Operator’s

Manual

Series 185 Automatic Transfer Switches

100 through 400 ampere sizes

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.

An experienced licensed electrician must install the ATS.

100–230 ampere sizes

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 Information 381339–292 to confirm that you have selected the appropriate product for the intended installation.

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

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 person 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 E

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

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Emerson 185 manual Operator’s Manual, Rating Label

185 specifications

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