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Power and productivity

for a better world

TM

Medium voltage products

HD4/R - HD4/S - HD4/UniAir - HD4/UniMix - HD4/R-SEC

Installation and operating instructions 

I. Introduction 

4

1.  Packing and transport 

5

2.  Inspection on arrival 

6

3.   Storage 

7

4.   Handling 

8

5.   Description 

9

 

5.1   General information 

9

 

5.2   Basic configuration 

9

 

5.3   Operating mechanism 

10

 

5.4   Fixed circuit-breakers 

10

 

5.5  Plug-in circuit-breakers 

11

 

5.6   Gas pressure monitoring device (on request)  11

 

5.7  Circuit-breaker specifications 

12

6.   Instructions for circuit-breaker operation 

17

 

6.1   Safety indications 

17

 

6.2   Operating and signalling parts 

17

 

6.3   Instructions for circuit-breaker operation 

17

7.   Installation 

19

 

7.1  General information  

19

 

7.2  Normal installation conditions 

19

 

7.3  Preliminary operations 

19

 

7.4  Installation of fixed circuit-breakers 

19

 

7.5  Installation of plug-in circuit-breakers  

19

 

7.6  Power circuit connections  

19

 

7.7   Earthing 

20

 

7.8   Connection of the auxiliary circuits  

20

 

7.9  Overall dimensions 

21

8.  Putting into service 

31

 

8.1  General procedures 

31

9.   Routine inspections 

32

 

9.1  General information 

32

 

9.2  Inspection schedule 

32

 

9.3  Troubleshooting  

32

10. Servicing operations 

33

11. Instructions for handling apparatus containing  
 SF

6

 gas 

34

12. Spare parts and accessories 

35

 

12.1 List of spare parts 

35

13. Quality of the products and environmental  
 protection 

36

Содержание HD4/R

Страница 1: ...perating and signalling parts 17 6 3 Instructions for circuit breaker operation 17 7 Installation 19 7 1 General information 19 7 2 Normal installation conditions 19 7 3 Preliminary operations 19 7 4 Installation of fixed circuit breakers 19 7 5 Installation of plug in circuit breakers 19 7 6 Power circuit connections 19 7 7 Earthing 20 7 8 Connection of the auxiliary circuits 20 7 9 Overall dimen...

Страница 2: ......

Страница 3: ...that the installations are constructed in accordance with the rules of good workmanship and safety in the work place Responsible behaviour safeguards your own and others safety Please contact the ABB Assistance Service for any further requirements Strictly comply with the instructions in this manual Make sure that the rated performance of the apparatus is not exceeded during service Make sure that...

Страница 4: ...Mix HD4 R SEC circuit breakers are also designed for different installation configurations However these devices can be subjected to further technical construction modifications at the customer s request so as to adapt them to special installation requirements Consequently the manual may not contain instructions con cerning special customized configurations Besides this manual it is therefore alwa...

Страница 5: ...n position with the springs discharged and with the absolute pressure of the pole corresponding to the service value Each piece of apparatus is protected by a plastic cover to prevent water from infiltrating during the loading and unloading stages and to keep the dust off during storage ...

Страница 6: ... supply includes all the materials described in the shipping note and the lever for loading the springs of the operating mechanism in the manual mode Should any damage or irregularity be noted in the supply on unpacking notify ABB directly or through the agent or supplier as soon as possible and in any case within five days of receipt The apparatus is only supplied with the accessories specified a...

Страница 7: ...ely it must be re packed in the original packing materials Insert at least one standard packet of special hygroscopic substance per piece of apparatus inside the packing Should the original packing no longer be available and the apparatus cannot be installed immediately it should be stored indoors in a well ventilated dry dust free noncorrosive environment well away from any easily flammable mater...

Страница 8: ...t breaker on a pallet or a sturdy supporting surface Before proceeding with any operation always make sure that the springs of the operating mechanism spring are discharged and that the apparatus is in the open position When handling the apparatus take great care to prevent the insulating parts and the terminals of the circuit breaker from being stressed Figure 2 ...

Страница 9: ...The metal frame is equipped with wheels for 36 kV circuit breakers and for circuit breakers for UniSwitch UniAir UniMix and UniSec switchgear Each pole consists of an epoxy resin enclosure which houses all the active parts the kinematism of the moving contacts the medium voltage terminals and the arcing chambers immersed in SF6 gas Reference Standards IEC 62271 100 CEI EN 62271 dossier 7642 5 2 Ba...

Страница 10: ...o drilled supports in the lower part of the structure to allow the circuit breaker to be fixed The terminal box 17 is available for the electrical connections of the circuit breaker s auxiliary circuits in the front protection The earthing screw is located at the side of the circuit breaker Key 1 SF6 gas pressure signalling device on request only for circuit breakers with pressure switch 2 PR521 o...

Страница 11: ...e in order to facilitate this operation The HD4 UniAir plug in circuit breaker can be set in the follow ing positions Plugged in Main circuits and auxiliary circuits connected Withdrawn Main circuits and auxiliary circuits disconnected Circuit breaker completely withdrawn from the compartment Key 1 Isolating contacts 2 Wheels 3 Release lever 4 Trolley on request 5 Connector The HD4 UniAir 2R plug ...

Страница 12: ...inal duty value kPa 380 380 380 380 Application of PR521 protection device In A 40 80 250 1250 4 40 80 250 1250 4 40 80 250 1250 4 Application of REF 601 protection device 5 5 5 Standardized dimensions table TN 7237 1 TN 7237 1 TN 7237 1 TN 7238 TN 7234 2 TN 7234 2 TN 7234 2 Wiring diagram without protection device installed 1VCD400017 1VCD400017 1VCD400017 1VCD400017 with PR521 1VCD400017 1VCD400...

Страница 13: ...521 protection device In A 40 80 250 1250 2 40 80 250 1250 2 Application of REF 601 protection device 3 3 Standardized dimensions table see note 4 see note 4 TN 7236 TN 7236 TN 7236 Wiring diagram without protection device installed 1VCD400018 1VCD400018 1VCD400018 with PR521 1VCD400018 1VCD400018 with REF 601 1VCD400116 1VCD400116 Operating temperature C 5 40 5 40 5 40 Tropicalization IEC 60068 2...

Страница 14: ...thout relay with PR521 1VCD400017 4 1VCD400017 4 1VCD400017 4 1VCD400018 5 1VCD400018 5 1VCD400018 5 with REF 601 1VCD400114 4 1VCD400114 4 1VCD400114 4 1VCD400116 5 1VCD400116 5 1VCD400116 5 Operating temperature C 5 40 5 40 5 40 Tropicalization IEC 60068 2 30 60721 2 1 Electromagnetic compatibility IEC 62271 1 1 increase the indicated weight by 20 kg for circuit breakers with PR521 REF 601 devic...

Страница 15: ...ensions table TN 7235 4 1VCD000102 4 1VCD000102 4 TN 7274 5 1VCD000103 5 1VCD000103 5 TN 7273 6 1VCD000104 6 1VCD000104 6 TN 7275 7 1VCD000104 6 1VCD000104 6 Wiring diagram without relay with PR521 1VCD400018 4 5 6 1VCD400018 4 5 6 1VCD400018 4 5 6 1VCD400017 7 1VCD400017 7 1VCD400017 7 with REF 601 1VCD400116 4 5 6 1VCD400116 4 5 6 1VCD400116 4 5 6 1VCD400114 7 1VCD400114 7 1VCD400114 7 Operating...

Страница 16: ...ure nominal duty value kPa 380 380 380 Application of PR521 protection device In A application not available Application of REF 601 protection device 2 2 2 Standardized dimensions table 1VCD003536 1VCD003536 1VCD003536 Wiring diagram with without REF 601 1VCD400119 1VCD400119 1VCD400119 Operating temperature C 5 40 5 40 5 40 Tropicalization IEC 60068 2 30 60721 2 1 Electromagnetic compatibility IE...

Страница 17: ...the coupling position of the handle provided with the hub 8 on the loading shaft fully insert it on the shaft itself and turn in a clockwise direction until the springs loaded signal yellow appears in the window 7 The force normally applied to the loading lever supplied is 130 N In any case the maximum force applied must not ex ceed 170 N 6 3 2 Closing spring loading lever If connected to the elec...

Страница 18: ...there is a shunt closing release the closing operation can be obtained by remote control NOTE The closing pushbutton is not available for the re movable version of the circuit breakers HAD UniAir with out PR521 protection release 6 3 5 Opening operation Press the opening pushbutton 3 Opening is displayed by the letter O in the green part of the window 6 If there is a shunt opening release the clos...

Страница 19: ...ded rest must be on the same plane to avoid any risk of distortion in the breaker structure A minimum degree of protection IP2X must be guaranteed from the front towards live parts The apparatus can be fixed in the following ways by means of special expansion anchoring bolts with M8 threaded hole if the apparatus is fixed to a cement floor by means of M8 bolts if the apparatus is fixed to metal st...

Страница 20: ... washer between the head of the bolt and the connection The diameter of the flat washers must be able to distribute the torquing pressure over a wide area Tighten the bolt taking care to prevent the insulating parts from being stressed consult the table with the rightening torque values Make sure that the connections do not exert any force on the terminals Carefully comply with the manufacturer s ...

Страница 21: ...21 7 9 Overall dimensions 7 9 1 Fixed HD4 R 12 24 kV 630 1250 A TN 7237 Figure 9 ...

Страница 22: ...22 7 9 2 Fixed HD4 R 12 24 kV 630 1250 A TN 7234 Figure 10 ...

Страница 23: ...23 Type A A B C 630 307 5 35 8 800 1250 302 5 40 10 7 9 3 Fixed HD4 R 36 kV 630 1250 A TN 7238 Figure 11 ...

Страница 24: ...24 7 9 4 Plug in HD4 S 12 24 kV 630 1250 A TN 7236 Figure 12 ...

Страница 25: ...25 7 9 5 HD4 Uniair 12 24 kV 630 1250 A TN 7235 Figure 13 ...

Страница 26: ...26 7 9 6 HD4 Uniair F 12 24 kV 630 A TN 7275 Figure 14 ...

Страница 27: ...27 7 9 7 HD4 Uniair 2R 12 24 kV 630 1250 A TN 7274 Figure 15 ...

Страница 28: ...28 7 9 8 HD4 Uniair A 12 24 kV 630 1250 A TN 7273 Figure 16 ...

Страница 29: ...29 7 9 9 HD4 UniMix F 12 24 kV 630 1250 A TN 7366 Figure 17 ...

Страница 30: ...30 7 9 10 HD4 R SEC 12 24 kV 630 800 A 1VCD003536 Figure 18 ...

Страница 31: ...ke sure that the connections to the control circuit are correct proceed with the relative power supply Normal operations and signals 3 Manual operating mechanism Perform a few closing and opening operations see chap 6 NOTE Power the undervoltage release and the locking magnet on the operating mechanism at the relative rated voltage if provided The operations and relative signals occur correctly 4 ...

Страница 32: ... See sect 8 1 point 1 5 Checking interlock operation Every 5 years or after every 5 000 operations The interlocks provided must function correctly Warning Contact the ABB Assistance Service and have the circuit breaker completely overhauled after 10 000 operations or after 10 years 9 3 Troubleshooting The shunt opening and or shunt closing release remains energized Faults The shunt opening and or ...

Страница 33: ...10 4 2 If maintenance is carried out by the customer s personnel responsibility for the interventions remains with the customer Replacement of parts not included in the List of spare parts accessories sect 12 1 must only be carried out by ABB personnel In particular complete pole with bushings connections operating mechanism closing spring set opening spring ...

Страница 34: ...ogy The environmental impact of any specific application should be evaluated and or compared using the Life Cycle Assess ment LCA approach as established by ISO 14040 standards The Electric Industry uses SF6 in a closed cycle e g in the circuit breakers of gas insulated substations GIS in medium voltage and high voltage gas insulated circuit breakers GCB in igh voltage gas insulated lines GIL and ...

Страница 35: ... spare parts Accessories Opening release Undervoltage release Contact for signalling undervoltage release energised de energised Time delay device for undervoltage release Mechanical override for undervoltage release Closing release Spring loading geared motor with electrical signalling of springs loaded Gearmotor thermomagnetic protection circuit breaker Contact for signalling gearmotor protectio...

Страница 36: ...es its skills and assistance to facilitate the recycling and disposal process for products at the end of their life It is always necessary to comply with the local regulations when disposing of products Disposal methods The products can be disposed of by means of heat treatments in incineration systems or by storage in dedicated areas Material Recommended disposal method Metals Fe Cu Al Ag Zn W ot...

Страница 37: ......

Страница 38: ...00900 Rev H en Instruction manual 2010 03 HD4 R mt a For further details please contact ABB S p A Power Products Division Unità Operativa Sace MV Via Friuli 4 I 24044 Dalmine Tel 39 035 6952 111 Fax 39 035 6952 874 E mail info mv it abb com www abb it ...

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