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Ormazabal cgmcosmos-2lv, Общее руководство по инструкции

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Recommended sequence of operations

35

General instructions

cgmcosmos 

system

 

Medium voltage switchgear and control gear, fully insulated in SF

6 

gas up to 24 kV with external cable test device

IG-257-EN version 01; 03/02/2016

5.5.3  Isolating operation from the earthing position

 

Starting conditions:

 earthing switch closed.

1. 

Turn the selector to access the lever action area 

anticlockwise.

Fig. 5.23 

Selecting the operation using the selector

2. 

Insert the lever in the earthing actuation shaft of the 

earthing switch and turn anticlockwise.

Fig. 5.24 

Process of turning the lever

3. 

Remove the lever. 

4. 

The selector returns to its original position.

5. 

Verify that the cubicle is in disconnected position.

Fig. 5.25 

 Detail of earthing switch open

1

2

Содержание cgmcosmos-2lv

Страница 1: ...cgmcosmos system Medium voltage switchgear and control gear fully insulated in SF6 gas up to 24 kV with external cable test device General Instructions IG 257 EN version 01 03 02 2016...

Страница 2: ...lly observed as the correct and safe operation of this equipment depends not only on its design but also on general circumstances which are in general beyond the control and responsibility of the manu...

Страница 3: ...ransport 12 4 3 Minimum installation distances 13 4 4 Incoming cable pits recommended 14 4 5 Fastening to the floor 15 4 6 Connecting the cubicles 18 4 7 Earthing the switchgear and control gear assem...

Страница 4: ...Two feeder functions and one vacuum cutting circuit breaker function 1 2 Applicable standards Standard Description IEC 62271 1 Common specifications for high voltage switchgear and controlgear standa...

Страница 5: ...mpartment access cover 3 3 Medium voltage cable fixing support 3 4 Gas relief compartment 3 5 Earth collector 3 6 Front cable connection bushings 3 7 Gas pressure relief duct optional for compact swit...

Страница 6: ...on circuit breaker in a single operation it acts on the circuit breaker and the disconnector v 2lv AMV3 Motorised three position circuit breaker v 2lv These elements are operated independently i e the...

Страница 7: ...ars Fig 1 4 Cable compartment Gas relief compartment This is located in the lower rear section of the base In the event of an internal arc the gases produced are sent downwards and to the rear in func...

Страница 8: ...gs height g mm Weight kg l 1450 333 845 600 110 v AV3 1450 450 845 600 210 2lv 1450 1046 845 600 390 For height 1740 mm ask Ormazabal 1 5 Operating conditions Installation Indoors Maximum ambient temp...

Страница 9: ...of the following methods must be used 1 Using forklift truck or pallet truck 3 Fig 2 1 Lifting a cgmcosmos cubicle using a fork lift truck Fig 2 2 Lifting a three functional unit assembly cgmcosmos u...

Страница 10: ...ted with modules use lifting systems slings lifting beam etc with a pull angle greater than 65 and less than 115 in order to prevent possible damage to the cubicles during hoisting Fig 2 5 Lifting a f...

Страница 11: ...to 40 C are also available 3 The switchgear must be protected from direct sunlight 4 The altitude will be no higher than 1000 m 5 The ambient air must not be significantly polluted by dust smoke corr...

Страница 12: ...pallet handling the cubicle as indicated in section 2 1 6 Unpack the accessory box located at the front or on top of the cubicle 7 Remove all the self adhesive protective plastic from the cable compar...

Страница 13: ...over Floor fastening assembly 4 3 Minimum installation distances The minimum distances to the walls and ceiling to be maintained in the installation are as follows a Side wall 100 b Ceiling 560 c Fron...

Страница 14: ...dimensions may vary Feeder function Fig 4 4 Dimensions mm of cable trench for cgmcosmos l Trench needed for the feeder function L or T terminal 400 630 A Cable data Guiding radius of curvature mm Min...

Страница 15: ...2 D4 Dry insulation Single phase 150 38 500 550 550 185 42 600 650 650 240 42 300 48 750 800 800 400 48 Three phase 7 150 85 850 850 185 85 D2 for front F or rear R input D4 for side input Each cable...

Страница 16: ...ium voltage cubicle assembly directly anchored to the floor The sequence for anchoring the cubicles to the floor is as follows 1 All the cubicle s functions must be in the earthing position 8 2 In the...

Страница 17: ...external cable test device IG 257 EN version 01 03 02 2016 Take the following dimensions and figures into account Anchoring dimensions Module b mm e mm l 325 v 420 2lv 293 420 Fig 4 9 Points for ancho...

Страница 18: ...ect the end earthing bar marked with the symbol to the Installation s general earth connection Earthing the equipment is an essential condition for safety 4 8 Cable connections The medium voltage inco...

Страница 19: ...5 25 95 PMR 1 250 25 25 95 PMR 1 250 25 25 95 RAYCHEM Shielded RSES 16 120 RSES 16 120 RSSS 16 95 RSSS 16 95 400 3M Not shielded 93 EE 8XX 2 25 95 93 EE 8XX 2 25 95 EUROMOLD Shielded 400LR 70 300 K 40...

Страница 20: ...85 SEHDG22 35 185 PFISTERER Shielded CAT 20 630 95 240 RAYCHEM Not shielded UHGK RICS 120 300 UHGK RICS 95 240 IXSU RICS 16 800 IXSU RICS 16 800 1250 EUROMOLD Shielded 440TB 185 630 K440TB 185 630 Imp...

Страница 21: ...unction 1 Connect the earthing switch 2 Access cable compartment a Remove front angular seal Fig 4 13 Detail of front angular seal b Loosen the two screws from the cable clamp Fig 4 14 Detail of the c...

Страница 22: ...anti vermin device example with feeder function 1 Connect the earthing switch 2 Access cable compartment a Remove front angular seal Fig 4 19 Detail of front angular seal b Loosen the cable clamps Fig...

Страница 23: ...24 Detail of front angular seal Three phase cable with anti vermin device example with feeder function 1 Connect the earthing switch 2 Access cable compartment a Remove front angular seal Fig 4 25 De...

Страница 24: ...Fig 4 29 Detail of mounting the support Fig 4 30 Detail of mounted support and loosened clamp e Connect the terminals Fig 4 31 Detail of terminal connection f Secure the cables using the rubber washe...

Страница 25: ...cess cable compartment a Remove front angular seal Fig 4 35 Detail of front angular seal b Remove the clamps from the cable support Fig 4 36 Detail of the cable support clamp c Remove the rubber washe...

Страница 26: ...ct the terminals Fig 4 41 Detail of terminal connection f Secure the cables using the rubber washers as well as the cable clamps Fig 4 42 Detail of securing cables g Mount front plate Fig 4 43 Detail...

Страница 27: ...of the rated voltage and is not visible when the phase earth voltage is less than 10 of the rated voltage The ekor ivds unit for detecting voltage presence designed in accordance with the standard IEC...

Страница 28: ...heck that the medium voltage cables are correctly connected to the transformer substation feeder cubicles Fig 5 3 ekor spc unit Firstly connect the red cables of the ekor spc unit to the corresponding...

Страница 29: ...t b Manometer window c ekor vpis or ekor ivds voltage presence indicator optional d Operation area GREY for switch disconnector YELLOW for earthing switch e Status indicators BLACK for switch disconne...

Страница 30: ...er in the earthing switch access move the actuating arm to one end and turn 90 anticlockwise Fig 5 9 Process of turning the lever 3 Verify that the cubicle is in disconnected position Fig 5 10 Earthin...

Страница 31: ...e whole mechanism sensors controllers etc are in a reliable effective and logical position for the control system of the motorisation when they connect with it again 3 Verify that the cubicle is in co...

Страница 32: ...be closed 2 Insert the lever in the earthing switch access yellow area move the actuating arm to one end and turn 90 clockwise Fig 5 15 Process of turning the lever 3 Verify that the cubicle is in ear...

Страница 33: ...side of the cable test compartment 4 Remove the three cable test connection pistons Fig 5 19 Detail of the connection pistons 5 Connect the cable test device Fig 5 20 Detail of the cable test These dr...

Страница 34: ...nction 5 5 1 Mimic diagram a Actuating shaft c Voltage presence indicator d Selector switch for access to the disconnector or earthing switch actuating shafts f Status Indicators g Locking with a padl...

Страница 35: ...sition Starting conditions earthing switch closed 1 Turn the selector to access the lever action area anticlockwise Fig 5 23 Selecting the operation using the selector 2 Insert the lever in the earthi...

Страница 36: ...breaker open earthing switch open 1 Turn the access selector in the lever insertion area clockwise Fig 5 26 Detail of turning the selector 2 Insert the lever in the springing loading shaft 3 Load spri...

Страница 37: ...circuit breaker closed 1 Open the circuit breaker by pressing the O opening button Fig 5 30 Detail of 0 pushbutton 2 Check that it is de energised 3 Verify that the cubicle is in disconnected position...

Страница 38: ...ith external cable test device IG 257 EN version 01 03 02 2016 2 Insert the lever in the earthing actuation shaft of the earthing switch and turn clockwise Fig 5 33 Process of turning the lever 3 Remo...

Страница 39: ...vpis unit associated with it 12 Fig 6 1 ekor sas unit 6 2 Interlocks The switchgear is provided with safety locks which ensure the following conditions 1 The switch disconnector and the earthing switc...

Страница 40: ...e designed to optionally incorporate lock assemblies on the switch disconnector actuation shafts as earthing switches both in the open and closed positions Examples of locking with interlocks on feede...

Страница 41: ...rection indicated on the mimic diagram of the cubicle until it reaches the stop piece Fig 6 7 Detail of the interlocking sequence It is now that the position indicator is locked until the sequence to...

Страница 42: ...ainted to ensure their resistance to corrosion Any scratches dents or similar on them must be repaired to prevent corrosion 7 1 Voltage presence indicator test To test the ekor vpis o ekor ivds voltag...

Страница 43: ...shaft in order to carry out the operation The alarm starts to sound and continues to sound for at least 30 seconds It will stop when the lever is removed The ekor sas alarm can be replaced if necessar...

Страница 44: ...s 1 NO 1 NC Earth connection X Group of auxiliary contacts 4 NO 4 NC circuit breaker X Group of auxiliary contacts 2 NO 2 NC earthing circuit breaker X Opening coil X Bistable coil O Actuating lever X...

Страница 45: ...e gases SF6 has a GWP Global Warming Potential of 22 200 units TAR IPCC 2001 At the end of the product s life the SF6 contained in it must be recovered for processing and recycling to prevent it being...

Страница 46: ...structions cgmcosmos system Medium voltage switchgear and control gear fully insulated in SF6 gas up to 24 kV with external cable test device IG 257 EN version 01 03 02 2016 Notes 46 General instructi...

Страница 47: ......

Страница 48: ...Subject to change without prior notification For further information contact Ormazabal Ormazabal y C a IGORRE Spain...

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