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7

Section 

2: 

Instruction 

Manual 

and 

Drawings

*4t*4.73

Set-Up

WARNING:

  Before installing, operating, maintaining or testing this equipment, carefully read and understand the 

contents of this manual. Improper operation, handling or maintenance can result in death, severe personal injury  
or equipment damage.

Set-up and testing of the recloser 
can be performed at maintenance 
facilities, test laboratories or directly 
in the field once appropriate control 
supply voltage is made available. 
Connect the recloser to the 
appropriate control: 

t

Single-phase units — the MVR 
should be connected to the  
SEL

®

 351RS Kestrel control via  

a 10-pin interconnecting cable 

t

SEL

®

 651Rx2 control — the 

MVR should be connected 
to the control via a 32-pin 
interconnecting cable

t

SEL

®

 351R or 351R Falcon 

control — the 14-pin cable 
should be connected to the  
MVR power module, and the 
6-ft. 32-pin cable should be 
used to connect the power 
module to the MVR*

The recloser receives the necessary 
signal to open and close from the 
control circuitry. The control is 
powered from an external supply 
voltage but is also supplied with 
a battery backup system that is 
fully charged from the factory. The 
battery backup system, located in 
the control cabinet, is shipped in 
the “off” or disconnected position. 
For information on how to connect 
the battery, please refer to the 
appropriate SEL

®

 control manual. 

The figure at right shows a typical recloser, control and power supply interconnection layout.

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®

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®

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SEL is a registered trademark of Schweitzer Engineering Laboratories, Inc.

POWER

MODULE

GROUND

CONTROL

SUPPLY

PT

LINE

NEUTRAL

GROUND

Line

Recloser

351R and 351R Falcon only;  

Cable Plugs Directly into Recloser 

on 351RS Kestrel and 651R

Utility 

Pole

Recloser 

Control

Protective 

Shield around 

Pole Ground

Control 

Cable

System 

Neutral

Pole 

Ground

Arresters

Typical Installation Detail

Summary of Contents for Elastimold Molded Vacuum Reclosers

Page 1: ...Instruction Manual MVR Molded Vacuum Reclosers 4 t 4 73...

Page 2: ...or shed replacement in the event of external damage t Specially formulated molded EPDM main body with overlapping silicone sheds for improved dielectric weatherability and UV performance t Integral C...

Page 3: ...38kV 3188C0115 21 Three Phase 15 27 38kV 3118C0114 22 Power Module for use with SEL 351R 3118C0116 23 SECTION 3 Design Test Data Elastimold MVR Test Data Summary 24 Description of Operation The singl...

Page 4: ...17 1 29 3 38 Nominal Frequency Hz 50 or 60 50 or 60 50 or 60 Phase Spacing on 3 Phase Units Inches 15 5 15 5 15 5 BIL kV 150 150 170 Power Frequency Withstand Dry kV 50 60 70 Power Frequency Withstand...

Page 5: ...ly can result in death severe personal injury and equipment damage CAUTION All MVRs are sealed and leak tested prior to shipment to prevent moisture ingress Do not open the lower cover as it is possib...

Page 6: ...e when opening packaging not to nick or cut the EPDM silicone insulation on the MVR After uncrating visually inspect the MVR for any shipping damage including the insulation bushings trip lever mounti...

Page 7: ...t 32 pin cable should be used to connect the power module to the MVR The recloser receives the necessary signal to open and close from the control circuitry The control is powered from an external sup...

Page 8: ...ractices when lifting and mounting the MVR Use lifting rings on three phase units and lift smoothly limiting shifting to avoid damage Do not lift three phase MVRs by the side terminals as damage could...

Page 9: ...plied with the recloser control Please refer to the appropriate SEL control manual Each recloser and control cabinet assembly comes with standard interconnection cables that are keyed at each end to a...

Page 10: ...ltage sensors are also available and are capable of measuring the voltage with a higher accuracy of approximately 1 All sensors require an 8VAC LEA voltage sensor input on the SEL 651Rx2 control Refer...

Page 11: ...ormal operation with the recloser in service loss of vacuum or a defective module may be indicated by excessive AM radio noise with the recloser open or by measuring a difference in surface temperatur...

Page 12: ...silicone insulation is not prone to the cracking or chipping that sometimes occurs with porcelain or epoxy insulators However should damage occur as a result of an external event in most cases it is...

Page 13: ...PROVED CHECKED DRAWN DATE DATE DATE MATERIAL FINISH DRAWING TITLE SCALE DRAWING NUMBER SHT SIZE SHT No NEXT ASS Y ENGINEERING SPEC QUALITY STD MATERIAL STD 29 38 746 2 12 93 328 5 10 06 255 6 2 77 70...

Page 14: ...ND THE INFORMATION CONTAINED THEREIN ARE AND REMAIN THE PROPERTY OF THOMAS AND BETTS AND ARE NOT TO BE COPIED OR REPRODUCED OR DISCLOSED TO OTHERS WITHOUT THE PRIOR WRITTEN CONSENT OF THOMAS AND BETTS...

Page 15: ...ECKED DRAWN DATE DATE DATE MATERIAL FINISH DRAWING TITLE SCALE DRAWING NUMBER SHT SIZE SHT No NEXT ASS Y ENGINEERING SPEC QUALITY STD MATERIAL STD 31 18 791 9 12 93 328 5 10 06 255 6 2 77 70 3 23 99 6...

Page 16: ...E INFORMATION CONTAINED THEREIN ARE AND REMAIN THE PROPERTY OF THOMAS AND BETTS AND ARE NOT TO BE COPIED OR REPRODUCED OR DISCLOSED TO OTHERS WITHOUT THE PRIOR WRITTEN CONSENT OF THOMAS AND BETTS ALL...

Page 17: ...D MATERIAL STD 1 50 38 1 15 01 381 3 1 75 44 5 35 13 892 2 1 75 44 5 15 50 393 7 15 50 393 7 24 25 616 1 12 95 328 9 33 76 857 6 16 44 417 6 42 56 1081 19 56 496 8 3188C0112 2 REV ECN DESCRIPTION BY C...

Page 18: ...ETURNED TO THOMAS AND BETTS UPON DEMAND OR UPON COMPLETION OF PURPOSE FOR WHICH LENT THOMAS BETTS PROPRIETARY RIGHTS DRAWING NUMBER REV 3188C0112 2 MVR3 RECLOSER WITH LINE SIDE AND LOAD SIDE ARRESTER...

Page 19: ...D MATERIAL STD 1 50 38 1 15 01 381 3 1 75 44 5 35 13 892 2 1 75 44 5 15 50 393 7 15 50 393 7 24 25 616 1 12 95 328 9 35 57 903 5 18 25 463 6 42 56 1081 19 56 496 8 3188C0113 2 REV ECN DESCRIPTION BY C...

Page 20: ...TTS UPON DEMAND OR UPON COMPLETION OF PURPOSE FOR WHICH LENT THOMAS BETTS PROPRIETARY RIGHTS DRAWING NUMBER REV 3188C0113 2 MVR3 RECLOSER WITH LINE SIDE AND LOAD SIDE ARRESTER FRAMES PENDING ECN 11 30...

Page 21: ...AND OR UPON COMPLETION OF PURPOSE FOR WHICH LENT THOMAS BETTS PROPRIETARY RIGHTS DRAWING NUMBER REV ENGINEERING SPEC QUALITY STD MATERIAL STD ALL DIMENSIONS ON THIS DWG ARE IN UNITS AS CHECKED BELOW T...

Page 22: ...RATE LIMIT SWITCHES ASSOCIATED WITH THE MANUAL TRIP LEVER 69 LIMIT SWITCH 3 10 000 1 VOLTAGE RATIO 4 CAPACITIVE VOLTAGE SENSORS ARE INTEGRATED INTO THE MVR 5 RESISTIVE VOLTAGE SENSORS ARE ADD ON MODUL...

Page 23: ...11 27 12 JMG LOAD SIDE SOURCE SIDE ELASTIMOLD MVR THREE PHASE RECLOSER 32 PIN CONTROL CABLE SEL 351R RECLOSER CONTROL N P R R5 R4 12 22 R7 R6 I 3 A S I 1 I2 I B D IN C J K C1 C2 L M G 1 I 2 I NOTE 2 Y...

Page 24: ...rcuits within their respective rated maximum voltages 17 1kV for 15kV units and 29 3kV for 27kV units L7 73T are certified for use as a single phase device capable of single phase tripping on grounded...

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