Operator’s

Manual

Series 185 Automatic Transfer Switches

100 through 400 ampere sizes

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.

An experienced licensed electrician must install the ATS.

Refer to the outline and wiring drawings provided with your ASCO Series 185 ATS for all installation details.

ASCO Series 185 Automatic Transfer Switches (ATSs) are Listed under Underwriter’s Laboratories Standard for Transfer Switch Equipment, UL–1008. They are intended for use only in optional standby systems in accordance with the National Electrical Code, NEC/NFPA 70, Article 702. This ATS is for use with 2–wire automatic start generators only.

Refer to Application Informaton 381339–292 to confirm that you have selected tha appropriate product for the intended installation.

This automatic transfer switch is intended for standby power applicatons in residential / light commercial use only.

100–230 ampere sizes

This product is not intended for emergency or life–support systems.

If you have more stringent application requirements contact ASCO Power Technologies for other products suitable for critical applications.

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.

TABLE OF CONTENTS

page INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . 1 CONTROLLER . . . . . . . . . . . . . . . . . . . . . . . . 2–5 FUNCTIONAL TEST . . . . . . . . . . . . . . . . . . . . . . 6 SEQUENCE OF OPERATION . . . . . . . . . . . . . 7 TROUBLESHOOTING . . . . . . . . . . . . . . . . . . 8–9 INDEX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

50 Hanover Road, Florham Park, New Jersey 07932–1591 USA

381333–319 A

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

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Emerson 185 manual Operator’s Manual, Rating Label

185 specifications

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