Emerson ASCO 7000 Series Operator's Manual
Automatic transfer switches d design, 30 through 230 a
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Also See for ASCO 7000 Series:
- Operator's manual (16 pages) ,
- Operator's manual (13 pages) ,
- Operator's manual (15 pages)
Operator's
Manual
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.
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)
30---230 amp. size
50 Hanover Road, Florham Park, New Jersey 07932-1591 USA
For sales or service call 1 800 800-2726 (ASCO) www.ascopower.com
7000 Series ATS
Automatic Transfer Switches
D design, 30 through 230 A
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.
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.
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 ex perienced licensed electrician must install the ATS.
TABLE OF CONTENTS
Mounting and Line Connections
Auxiliary Circuits and Harness
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www.asco.ca
Rating Label
Nameplate
section-page
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back cover
381333-229 D
1-1
1-1
1-2
1-2
2-1
2-1
2-1
2-1
2-2
2-2
Table of Contents
Related Manuals for Emerson ASCO 7000 Series
Summary of Contents for Emerson ASCO 7000 Series
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Page 1: Table Of Contents
7000 Series ATS Operator’s Automatic Transfer Switches Manual D design, 30 through 230 A Refer to the outline and wiring drawings provided with your 7000 Series ATS for all installation and DANGER is used in this manual to warn of high connection details and accessories. - Page 2 Catalog Number Identification Typical 7000 Series 7ATS catalog no. for overlapping neutral, 3 pole, 150 amp, 480 V, in Type 1 enclosure: 7ATS design prefix letter Neutral Phase Poles Amperes Voltage Controller Enclosure – solid – single Ø – standard –...
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Page 3: Installation
SECTION 1 INSTALLATION The ASCO 7000 Series Automatic Transfer Switch (ATS) often requires considerable force. The pulling of cables is factory wired and tested. Field installation requires can damage insulation and stretch or break the mounting, connecting service cables, and connecting conductor’s strands. -
Page 4: Engine Starting Contacts
INSTALLATION (continued) Harnesses ENGINE STARTING CONTACTS The transfer switch is connected to the left side of the ( SHOWN DE–ENERGIZED ) controller by a plug-in harness (two plugs). STUD Engine Starting Contacts MIDDLE TB 14 STUD The engine control contact connections (if used) are BOTTOM located on the transfer switch. - Page 5 INSTALLATION (continued) GREEN observe these lights GREEN Figure 1-4. Standard controls and indicators. Close the normal source circuit breaker. The Transfer Switch 2 – Voltage Checks Connected To Normal and the First check nameplate on transfer switch; rated voltage Normal Source Accepted lights should come on.
- Page 6 INSTALLATION (continued) operate GREEN this switch observe these lights GREEN Figure 1-5. Standard controls and indicators. 3 – Electrical Operation The Transfer Switch Connected To Normal and Normal Source This procedure will check the electrical operation of the Accepted lights should be on. Automatic Transfer Switch.
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Page 7: Testing & Service
SECTION 2 TESTING & SERVICE TRANSFER TEST DISCONNECTING THE CONTROLLER Operate the 7000 Series ATS at least once a month by The harness disconnect plugs are furnished for repair following the five–step Electrical Operation Transfer purposes only and should not have to be unplugged. Test procedure on page 1–4. -
Page 8: Manual Load Transfer
TESTING & SERVICE (continued) MANUAL LOAD TRANSFER 1. Deenergize both the normal and emergency source conductors (remove fuses or open circuit break- This procedure will manually transfer the load if the ers). controller is disconnected. 2. Use the maintenance handle to manually operate the transfer switch to the opposite source. -
Page 9: Index
INDEX auxiliary circuits, 1–2 labels, rating label, cover engine start contacts, 1–2 replacement parts, 2–1 rating, cover lights, 1–3, 1–4 cable lubrication, 2–1 lugs, 1–1 service, 2–2 preparation, 1–1 settings spacers, 1–1 see Controller User’s Guide illustration of, 1–1 maintenance, preventive, 2–1 catalog number, inside cover manual load transfer, 2–2 warning, 2–2...