Emerson 300 manual Rating Label, 381333-201 G

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Operator’s

Manual

Series 300 Automatic Transfer Switches

H–design, 600 through 1200 A

DANGER is used in this manual to warn of a hazardous 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 ASCO Series 300 ATS for all installation details.

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.

An experienced licensed electrician must install the Automatic Transfer Switch (ATS).

600, 800, 1000 A sizes

TABLE OF CONTENTS

section-page

INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . 1-1 Mounting and Line Connections . . . . . . . . . 1-1 Engine Starting Contacts . . . . . . . . . . . . . . . 1-2 Input / Output Label . . . . . . . . . . . . . . . . . . . . 1-2 Functional Test . . . . . . . . . . . . . . . . . 1-3, 1-4, 1-5

SEQUENCE OF OPERATION . . . . . . . . . . . 2-1

TESTING & SERVICE . . . . . . . . . . . . . . . . . . 3-1

Preventive Maintenance . . . . . . . . . . . . . . . . 3-1

Transfer Test . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

Disconnecting the Controller . . . . . . . . . . . . 3-1

Manual Load Transfer . . . . . . . . . . . . . . . . . . 3-2

Trouble-Shooting . . . . . . . . . . . . . . . . . . . . . . 3-2

ADJUSTMENTS . . . . . . . . . . . . . . . . . . . . . . . 4-1 Time Delay and Sensor Adjustments . . . . . 4-1 How to Change a Setting . . . . . . . . . . . . . . . 4-2

CONTROL FEATURES . . . . . . . . . . . . . . . . . 5-1

Engine Exercisers . . . . . . . . . . . . . . 5-1, 5-2, 5-3

Motor Load Transfer . . . . . . . . . . . . . . . . . . . 5-4

Load Disconnect & Remote Control . . . . . . 5-4

INDEX . . . . . . . . . . . . . . . . . . . . . back of manual

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

381333–201 G

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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Contents 381333-201 G Rating LabelCatalog Number Identification NameplatePage Page Installation Engine Starting Contacts InstallationAuxiliary Circuits Manual Operation Test Installation Functional TestVoltage Checks Electrical Operation Transfer To Emergency Sequence of OperationRetransfer to Normal Preventive Maintenance Testing & ServiceDisconnecting the Controller TROUBLE-SHOOTING Testing & ServiceManual Load Transfer Time Delay Adjustment AdjustmentsSensor Adjustments Time Delay SettingsHow to Change a Setting AdjustmentsSwitches SW3 actuator On each DIP switch Off onDIP Switch Settings Control Features Engine ExercisersHow to Set Built-In Timer BUILT-IN Engine ExerciserProgrammable Engine Exerciser Module Control FeaturesFast / Slow Adjust Display Daylight Savings Time Adjust DisplayFill in your settings for future reference Run Time DisplayInphase Monitor For Motor Load Transfer Remote Control FeaturesLoad Disconnect Feature Strip Heater Accessory Control Features Optional Strip Heater AccessoryAvailable Kits ControlsIndex
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300 specifications

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