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Dimensions

How to Order

13 in.

(330 mm)

11 in.

(279 mm)

10 in.

(254 mm)

LOW PRESSURE

OFF

3

1

2

HIGH TEMPERATURE

OVERCRANK

OVERSPEED

ENGINE RUNNING

NOTE: Dimensions below apply to all MGC921 Series enclosures.

Phase

MGC921-1 = 1-phase
MGC921E-3 = 3-phase
MGC921-1 = 1-phase
MGC921E-3 = 3-phase

Starting Type

= Auto
= Manual

DC Power Supply

12 = 12 VDC
24 = 24 VDC

AC Voltmeter

300 = VM300 (00007173)
600 = VM600 (00007180)

AC Ammeter

50 = AM50 (00004430)
75 = AM75 (00004431)
100 = AM100 (00004432)
150 = AM150 (00004433)
200 = AM200 (00004434)
300 = AM300 (00004267)
400 = AM400 (00004304)
500 = AM500 (00007174)
600 = AM600 (00004435)

800 = AM800 (00004436)
1000 = AM1000 (00004437)
1200 = AM1200 (00004438)
1500 = AM1500 (00004439)
1600 = AM1600 (00004440)
2000 = AM2000 (00004441)
2500 = AM2500 (00004442)
3000 = AM3000 (00004443)
4000 = AM4000 (00004444)

Options

DCAM60 = DC Ammeter (00000002)
DCVM = DC Voltmeter, 12 volt (00000545); 

DC Voltmeter, 24 volt (00000859)

HM = DC Hourmeter (00004594)
PSS* = Phase Selector Switch (00004015)

*

Optional on single phase model only.

Front View

Side View

Warranty

A two-year limited warranty on materials and workmanship is given with this Murphy product. 

Details are available on request and are packed with each unit.

Printed in U.S.A.

®

FRANK W.

MFR.

FRANK W. MURPHY MFR.
CONTROL SYSTEMS & SERVICES DIVISION

P.O. Box 1819; Rosenberg, Texas 77471; USA

tel. 

(281) 342-0297  

fax

(281) 341-6006 

e-mail

[email protected]

FRANK W. MURPHY, LTD.

Church Rd.; Laverstock, Salisbury SP1 1QZ; U.K.

tel. 

+44 1722 410055  

fax

+44 1722 410088  

e-mail

[email protected]

http://www.fwmurphy.co.uk

FRANK W. MURPHY FRANCE
tel. 

+33 1 30 762626  

fax

+33 1 30 763989

MURPHY DE MEXICO, S.A. DE C.V.

Blvd. Antonio Rocha Cordero 300, Fracción del Aguaje 
San Luis Potosí, S.L.P.; México 78384 

tel. 

+52-48-206264  

fax

+52-48-206336

e-mail

[email protected]

FRANK W. MURPHY PTE., LTD.

No. 2 Tuas South Street 2, 
Sprintecs Bldg., #02-01/02
Singapore 638042

tel. 

+65 863-1398

fax

+65 863-0208 

e-mail

[email protected]

In order to consistently bring you the highest quality, full featured products, we reserve the right to change our specifications and designs at any time.

MURPHY SWITCH OF CALIFORNIA

41343 12th Street West
Palmdale, California 93551-1442; USA

tel. 

(661) 272-4700  

fax

(661) 947-7570

e-mail

[email protected]

http://www.murphyswitch.com

MACQUARRIE CORPORATION

1620 Hume Highway; 
Campbellfield, Vic 3061; Australia 

tel. 

+61 3 9358-5555  

fax

+61 3 9358-5558

e-mail

[email protected]

FRANK W. MURPHY MANUFACTURER

P.O. Box 470248; Tulsa, Oklahoma 74147; USA   

tel. 

(918) 627-3550   

fax

(918) 664-6146  

e-mail

[email protected]  http://www.fwmurphy.com

BSI

R

E

G

IS

T ERED

F

IR

M

FM 28221

FM 29422

USA–ISO 9001

UK–ISO 9002

NATIONAL

ACCREDITATION

OF CERTIFICATION

BODIES

Since 1939

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