ASCO 7000 SERIES ACTB
Automatic Closed-Transition Transfer &
Bypass-Isolation Switches
H design 600 through 1200 A
Operator’s Manual
381333-194 B
9/2016
DANGER is used in this manual to warn of a
hazard situation which, if not avoided, will result
in death or serious injury.
WARNING is used in this manual to warn of a
hazardous situation which, if not avoided, could
result in death or serious injury.
CAUTION is used in this manual to warn of a
hazardous situation which, if not avoided, could
result in minor or moderate injury.
Refer to the outline and wiring drawings provided with
your 7000 Series ACTB for all installation and
connection details and accessories.
Refer to Group 5 Controller User’s Guide 381333–126
for ATS status display messages, time delays, pickup &
dropout settings, and adjustments.
Rating Label
Each 7000 Series 7ACTB contains a rating label to
define the loads and fault circuit withstand/closing
ratings. Refer to the label on the Transfer Switch for
specific values.
Do not exceed the values on the rating label.
Exceeding the rating can cause personal injury
or serious equipment damage.
An experienced licensed electrician must install the
7ACTB.
600-1200 amp sizes
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