Liebert 100-1000A user manual Section A-A ONE-LINE Diagram

29

		NOTES:
		1. ALL DIMENSIONS ARE IN INCHES AND (MILLIMETERS).
		2. TOP AND BOTTOM CABLE ENTRY AVAILABLE THROUGH
		REMOVABLE ACCESS PLATES. REMOVE, PUNCH TO SUIT
		CONDUIT SIZE, AND REPLACE.
.51 DIA.	PEM NUT	3. CONTROL WIRING AND POWER WIRING MUST BE RUN
GROUND BUS	INPUT/OUTPUT BUS	IN SEPARATE CONDUIT. OUTPUT CABLES SHOULD BE
		RUN IN A SEPARATE CONDUIT FROM INPUT CABLES.
FRONT VIEW	RIGHT SIDE VIEW	4. ALUMINUM AND COPPER CLAD ALUMINUM CABLES ARE
		NOT RECOMMENDED.
		5. ALL WIRING IS TO BE IN ACCORDANCE WITH NATIONAL
	PEM NUT	AND LOCAL ELECTRICAL CODES.

			6. HARDWARE KIT IS SUPPLIED FOR INPUT, OUTPUT,
			NEUTRAL, AND GROUND CABLE CONNECTIONS. KIT
		NEUTRAL BUS	INCLUDES 1/2" BOLTS, WASHERS, AND NUTS FOR
			CONNECTING CABLES TO THE BUS BARS.
	SOURCE 1 INPUT	RIGHT SIDE VIEW	7. THE TORQUE REQUIREMENT FOR 1/2"-13 PEM NUTS IS
	Ø A, Ø B, Ø C		428 INCH-LBS. (48 N-m).
		SOURCE 1 INPUT Ø A
		SOURCE 1 INPUT Ø B
	SOURCE 2 INPUT	SOURCE 1 INPUT Ø C
	Ø A, Ø B, Ø C
CB1	CB2	NEUTRAL BUS
		SOURCE 1			SOURCE 2
			CB1		CB2
CB4
	CB5
			K1		K2
NEUTRAL		K2 K3	CB4	CB3	K1 K3	CB5
BUS	SYSTEM OUTPUT
	Ø A, Ø B, Ø C
	CB3
	FRONT			SYSTEM OUTPUT
	GROUND	SECTION A-A	ONE-LINE DIAGRAM
	BUS

SIDE VIEW

	FRONT VIEW	PS212400
		Rev. 2
(WITH FRONT PANELS REMOVED)

Figure 16 Electrical field connections drawing: 400 – 600 amp Liebert STS2 with single output breaker

Installation Drawings