Emerson ASCO 7000 - Manual

381333–229 D 50 Hanover Road, Florham Park, New Jersey 07932–1591 USA
For sales or service call 1 800 800–2726 (ASCO) www.ascopower.com
ASCO POWER TECHNOLOGIES CANADA PO Box 1238, 17 Airport Road, Brantford, Ontario, Canada N3T 5T3
telephone 519 758–8450, fax 519 758–0876, for service call 1 888 234–2726 (ASCO) www.asco.ca
Operator’s
Manual
7000 Series ATS
Automatic Transfer Switches
D design, 30 through 230 A
DANGER is used in this manual to warn of high
voltages capable of causing shock, burns, or death.
WARNING is used in this manual to warn
of possible personal injury.
CAUTION is used in this manual to warn
of possible equipment damage.
30---230 amp. size
Refer to the outline and wiring drawings provided
with your 7000 Series ATS 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 Automatic Transfer Switch 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.
Nameplate
The Transfer Switch nameplate includes data for each
specific 7000 Series ATS. Use the switch only within the
limits shown on this nameplate. A typical Catalog Number
is shown on the next page with its elements explained.
An experienced licensed electrician must install the ATS.
TABLE OF CONTENTS
section-page
INSTALLATION 1-1 . . . . . . . . . . . . . . . . . . . . . . . .
Mounting and Line Connections 1-1 . . . . . . . . .
Auxiliary Circuits and Harness 1-2 . . . . . . . . . . .
Engine Starting Contacts 1-2 . . . . . . . . . . . . . . .
Functional Test 1-2, 1-3, 1-4 . . . . . . . . . . . . . . . . .
TESTING & SERVICE 2-1 . . . . . . . . . . . . . . . . . .
Transfer Test 2-1 . . . . . . . . . . . . . . . . . . . . . . . . . .
Preventive Maintenance 2-1 . . . . . . . . . . . . . . . .
Disconnecting the Controller 2-1 . . . . . . . . . . . .
Manual Load Transfer 2-2 . . . . . . . . . . . . . . . . . .
Trouble-Shooting 2-2 . . . . . . . . . . . . . . . . . . . . . .
INDEX back cover . . . . . . . . . . . . . . . . . . . . . . . . .