Eaton AGswitch User Manual Download

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I.B. ATS-AG03

Effective July, 2000 Supersedes I.B. ATS-AG02 dated October, 1998

Cutler-Hammer

Instructions for Cutler-Hammer AGswitch
Automatic Transfer Switch (30-600 Amperes)

Summary of Contents for AGswitch

Page 1: ...I B ATS AG03 Effective July 2000 Supersedes I B ATS AG02 dated October 1998 Cutler Hammer Instructions for Cutler Hammer AGswitch Automatic Transfer Switch 30 600 Amperes...

Page 2: ......

Page 3: ...THAT CAN CAUSE DEATH OR SEVERE PERSONAL INJURY FOLLOW PROPER INSTALLATION OPERATION AND MAINTENANCE PROCEDURES TO AVOID THESE VOLTAGES WARNING TRANSFER SWITCH EQUIPMENT COVERED BY THIS INSTRUCTION BO...

Page 4: ...cts 5 3 2 3 Transfer Mechanism 300 600A 5 3 2 4 Transfer Mechanism 30 200A 5 3 3 Microprocessor Based Logic Panel 6 3 4 Options 6 3 5 Enclosure 8 3 6 Standards 8 SECTION 4 INSTALLATION AND WIRING 4 1...

Page 5: ...fer Switch Continues to Cycle and Transfer Switch will not Stop in Position 22 6 2 3 Transfer Switch will not Automatically Transfer to Normal 22 6 2 4 Transfer Switch will not Automatically Transfer...

Page 6: ...Approximate Weights 11 4 2 Automatic Transfer Switch Power Panel 150A Model 12 4 3 Mounted Load Lug Assembly 300 600A Models 14 5 1 Transfer Switch Manual Operating Handle in Use 300 600A Models 17 5...

Page 7: ...NS All safety codes safety standards and or regulations must be strictly observed in the installation operation and maintenance of this device THE WARNINGS AND CAUTIONS INCLUDED AS PART OF THE PROCEDU...

Page 8: ...Cutler Hammer transfer switch is a rugged com pact design that used molded case switches to transfer essential loads from one power source to another Figures 1 2 300 600A and 4 2 30 200A Molded case...

Page 9: ...transfer switch equip ment is enclosed in a NEMA 3R enclosure and is listed for UL CSA applications 12 13 14 15 Positions 1 2 Position 3 Position 4 Positions 5 6 Basic Switching Device Control Switchi...

Page 10: ...rdboard lid covers the entire opening The shipment is secured and further pro tected with shrink wrap Do not discard the packing material until the equipment is ready for installation Once the top pac...

Page 11: ...ds open or enclosed In addition they have high dielectric strength heavy duty switching and withstand capabilities and high inter ruption capacity This transfer switch incorporates Cutler Hammer type...

Page 12: ...ons under normal operating conditions are as follows Tolerance for voltage sensing function 2 of setting Tolerance for frequency sensing function 0 2 Hz of setting Accuracy of time delay range 2 of se...

Page 13: ...1800 seconds This option is can be programmed using the membrane switch See section 7 3 for fur ther details on settings 5 Frequency Voltage Sensing for Emergency Source Standard This option enables...

Page 14: ...door hinges regardless of enclosure size this ensures proper support of the door and door mounted devices Figures 3 5 and 4 1 The hinges have removable hinge pins to facilitate door removal Certain p...

Page 15: ...ing contacts Standard UL1008 for automatic transfer switches lists devices under the reexamination program which only requires a continual physical reex amination of the components used in the product...

Page 16: ...y discuss them with your Cutler Hammer representative I B ATS AG03 Page 10 Effective 7 00 Check to make certain that there are no pipes wires or other mounting hazards in the immediate mounting area t...

Page 17: ...I B ATS AG03 Page 11 Effective 7 00 Figure 4 1 DImensions of Enclosed Automatic Transfer Switch and Approximate Weights FD 30 200A...

Page 18: ...2 Effective 7 00 Figure 4 2 Automatic Transfer Switch Power Panel 100A Model Emergency Power Source Connection Pivot Bolt Normal Power Source Connection Load Connections Transfer Mechanism Engine Star...

Page 19: ...ket to the upper rear portion of the power panel The load lug assembly can now be removed as one unit Note that there are I B ATS AG03 Page 13 Effective 7 00 With the enclosed transfer switch equipmen...

Page 20: ...lts located in the rear of the enclosure This will line up the four correct mounting holes in the power panel with the pre tapped inserts in the rear of the enclosure Step 10 With the power panel held...

Page 21: ...Standard transfer switch equipment as supplied from the factory will accommodate the wire sizes shown in Table 4 2 Carefully strip insulation from the power cables to avoid nicking or ringing of the c...

Page 22: ...utral is covered in Article 250 of NFPA 70 Generally this will involve the following if the Transfer Switch is applied as Service Equipment 1 The Neutral MUST be grounded to a system ground which may...

Page 23: ...MANUAL OPERATION 300 600A The manual operating handle can be used to create the rotational motion required to open and close the main contacts through a rigid mechanical interlocking system Figure 5...

Page 24: ...dard features and select ed options Operation of an automatic transfer switch during normal source failure and normal source restora tion will be described here with only standard options included on...

Page 25: ...normal relay to pickup The normal relay closes certain contacts while open ing others This starts the return to the normal power source and normal transfer switch operation During this sequence the e...

Page 26: ...Insure that all safety precautions are taken and that all WARNINGS and CAUTIONS are observed I B ATS AG03 Page 20 Effective 7 00 6 1 2 NO VOLTAGE STEPS With no voltage available on either power sourc...

Page 27: ...ansfer if an automatic transfer is initiat ed during the manual transfer 6 2 PROBLEM SOLVING HAZARDOUS VOLTAGES IN AND AROUND TRANS FER SWITCH EQUIPMENT DURING THE PROBLEM SOLVING PROCESS CAN CAUSE PE...

Page 28: ...ed next to the motor mechanism Step 2 Using the manual handle ratchet the Transfer Switch into the Normal position With an ohmmeter veri fy continuity between pins P1 7 and P1 8 Yes See step 3 No Chec...

Page 29: ...tinuity between TB1 21 and the neutral assem bly and repair if required No Troubleshoot wire harness from J3 on the controller to the line side of the EMER GENCY switching device Step 4 Verify good ba...

Page 30: ...grammed using the controller The normal frequency settings are 50 or 60 Hz Available dropout settings for the under frequency function are at 60 Hz nominal 90 97 of the nominal system frequency at 50...

Page 31: ...360 450 80 96 166 176 192 304 320 332 384 480 Std UV Dropout 85 102 177 187 204 323 340 353 408 510 90 108 187 198 216 342 360 374 432 540 Std UV Pickup 95 114 198 209 228 361 380 394 456 570 100 120...

Page 32: ...uled basis Since equipment maintenance will consist mainly of keeping the equipment clean the frequency of main tenance will depend to a large extent on the cleanliness of the surrounding If a signifi...

Page 33: ...c Inspect molded case switching devices for dust Remove dust dirt soot grease moisture and corrosion dirt soot grease moisture or corrosion contamination from the surface of the switching device using...

Page 34: ...I B ATS AG03 Page 28 Effective 7 00...

Page 35: ......

Page 36: ...tract between the purchaser and Cutler Hammer NO WARRANTIES EXPRESSED OR IMPLIED INCLUDING WARRANTIES OF FITNESS FOR A PAR TICULAR PURPOSE OR MERCHANTABILITY OR WARRANTIES ARISING FROM COURSE OF DEAL...

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