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IB140015EN

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ATC-900 Magnum Transfer Switch
O & M Manual

Instruction Booklet

Description

Page

Introduction

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Receiving, Handling, and Storage

. . . . . . . . . . . . . . . . . . . . . . . . . 10

Equipment Description

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Installation and Wiring

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Operation

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Drawout and Fixed Switching Devices

. . . . . . . . . . . . . . . . . . . . 24

Operation of the Bypass Isolation Transfer Switch

. . . . . . . . . . . 37

Testing and Problem Solving

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

Maintenance

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Renewal Parts Guide

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

4000A Magnum

2000A Magnum

Содержание ATC-900

Страница 1: ...scription Page Introduction 3 Receiving Handling and Storage 10 Equipment Description 10 Installation and Wiring 16 Operation 22 Drawout and Fixed Switching Devices 24 Operation of the Bypass Isolatio...

Страница 2: ...TALLATION OPERATION OR MAINTENANCE AND ALL DETAILS AND VARIA TIONS OF THIS EQUIPMENT DO NOT PURPORT TO BE COVERED BY THESE INSTRUCTIONS IF FURTHER INFORMATION IS DESIRED BY THE PURCHASER REGARDING HIS...

Страница 3: ...lost from the Source 1 power source the transfer switch transfers the load to the Source 2 power source This transfer can be automatic or manual depending upon the type of transfer switch equipment b...

Страница 4: ...trically operated and bypass isolation transfer switch are the available types for the configuration described in this manual Operation of the ATS and the bypass isolation switch only are dis cussed i...

Страница 5: ...rs with short time ratings UL 1066 short time withstand rating SOURCE 1 SOURCE 1 SOURCE 1 SOURCE 1 BYPASS SOURCE 1 SOURCE 1 SOURCE 1 AVAILABLE SOURCE 2 ISOLATED ISOLATED POSITION SOURCE 2 POSITION SOU...

Страница 6: ...esign Bypass iso lation automatic transfer switches are provided with all drawout type designs In addition the 4000A and 5000A designs come standard with drawout magnum power devices Figure 6 The Magn...

Страница 7: ...s connects to provide for the drawout functioning The operating mechanism is a two step stored energy mechanism either manu ally or electrically operated When withdrawn on the extendable carriage rail...

Страница 8: ...wo slotted mounting holes to facilitate mounting 1 4 Transfer Switch Catalog Number Identification Transfer switch equipment catalog numbers provide a significant amount of relevant information that p...

Страница 9: ...les Position 8 2 2 poles 3 3 poles 4 4 poles Enclosure Position 14 S NEMA 1 R NEMA 3R T Thru Door Design Logic Certification Position 15 U UL Listed R UL Recognized X No Listing V 9 MG B 3 X R U Frame...

Страница 10: ...ed in a safe place 2 2 Handling As previously mentioned the transfer switch equipment is pack aged for fork lift movement Protect the equipment from impact at all times and DO NOT double stack Once th...

Страница 11: ...ermal and short circuit protection in either or both switching devices is available Section 3 6 These continuous duty devices are rated for all classes of loads In addition they have high dielectric s...

Страница 12: ...CLOSED posi tion and the status of the stored energy mechanism The switching device is closed by energizing a solenoid that releases the spring mechanism A shunt trip will open the switch ing device...

Страница 13: ...not on the outside the switch is older than November of 2014 Taps are available to switch out see section 4 6 for instructions Taps are provided for 208 240 480 600 for North America and 220 380 415 f...

Страница 14: ...a brief description The feature numbers corresponds to the internal codes and some of these numbers may be on the product drawings Also see Table 5 ATC 900 Fea tures for a compact list Table 5 also in...

Страница 15: ...door and door mounted devices The hinges have removable hinge pins to facilitate door removal The doors are supplied as standard with thumbscrew and padlock latches Cable entry holes are the customer...

Страница 16: ...ays or cover the logic in a way that restricts adjustments Maintain proper electrical clearances between live metal parts and grounded metal For installation and maintenance purposes the Source 1 and...

Страница 17: ...rify that the cables comply with local electrical codes Standard ATS equipment as supplied from the factory will accommodate the wire sizes shown in Table 5 Carefully strip the insulation from the pow...

Страница 18: ...pulled into position Step 5 Carefully strip the insulation from the power cables Avoid nicking or ringing of the conductor strands Pre pare the stripped conductor termination end by cleaning it with...

Страница 19: ...rce 2 ET1 The control power transformers are mounted behind a removable panel see Figure 22B Figure 22 Transformer and Taps Figure 22A Figure 22B Remove the transformer pack cover by loosening the 4 s...

Страница 20: ...ctions are located there The S2 generator start s terminal blocks are red in color Note Prior to making the engine start connection to the switch on bypass isolation units set the engine generator con...

Страница 21: ...om the con troller These are wired out from the ATC 900 to terminal blocks for easier access With I O Modules there could be up to 20 in and 20 out Form C available Some I O may be fixed depending on...

Страница 22: ...indicator window shows whether the switch is open or closed Figure 25 Close Switch by Pushing Close Button 5 2 Automatic Transfer Switch The operating sequence of an ATS is dictated by the switch s s...

Страница 23: ...Logic Connectors 3 Verify OPEN flags 7805C60H05 MANUAL CLOSE BUTTON Operating Instructions Do Not Use Without Reading Manual OVERLAPPING CONTACTS must be Synchronized SOURCE 1 AND SOURCE 2 WARNING 78...

Страница 24: ...be completed 6 1 1 Switching Device Positioning The Magnum drawout switching device has four normal positions REMOVE Withdrawn Figure 29 DISCONNECT Figure 32 TEST Figure 31 CONNECT Figure 30 The REMOV...

Страница 25: ...om Instructional Booklet Effective August 2014 Page 25 ATC 900 Magnum Tranfer Switch O M Manual Figure 30 Switching Device in the CONNECT Position Figure 31 Switching Device in the TEST Position Figur...

Страница 26: ...rs See Figure 30 through 33 Red Connect Yellow Test and Green Disconnect To remove the switching device from its compartment follow the procedure just described using a counter clockwise ratcheting mo...

Страница 27: ...e following standard features 1 AMBER LED on the ATC 900 Controller to indicate if the Source 1 power source is available 2 AMBER LED on the ATC 900 Controller to indicate if the Source 2 power source...

Страница 28: ...Source 1 position energized GREEN LED on the ATC 900 con troller will no longer be illuminated 5 Inspect and or perform the needed maintenance on the Source 1 switching device 6 Rack in the Source 1 s...

Страница 29: ...Hammer Phase Phase Phase Phase Ground Digitrip 3000 Operatio High Commun Time Overcurrent Curve Shape Pickup x In Time Multiplier Time Program Phase Ground RMS Settings Test Time Trip Cause Short Del...

Страница 30: ...ically close and Source 1 position energized GREEN LED will be illu minated 11 Move the generator selector switch to the AUTO position 12 The Source 1 switching device is now back in automatic oper at...

Страница 31: ...illuminated 2 Close the Source 1 bypass switching device manually and the Source 1 bypass RED light will illuminate 3 Move the generator selector switch to the OFF or AUTO posi tion Section 8 Testing...

Страница 32: ...with the other procedures If NO Go through section 8 2 4 first before continuing Step 3 Is the Source 2 switch OPEN If YES Proceed to Step 5 If NO Proceed to Step 4 Step 4 Measure the voltage between...

Страница 33: ...led for any safety hazards including personnel safety and fire hazards Exposure to certain chemical vapors can cause deterioration of electrical connections Inspect for accumulated dirt loose hardware...

Страница 34: ...placement instructions 9 3 1 Cover Removal and Replacement A 3 8 wrench or socket and ratchet is required to perform this procedure Cover Removal Step 1 Locate the bolts used to secure the cover to th...

Страница 35: ...ding on certain options ordered The best way to order a harness is to call tech support or sales with the GO number There is a new top shelf for the switch that moves some compo nents that do not need...

Страница 36: ...ional Booklet Page 36 Effective August 2014 ATC 900 Magnum Tranfer Switch O M Manual Figure 45 Rear of Switch SENSING HARNESS 68C8190G02 4 0 to 500 KCMIL NEUTRAL TERMINAL AL D2247A22T OR 500 to 750 KC...

Страница 37: ...IB140015EN For more information visit www Eaton com Instructional Booklet Effective August 2014 Page 37 ATC 900 Magnum Tranfer Switch O M Manual Notes...

Страница 38: ...Instructional Booklet Page 38 Effective August 2014 ATC 900 Magnum Tranfer Switch O M Manual For more information visit www Eaton com IB140015EN Notes...

Страница 39: ...IB140015EN For more information visit www Eaton com Instructional Booklet Effective August 2014 Page 39 ATC 900 Magnum Tranfer Switch O M Manual Notes...

Страница 40: ...ARDING THE INFORMATION RECOMMENDATIONS AND DESCRIPTIONS CONTAINED HEREIN In no event will Eaton be responsible to the purchaser or user in contract in tort including negligence strict liability or oth...

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