Eaton Ampgard 400 Скачать руководство пользователя страница 12

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Eaton Corporation

Electrical Sector

1111 Superior Ave.

Cleveland, OH 44114

United States

877-ETN-CARE (877-386-2273)

Eaton.com

Printed in USA

Publication No. IB48041 / Z9119

December 2009

PowerChain Management is a registered

trademark of Eaton Corporation.

All other trademarks are property of their

respective owners.

Instructional Leaflet

IB48041

Effective December 2009

Instructions for AMPGARD 400A

medium voltage starter

Содержание Ampgard 400

Страница 1: ...former reduced voltage solid state or two speed type They may control induction or synchronous machines and they may be non reversing or reversing While this instructional leaflet is dedicated primari...

Страница 2: ...ake Break Short time current 30 seconds 1 second 8 6 milliseconds 0 5 cycle Standard service altitude Optional service altitude Mechanical life Electrical life BIL Dielectric strength 60 Hz Closing ti...

Страница 3: ...oor The low voltage compartment is fabricated from steel sheets to provide iso lation from the medium voltage components mounted behind the low voltage compartment A window is provided in the low volt...

Страница 4: ...y equipped with high interrupting contactors to prevent the inadvertent installation of standard interrupting contactors into those cells Figure 7 SL Vacuum Contactor Contactors are typically three po...

Страница 5: ...closing at the same time Low voltage control The low voltage control compartment is located in a steel pocket in the medium voltage door A low voltage door with up to four device panels provides acce...

Страница 6: ...ass ropes or cables through the lift holes Use slings with safety hooks or shackles of adequate load rating Each controller is properly adjusted at the factory before shipment However vibration and me...

Страница 7: ...Compartment Control connections Control wires may enter the enclosure from either the top or the bottom For lineups with main bus a low voltage wireway is located in the left front of the bus compartm...

Страница 8: ...are must be taken to ensure no damage is inflicted on the controller control power transformer CPT potential transformers PT or to the controller load Removal of the primary fuses is sufficient to pro...

Страница 9: ...of the fuse If a fuse has blown due to a fault it is likely that the other fuses experienced a similar overcurrent condition In this case Eaton recommends that all three fuses be replaced Ensure that...

Страница 10: ...e fingers Inspect for any signs of mechanical wear or overheating To withdraw the removable portion 1 Remove the three main fuses 2 Remove the control plug 3 Remove the cotter pin and clevis pin from...

Страница 11: ...Reinstallation is the reverse of the procedure previously discussed Make sure that the shaft of the removable portion of the switch is rotated to the fully open position before reinstallation Danger I...

Страница 12: ...ton Corporation All Rights Reserved Printed in USA Publication No IB48041 Z9119 December 2009 PowerChain Management is a registered trademark of Eaton Corporation All other trademarks are property of...