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Replace fuse link

A separate replaceable fuse link, fuse cartridge, and 

end plug are available for all Eaton Bay-O-Net fuses 

except catalog numbers 4000358C16CB and C18CB, 

4038361C03CB, C04CB, C05CB, and solid link 

4038361C10CB. These catalog numbers are integral 

assembles which include the link, cartridge and end plug. 

For the above listed integral assemblies follow Step 5 and 

then tighten new cartridge/fuse/end plug against fuse holder 

using 50 to 70 in-lbs. torque; then, proceed to Step 9. For all 

other Bay-O-Net fuses, follow Steps 5 through 9.

Step 5 - Remove fuse cartridge.

Use a 3/4 inch wrench to remove fuse cartridge from fuse 

cartridge holder (see Figure 12).

Step 6 - Remove end plug and fuse link from fuse cartridge.

1.  Use 3/4 inch and 1/2 inch wrenches to remove end plug 

(see Figure 13).

2.  Use screwdriver or other tool to straighten tulip tip end 

of fuse link and push fuse link out of fuse cartridge. 

Replace fuse cartridge if damaged.

Step 7 - Insert replacement fuse link into fuse cartridge 

(see Figure 14).

1.  A slight resistance may occur when inserting fuse link 

into cartridge.

2.  If the catalog number of the fuse being replaced is not 

known, consult specifications or contact your Eaton 

representative. Fuse catalog numbers may also be 

indicated on the transformer door and/or nameplate.

Figure 10.  Draw fuseholder out 8 to 10 inches.

Figure 11.  Remove fuseholder from Bay-O-Net housing 

and wipe clean.

Figure 12.  Remove fuse cartridge holder.

Figure 13.  Remove end plug from fuse cartridge.

9

Three-phase pad-mounted compartmental type installation and maintenance instructions

   

MN202001EN   August 2015

Содержание COOPER POWER SERIES

Страница 1: ...ER POWER SERIES Distribution Transformers MN202001EN Effective August 2015 Supersedes S210 12 1 August 2013 Three phase pad mounted compartmental type transformer installation and maintenance instruct...

Страница 2: ...NTRACT BETWEEN THE PARTIES ANY SUCH CONTRACT STATES THE ENTIRE OBLIGATION OF EATON THE CONTENTS OF THIS DOCUMENT SHALL NOT BECOME PART OF OR MODIFY ANY CONTRACT BETWEEN THE PARTIES In no event will Ea...

Страница 3: ...Loadbreak Switches 11 Tap Changer 12 Dual Voltage and Delta Wye Switch 14 Vacuum Fault Interrupter VFI 15 Air Switches Arc Strangler 16 Surge Arresters 17 MAINTENANCE Exterior Maintenance 19 Cabinet I...

Страница 4: ...ions when working around high voltage lines and equipment and support our Safety For Life mission Safety information DANGER Hazardous voltage Contact with hazardous voltage will cause death or severe...

Страница 5: ...er capacity When using a forklift lift with the transformer tank closest to the mast of the forklift since most of the transformer weight is in the tank Pallet mounted equipment may also be moved by c...

Страница 6: ...abinet the installation will not provide the security needed to prevent tampering by the public Add a permanent mortar seal to fill the gaps Pre service inspection exterior New transformers or transfo...

Страница 7: ...e on underside of the tank cover or man hole cover 2 Loose shifted or damaged parts bushings fuse holders etc 3 Broken or loose connections 4 Contaminated insulating liquid sediment or foreign objects...

Страница 8: ...ransformer nameplate Transformer neutrals must be connected to system neutrals Leads and connections that are not used must be insulated from ground and all other leads Livefront transformer connectio...

Страница 9: ...furnished with the transformer Liquid temperature gauge Transformers may be furnished with a temperature gauge as optional equipment to indicate the top liquid temperature in the tank in degrees Cels...

Страница 10: ...sformer Pressure relief device Transformers may have a cover mounted pressure relief device PRD in addition to the faceplate mounted pressure relief valve PRV standard on all three phase pad mounted d...

Страница 11: ...minals following industry accepted safe grounding practices Grounding secondary terminals protects against situations such as a standby generator energizing transformer from the secondary circuit Foll...

Страница 12: ...valve to open valve Hold the valve open for 30 seconds after pressurized air can no longer be heard hissing through the valve 2 Close pressure relief valve and wait 30 seconds 3 Pull pressure relief...

Страница 13: ...from fuse cartridge 1 Use 3 4 inch and 1 2 inch wrenches to remove end plug see Figure 13 2 Use screwdriver or other tool to straighten tulip tip end of fuse link and push fuse link out of fuse cartri...

Страница 14: ...facturer s product literature for maximum interrupting ratings Internal cartridge fuse replacement 1 Verify that tank is grounded De energize transformer from a remote upstream source Ground all bushi...

Страница 15: ...n cause an explosion or fire Use a hotstick to operate transformer loadbreak equipment After operating transformer loadbreak equipment check that voltages at transformer terminals are the expected val...

Страница 16: ...clockwise to loop thru transformer open The transformer is now OPEN and the loop conductor is electrically connected 3 Move index plate between loop thru transformer open and line b only 4 Rotate swit...

Страница 17: ...e handle to desired position and allow pointer to drop into slot of index plate 5 Secure handle in its new position by tightening lock screw through index plate until it bottoms 6 Padlocking may be ac...

Страница 18: ...position as follows 1 Verify that tank is grounded De energize transformer from a remote upstream source Ground all bushings and terminals before operating dual voltage or delta wye switch 2 Back out...

Страница 19: ...Do not operate loadbreak equipment if a fault condition is suspected Doing so can cause an explosion or fire Use a hotstick to operate transformer loadbreak equipment After operating transformer load...

Страница 20: ...erly and that electrical circuit conditions are as expected Before servicing transformer secondary connected equipment verify that all transformer secondary terminals have zero voltage and ground the...

Страница 21: ...blished maximum continuous operating voltage MCOV values The transformer should not be tested impulse or applied potential with the arrester connected If connected during impulse tests the arrester wi...

Страница 22: ...by rotating handle 3 4 to 1 turn after handle has come in contact with seal gland Under oil arrester disconnection during test with out arrester disconnect switch To disconnect arresters without a dis...

Страница 23: ...nt dirt or moisture from entering the opened transformer tank Contamination of the insulating liquid will prevent the transformer from operating properly and may cause serious damage to the transforme...

Страница 24: ...aks Test pressure should not exceed 7 psig Established pressure should be main tained for at least four hours to insure that all seals are proper 4 Re install the nutguard using 25 ft lbs torque to ti...

Страница 25: ...t cover weld 10 Thoroughly clean tank cover to help prevent contamination of insulating liquid when removing cover Remove all dirt grease and moisture 11 Remove tank cover from tank Weld on tank cover...

Страница 26: ...ntenance on cabinet 2 Place one 1 4 to 3 8 inch shim directly below faceplate on both sides of tank at points A and A see Figure 28 3 Place one 1 1 2 inch wedge under each side of cabinet at points B...

Страница 27: ...nventional transformer oil mixed with R Temp fluid Conventional transformer oil content of 3 in R Temp fluid lowers the fire point below 300 C Measure the ASTM flash and fire points if the presence of...

Страница 28: ...uld be clean and dry large mouth glass bottles Make sure that the liquid being sampled is representative of the liquid in the unit Sufficient liquid must first be drawn off to ensure that the sample w...

Страница 29: ...y Cleveland Open Cup 2 ASTM D877 Standard Test Method for Dielectric Breakdown Voltage of Insulating Liquids Using Disk Electrodes 3 ASTM D923 Standard Practices for Sampling Electrical Insulating Liq...

Страница 30: ...reported and investigated Annual Cabinet Interior Maintenance Items to Inspect Points to be checked Remedial Action Frequency Gauges and Controls Check for proper operation Repair or replace damaged o...

Страница 31: ...g will achieve a rainbow coloring if a particular terminal is experiencing an over temperature condition Tighten any loose connections immediately Any damage or discoloration that is observed should b...

Страница 32: ...on com cooperpowerseries 2015 Eaton All Rights Reserved Printed in USA Publication No MN202001EN August 2015 For Eaton s Cooper Power series three phase pad mounted transformer product information cal...

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