 4 and tighten nuts to hold the new protector in

place.

7) Reinstall the cover and secure with the screws removed in step

8) Reconnect the SP-37 wires to the load

center -

observe correct

hookup.

9) Restore power to the load

center.

REPLACEMENT

PARTS

To Order: Specify Description and Part

Number

Item

No.

Part

No.

escription

Qty.

010836-1

Protector

ousing

223

Wire

Ga. Black x 24"

erminal

022312-18-2X

Wire 12 Ga.White x 28"wiT

erm

inal

022312-9-1X

Wire 12 Ga. Red x 23"

w/Terminal

010836-5

Rubber Grommet

ushing

02270

29X

Power Line Protector

023690-1

eve

Washe

023690-14

Cal mp Nut

010900-53X

150 Volt Varistor Assembly

01000

-9

ID Rubber Grommet

010802-

Choke Coil Asse

18-00-090

Wire Marker "

18-00-091

Wire Marker "Out"

010836-2

Box Cover

5283

Tap Screw Phil #8 x

010836-3

Warning

abe

010837-4

Part ID

abel

7152

Loc Nut

3/4"

1742-SC

Flat

Washer

1 x

2-1/2

5733

-R

Wood Screw RD #10 x

1-1/4

2355

Wire

Nut Type Y

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