Liebert 100-1000A user manual ONE-LINE Diagram

.51 DIA.	PEM NUT
GROUND BUS	INPUT/OUTPUT BUS
FRONT VIEW	RIGHT SIDE VIEW

PEM NUT

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.

3.CONTROL WIRING AND POWER WIRING MUST BE RUN IN SEPARATE CONDUIT. OUTPUT CABLES SHOULD BE

RUN IN A SEPARATE CONDUIT FROM INPUT CABLES.

4. ALUMINUM AND COPPER CLAD ALUMINUM CABLES ARE NOT RECOMMENDED.

Figure 14 Electrical field

	NEUTRAL BUS	5. ALL WIRING IS TO BE IN ACCORDANCE WITH NATIONAL
RIGHT SIDE VIEW		AND LOCAL ELECTRICAL CODES.

SOURCE 1 INPUT Ø A, Ø B, Ø C

6.HARDWARE KIT IS SUPPLIED FOR INPUT, OUTPUT, NEUTRAL, AND GROUND CABLE CONNECTIONS. KIT INCLUDES 1/2" BOLTS, WASHERS, AND NUTS FOR CONNECTING CABLES TO THE BUS BARS.

7.THE TORQUE REQUIREMENT FOR 1/2"-13 PEM NUTS IS

428INCH-LBS. (48 N-m).

27

CB1

CB4

NEUTRAL

BUS

SOURCE 2 INPUT Ø A, Ø B, Ø C

CB2

CB5

CB3

SYSTEM OUTPUT Ø A, Ø B, Ø C

FRONT

SOURCE 1 INPUT Ø A

SOURCE 1 INPUT Ø B

SOURCE 1 INPUT Ø C

NEUTRAL BUS

SOURCE 1

	CB1
	K1
K2 K3	CB4	CB3

SOURCE 2

CB2

K2

K1 K3 CB5

connections drawing: 100 – 250 amp Liebert STS2 with single

GROUND

BUS

SECTION A-A

SYSTEM OUTPUT

ONE-LINE DIAGRAM

output

Installation

FRONT VIEW	SIDE VIEW
(WITH FRONT PANELS REMOVED)

PS212100

Rev. 3

breaker

Drawings