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Atlas Copco Compressors LLCProduct Company Rock Hill, SC USA

Steve ShrumTechnical Support Engineer - Generators

QAS 150 IT4 (WITH AREP ALTERNATOR)

TOP LEFT SIDE RIGHT SIDE

4

3

11

7

8

2

1

6

10

23

5

T9

T8115** T7

T11

T6

T5

T4

T1

L3

T2

9

T3 & Sm wire

109

T10 /T12

NOTE: FOR SINGLE BREAKER CUBICLE (115) CONNECTS TO SWITCH# 7

QAS 70 - 120

T1T2

T4

L3 L2 L1

CUBICLE QAS 70 -120it4N

SW 1SW 5SW 23

T10/T12

SW 2

T5 T6

T9

SW 6 SW 10

SW 11

SW 9

SW 8

SW 7 SW 3

T3

T11

T8(avr#3)

SW 4

NOTE CONNECTS TO ISOLATORS

GND

T7(avr#2)

NOTE CT’S WITH “X” FACING SWITCH

CT6 CT4CT5

NOTE

L1 or U1 ; L2 or V1 ; L3 or W1 NOTE

220V

ENSURE WIRE#2 IS CONNECTED TO 220V SPADE

POT

60Hz

AVR BOARDREMOVE BOTH (LAM) JUMPERS & DISCARD

QAS 70 -120 IT4

REMOVE JUMPER& DISCARD.CONNECT CUBICLE VOLTAGE ADJ LEADS

AVR BOARD MOUNTED ON RIGHT SIDE OF ALTERNATOR

6”1 ½” 1 ½” 1 ½”2 ½”

DRILL HOLES & MOUNT ISOLATORSON REAR PANEL OF ALTERNATOR

T5T6 T11 T4

QAS 70 -120 IT4