Eaton AMPGARD Installation, Operation And Maintenance Instructions Download

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Eaton Corporation

Electrical Sector

1111 Superior Avenue

Cleveland, OH 44114 USA

Eaton .com

Printed in USA

Publication No . IB48050 / Z12716

September 2012

Eaton is a registered trademark

of Eaton Corporation .

All other trademarks are property

of their respective owners .

Instruction Booklet

IB48050

Effective September 2012

Instructions for installation,

operation, and maintenance of the

AMPGARD 15 kV, 300A vacuum starter

Summary of Contents for AMPGARD

Page 1: ...Installation 8 Handling 8 Storage 8 Mounting 8 Bus splicing 8 Power connections 8 Motor load cable termination 9 Control connections 9 Setting of adjustable protective devices 10 Pre startup checks 1...

Page 2: ...of each controller Contained on this nameplate are the controller type and ratings as required by industry standards Also contained on this nameplate is the factory s general order number This number...

Page 3: ...age Tripping burden 24 Vdc 48 and 96 Vdc 110 and 220 Vac 250 000 operations 24 48 96V 110 220V 50 60 Hz 80 rated coil voltage 1200 VA 400 VA 500 VA Ratings are based on full voltage starting of standa...

Page 4: ...operated In the open position the switch isolates medium voltage from the main controller compartment allowing access to the controller for inspection and maintenance For standard applications the is...

Page 5: ...in the isolating position See Figure 5 for location of barber poles The use of a flashlight will help in verifying the position of the barber poles Grounding Fingers 3 Barber Poles Indicating Shutter...

Page 6: ...h the switch operating mechanism The second door must be closed before the main door is closed Both doors must be closed before the switch operator can be moved to the closed position Note N Attemptin...

Page 7: ...Door Open Figure 12 LV Terminal Blocks LV Door Open A test plug and receptacle are typically supplied inside the low voltage section The receptacle is wired to the secondary of the controller control...

Page 8: ...actory before shipment However vibration and mechanical stresses imposed by transit and installation can adversely affect mechanical interlocks and other adjustments therefore a final inspection is es...

Page 9: ...shover at the load connections Motor Load Connections Figure 16 Motor Load Connections Shown With Optionally Supplied Lugs Removable Phase Barriers Figure 17 Close Up Motor Load Connections MV Conduit...

Page 10: ...are connected per the Eaton drawings This is particularly essential in this class of equipment as the fuse ratings current transformers and overload protection are based on the characteristics of the...

Page 11: ...d as follows Isolate and lock out all incoming power sources Open the isolation switch Open the medium voltage door Verify that the mechanical interlocks between the contactor and the handle mechanism...

Page 12: ...ied Blown Fuse Indicator Figure 24 Blown Fuse Indicator Fuses can be removed by loosening the four nuts that secure the fuses to their mounting studs on the lower portion of the copper plate The phase...

Page 13: ...y in both directions with an increase in resistance as the stabs engage the controller line fingers Inspect for any signs of mechanical wear or overheating To withdraw the removable portion 1 Remove t...

Page 14: ...bus connections checked for tightness Remove the polyester barrier mounted immediately below the switch for access to the vertical bus connections refer to Figure 33 Verify the operation of the shutte...

Page 15: ...back of the door preventing the door from opening with the switch closed In the unlikely event the switch malfunctions and cannot be opened it will be necessary to drill out the welds to allow access...

Page 16: ...rved Printed in USA Publication No IB48050 Z12716 September 2012 Eaton is a registered trademark of Eaton Corporation All other trademarks are property of their respective owners Instruction Booklet I...

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