Murphy NEMA 4X Type Enclosure Dimensions, MGC2000 System Options, Keyswitch, User connections

NEMA 4X Type Enclosure Dimensions

WARNING: Do not bundle AC and DC wiring together. It is required to use separate conduit runs and keep apart by at least 2 inches.

13-31/32 in.	10-5/8 in.
(355 mm)	(270 mm)

MOUNTING

	DETAIL
MGC	Wall or
Panel	Pedestal

		A-C					A-C				HERTZ
		VOLTS
OFF
	1		REMOTE START		OVERCRANK
			DEMAND
			ENGINE RUNNING		LOW OIL
					PRESSURE
			BATTERY		HIGH ENGINE
			CHARGER FAIL		TEMPERATURE
			PLANT FAIL/		OVERSPEED
			AUXILIARY INPUT
			OFF/	MANUAL		AUTO
			STOP	START		START
	25	50	75			25	50	75		25	50	75
					0			100	0			100
	0		100				350				350
		350			PSI				PSI
	PSI					0		700		0		700
HOURS	0		700		kPa				kPa
	kPa
QUARTZ
	5/16 x 1/2 in. (8 x 13 mm)

Mounting Holes, 4-Places

18-63/64 in.

(480 mm)

18-1/2 in.

(470 mm)

Screw	Nut
Washer	Lock
	Washer
	Washer

MGC	Wall or
Panel	Pedestal

MGC2000 System Options

•DC Voltmeter*

•DC Ammeter*

•Hourmeter*

•Relays. 4 relays, wired for Preheat, Crank, Fuel, and Common Alarm

•Keyswitch

•Phase select switch, standard for 3-phase units, optional for single- phase units.

•Emergency stop switch

•NEMA-4X enclosure

•Quick disconnect connectors

•Hinged front panel

•Magnetic pickup sensor

•CT’s (current transformers)

•User connections

•If the Quick Disconnect option is selected, two quick disconnect con- nectors are provided on the rear of the enclosure, mating connectors with 12 ft. (3.658 m) tagged leads are available.

•If the Quick Disconnect option is not selected, grommeted holes are provided for user’s cable entry. Connections via spade lugs will be made to standard terminal blocks inside the MGC2000 enclosure.

Booted type grommets for a tight seal are available.

*The MGC2000 enclosure has provisions for two extra instruments only, these two instruments can be selected in any combination.

MGC-02029B page 3 of 4