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Содержание velatia cpg.0

Страница 1: ...LIB cpg 0 GIS medium voltage switchgear gas insulated up to 40 5 kV in accordance with IEC Standard General instructions IG 123 EN version 11 23 07 2021 ...

Страница 2: ...lectrical installations Personnel must be fully familiar with the instructions and warnings contained in this manual and in other recommendations of a more general nature which are applicable to the situation according to current legislation 1 The above must be carefully observed as the correct and safe operation of this equipment depends not only on its design but also on general circumstances wh...

Страница 3: ...pg 0 v 1250 A and 1600 A cpg 0 pt cpg 0 vl 25 6 6 3 cpg 0 v 2500 A 26 6 6 4 cpg 0 c 26 6 6 5 cpg 0 s 27 6 6 6 cpg 0 f cpg 0 fl 27 6 6 7 cpg 0 rb 28 6 7 Equipment earthing 29 6 8 Cable connection 30 6 9 Installing the gas duct to outside the cubicle room 36 7 Operations sequence 38 7 1 Operating and commissioning sequence 38 7 1 1 Disconnector function operating sequence cpg 0 s 38 7 1 2 Circuit br...

Страница 4: ...bar earthing cpg 0 rc Cables side riser Table 1 1 cpg 0 cubicle models 1 2 Standards applied Standard Description IEC 62271 1 Common specifications for high voltage switchgear standards IEC 62271 200 Alternating current metal enclosed switchgear and controlgear for rated voltages above 1 kV and up to and including 52 kV IEC 62271 100 Alternating current circuit breakers IEC 62271 103 High voltage ...

Страница 5: ...tchgear gas insulated up to 40 5 kV in accordance with IEC Standard General description 1 3 Main components 1 Busbar compartment 2 Gas tank 3 Gas pressure relief duct 4 Cable compartment 5 Control compartment 6 Driving mechanisms compartment Figure 1 1 Main elements of cpg 0 cubicles ...

Страница 6: ...h cubicle by means of a temperature compensated pressure switch with a volt free contact allowing it to be used as a remote alarm or blocking trip for the position Figure 1 2 Example of bushing position in gas tank 1 Busbar compartment The busbar compartment designed to withstand an internal arc inside optional meeting the criteria of Annex A of Standard IEC 62271 200 class IAC AFL AFLR is located...

Страница 7: ...components Phase segregation assembly optional consisting of the main box and the segregating cover Three 2 symmetrical screened cable connectors with reinforced connection screwable by phase or four asymmetric ones Cable clamps for the medium voltage cables Earthing bars Toroidal core current transformers Voltage transformers connectable through medium voltage cable or plug in disconnector All th...

Страница 8: ...very nature of its construction this sealed solution is subject to the internal overpressure caused by abnormal overheating of the interior air The trigger device can in this case act as protection against overheating preventing damage both to the fuse and to the fuse carrier Figure 1 7 Fuses compartment detail Exterior cable connections bushing cpg 0 cubicles have bushing on the front for medium ...

Страница 9: ... do not allow it to withstand current transformers Figure 1 9 Side bushings in cpg 0 vl for connection of medium voltage cables Figure 1 10 Side bushings in cpg 0 fl for connection of medium voltage cables The cpg 0 rc model side cable riser protects the side cable connection in cpg 0 vl cpg 0 rci left cable riser and cpg 0 fl cpg 0 rcd right cable riser models Figure 1 11 Left side cable riser cu...

Страница 10: ...conducts the gases produced by an internal arc towards the top of the cubicle from any of the three compartments gas tank cable compartment and busbar compartment Figure 1 14 Gas pressure relief duct 1 Control compartment Placed at the top of the cubicle and separate from the medium voltage area this is ready for installation of the metering equipment and protection relays It contains the terminal...

Страница 11: ...tion Driving mechanism In addition to a mimic diagram customised for each type of function this has the driving elements in its middle section disconnector earthing switch and circuit breaker driving mechanisms circuit breaker opening closing pushbuttons status indicators groove for access of the spring charging lever etc Figure 1 16 Example of driving mechanism area ...

Страница 12: ...cpg 0 rc are not available for 40 5 kV rated voltage models Table 2 1 Table of electrical characteristics common to cpg 0 family For rated voltage 24 kV cpg 0 v cpg 0 vl cpg 0 c cpg 0 f cpg 0 fl cpg 0 s cpg 0 pt cpg 0 rb cpg 0 rc Rated current Ir General busbar A 1250 1600 2000 2500 1250 1600 2000 2500 1250 1600 2000 2500 1250 1600 2000 2500 1250 1600 2000 2500 1250 1600 2000 2500 1250 1600 2000 2...

Страница 13: ... 31 5 25 31 5 25 31 5 Table 2 4 Specific electrical characteristics for the 40 5 kV series Other characteristics cpg 0 v cpg 0 pt cpg 0 vl cpg 0 c cpg 0 s cpg 0 rb cpg 0 rc cpg 0 f cpg 0 fl Automatic reclosing sequence O 0 3 s CO 15 s CO O 0 3 s CO 3 min CO NA Motorised spring charging time s 15 NA Rated short circuit breaking current kArms 25 31 5 NA With fuse 25 31 5 up to 36 kV only Rated short...

Страница 14: ...odel Standard Standards applied to the equipment Ur Equipment rated voltage kV Up Lightning impulse withstand voltage kV Ud Power frequency withstand voltage kV fr Equipment rated frequency Hz Ir Equipment rated current A Ik Ip Short time withstand current short time withstand peak value tk Short time withstand current time Pre Gas pressure inside the gas tank MPa Pme Minimum operating gas pressur...

Страница 15: ...000 2500 1000 2425 665 1365 1100 1200 vl 1250 600 789 2425 665 1365 1200 f 200 600 2425 665 1402 550 fl 200 600 789 2425 665 1402 850 s 1250 600 2425 665 1365 550 1600 700 2425 665 1365 600 2000 2500 1000 2425 665 1365 1100 1200 c 1250 1200 2425 665 1365 1300 1600 1400 2425 665 1365 1550 2000 2500 2000 2425 665 1365 2300 2500 rb 1250 600 2425 665 1365 500 pt 600 2425 1365 850 rci 500 2425 1365 260...

Страница 16: ...oltage switchgear gas insulated up to 40 5 kV in accordance with IEC Standard 2 3 IP rating All power circuit elements are installed inside a stainless steel gas tank providing a IP65 rating The standard degree of protection for the cubicle assembly in all designations is IP3X optionally reaching IP4X ...

Страница 17: ...ur pressure measured over a 1 month period 18 mbar Maximum height above sea level 1000 m Solar radiation Negligible Ambient air pollution dust smoke corrosive and or flammable gases vapours or salt Insignificant Vibrations caused by causes external to the switchgear or by seismic movements Insignificant a For special service conditions ambient temperature above 40 C installation storage or transpo...

Страница 18: ...ted and fixed so that it cannot move about and possibly damage the equipment Always in upright position directly on the ground or on a timber pallet depending on the type of handling to be carried out Check that the cubicle is perfectly balanced at all times 4 2 Lifting means cpg 0 cubicles can be handled either by lifting with slings or using a forklift truck with pallet Figure 4 1 Lifting a cpg ...

Страница 19: ...ic tool for lifting the cpg 0 c coupling cubicle during installation Figure 4 3 Lifting a cpg 0 c cubicle with a specific tool Figure 4 4 Lifting a cpg 0 c cubicle using a forklift truck and specific tool Elevating castor wheels can be used to put the cubicles in their final position Optional supply Please check with Ormazabal Figure 4 5 Wheel anchors in the cubicle Figure 4 6 Positioned wheel det...

Страница 20: ...ºC 3 The switchgear must be protected from direct solar radiation 4 Maximum altitude is 1000 m 5 The environmental air must not have any significant contamination from dust smoke corrosive and or inflammable gases vapours or salt 6 The switchgear must be protected from the rain and the humidity conditions must be as follows a The average relative humidity value measured over a period of 24 hours m...

Страница 21: ...etween the base and the pallet 5 Dispose of any waste in an environmentally friendly manner It is advisable to make a visual inspection of the equipment to check whether it has suffered any damage in transit If damaged contact Ormazabal immediately 6 2 List of assembly materials supplied A box is supplied along with the cpg 0 switchgear with all thematerialnecessaryforinstallationandcorrectoperati...

Страница 22: ...ont clearance c Operation 1000 Cubicle removal 1500 Rear wall d 100 150 mm in the case of installation with gas ducting to outside the cubicle room see chapter 6 9 If the cubicle is AFLR 600 mm Table 6 1 Minimum installation distances For other building work layouts please check with Ormazabal 6 4 Cable connection trench The surface where the cubicles will be installed must be level with a toleran...

Страница 23: ...trench may vary in accordance with the minimum radius of curvature of the cables used Figure 6 4 Trench dimensions Minimum distances mm Trench Depth e 500 Depth f 750 The dimensions of the trench depend on the characteristics of the cables used Table 6 2 Minimum recommended dimensions for the cable connection trench 6 5 Fixing to floor Secure the cubicles to the floor at the relevant fixing points...

Страница 24: ...ough the fixing points use the M8x20 hexagonal bolts and M8 nuts provided with the material Figure 6 6 Hexagonal nut and bolt detail Figure 6 7 Detail of the hexagonal bolt in place Figure 6 8 Detail of the nut Figure 6 9 Detail of the two connected cubicles The assembly sequence for the busbar and the busbar compartment enclosure is described in Ormazabal s RA 283 Spares and accessories instructi...

Страница 25: ...tandard Installation 6 6 1 cpg 0 v 24 kV 630 A The fixing points for circuit breaker cubicles up to 630 A are defined in Figure 6 10 Figure 6 10 Fixing points 6 6 2 cpg 0 v 1250 A and 1600 A cpg 0 pt cpg 0 vl The fixing points for 1250 and 1600 A circuit breaker cubicles are defined in Figure 6 11 Figure 6 11 Fixing points with side connection ...

Страница 26: ...gas insulated up to 40 5 kV in accordance with IEC Standard 6 6 3 cpg 0 v 2500 A The fixing points for 2500 A circuit breaker cubicles are defined in Figure 6 12 Figure 6 12 Fixing points 6 6 4 cpg 0 c The fixing points for longitudinal coupling cubicles are defined in Figure 6 13 Figure 6 13 Fixing points ...

Страница 27: ...sulated up to 40 5 kV in accordance with IEC Standard Installation 6 6 5 cpg 0 s The fixing points for disconnector cubicles are defined in Figure 6 14 Figure 6 14 Fixing points 6 6 6 cpg 0 f cpg 0 fl The fixing points for fuse protection cubicles are defined in Figure 6 15 Figure 6 15 Fixing points ...

Страница 28: ...stallation General instructions cpg 0 GIS medium voltage switchgear gas insulated up to 40 5 kV in accordance with IEC Standard 6 6 7 cpg 0 rb The fixing points for busbar riser cubicles are defined in Figure 6 16 Figure 6 16 Fixing points ...

Страница 29: ...allation 6 7 Equipment earthing The switchgear has an earth collector flat bar connected to the system s general earth Figure 6 17 Earthing circuit details a Earthing bars between cubicles b Earthing bars 24 kV 630 A cubicles joint to other cubicles c Earth braid 24 kV 630 A cubicles joint to busbar coupling cubicle Figure 6 18 Type of bottom earthing bar ...

Страница 30: ...the bottom bushings insulating plugs must be placed on the bushings or the disconnector must be placed in earthing position and locked in its position with a padlock The recommended connectors are detailed below Cubicle model Manu facturer Connector Connector series Nº terminals Terminal configuration Max rated current connector A Total connector length mm Max diameter on insulation admitted by th...

Страница 31: ...250 500 56 3 cables 440TB M440CP 440TB M440CP 440TB CUP 1250 745 56 1 cable SA 440TB 400PB 10SA CUP 1250 410 56 2 cables SA 440TB M440CP 440TB 400PB 10SA CUP 1250 655 56 480TB 1 cable 480TB CUP 1250 185 40 5 2 cables 480TB 804PB CUP 1250 295 40 5 3 cables 480TB 804PB 804PB CUP 1250 405 40 5 4 cables 480TB 804PB 804PB 804PB CUP 1250 515 40 5 5 cables 480TB 804PB 804PB 804PB 804PB CUP 1250 625 40 5 ...

Страница 32: ...0TB M440CP 440TB M440CP 440TB CUP 1250 745 56 1 cable SA 440TB 400PB 10SA CUP 1250 410 56 2 cables SA 440TB M440CP 440TB 400PB 10SA CUP 1250 655 56 480TB 1 cable 480TB CUP 1250 185 40 5 2 cables 480TB 804PB CUP 1250 295 40 5 3 cables 480TB 804PB 804PB CUP 1250 405 40 5 4 cables 480TB 804PB 804PB 804PB CUP 1250 515 40 5 5 cables 480TB 804PB 804PB 804PB 804PB CUP 1250 625 40 5 1 cable SA 480TB 800SA...

Страница 33: ...55 37 5 400TB CUP 800 255 37 5 3 cables 400TB M440CP 400TB CUP 800 500 37 5 400TB CUP 800 255 37 5 4 cables 400TB M440CP 400TB CUP 800 500 37 5 400TB M440CP 400TB CUP 800 500 37 5 2 cables SA 400TB 400PB 10SA CUP 800 410 37 5 400TB CUP 800 255 37 5 3 cables SA 400TB M440CP 400TB CUP 800 500 37 5 400TB 400PB 10SA CUP 800 410 37 5 440TB 2 cables 440TB CUP 1250 255 56 440TB CUP 1250 255 56 3 cables 4...

Страница 34: ... 40 5 480TB 804PB 804PB CUP 1250 405 40 5 2 cables SA 480TB 800SA CUP 1250 290 40 5 480TB CUP 1250 185 40 5 3 cables SA 480TB 804PB CUP 1250 295 40 5 480TB 800SA CUP 1250 290 40 5 4 cables SA 480TB 804PB 800SA CUP 1250 400 40 5 480TB 804PB CUP 1250 295 40 5 5 cables SA 480TB 804PB 804PB CUP 1250 405 40 5 480TB 8004PB 800SA CUP 1250 400 40 5 484TB 2 cables 484TB CUP 1250 185 56 484TB CUP 1250 185 5...

Страница 35: ...B 1 cable 400TB CUP 800 255 37 5 1 cable SA 400TB 400PB 10SA CUP 800 410 37 5 440TB 1 cable 440TB CUP 1250 255 56 1 cable SA 440TB 400PB 10SA CUP 1250 410 56 480TB 1 cable 480TB CUP 1250 185 40 5 1 cable SA 480TB 800SA CUP 1250 290 40 5 484TB 1 cable 484TB CUP 1250 185 56 1 cable SA 484TB 800SA CUP 1250 290 56 cpg 0 vl cpg 0 fl side bushing Nexans EUROMOLD Screened 400TB 1 cable 400TB CUP 800 255 ...

Страница 36: ...with IEC Standard 6 9 Installing the gas duct to outside the cubicle room Ormazabal s scope of supply includes a 250 mm long duct section from the side panel In general supply and assembly of the rest of the ducts are not included in Ormazabal s scope of supply Figure 6 19 Section of gas duct included in Ormazabal s scope of supply shaded in grey ...

Страница 37: ...igure 6 21 c Ceramic type sealing joints are used to prevent leaks at the joints between the different duct sections 4 x 18 mm ceramic strip Figure 6 22 d Seal any gaps in the duct with a single component polyurethane sealant 7 If the ducts require a curved section at least the first 750 mm must be straight before making any change of direction The section must remain unchanged throughout 8 For ga...

Страница 38: ...on operating sequence cpg 0 s For standard cubicles cpg 0 s up to 36 kV 1250 A 25 kA cpg 0 s 40 5 kV 1250 A 25 kA cpg 0 s up to 40 5 kV 1250 A 31 5 kA cpg 0 s 36 kV 1600 A 31 5 kA When the disconnector and or earthing switch driving mechanisms are motorised they are fitted with a MOTORISED or MANUAL driving switch meaning the type of operation to be carried out should be selected first 1 Manual op...

Страница 39: ...disconnector s manual driving lever Connection Move the access interlock down to the driving shafts and insert the lever with the disconnector open symbol aligned with the I in the disconnector operation area grey Then turn 135º CLOCKWISE Figure 7 3 Feeder disconnector closing sequence Disconnection Move the access interlock down to the driving shafts and inserttheleverwiththedisconnectorclosedsym...

Страница 40: ... manual driving lever Connection Move the access interlock down to the driving shafts and insert the lever with the disconnector open symbol aligned with the I in the earthing switch operation area yellow Then turn 135º CLOCKWISE Figure 7 6 Earthing switch closing sequence Disconnection Move the access interlock down to the driving shafts and insert the lever with the disconnector closed symbol al...

Страница 41: ...tandard Operations sequence For standard cubicles cpg 0 s up to 24 kV 1600 A 25 kV When the disconnector and or earthing switch are motorised they are fitted with a MOTORISED or MANUAL driving switch meaning the type of operation to be carried out should be selected first 1 Manual operation 2 Motorised operation Figure 7 8 Driving switch detail ...

Страница 42: ...d by the white bushing in the neck and an orifice on the side which is introduced in Figure 7 9 Details of the manual driving lever of the feeder disconnector Connection Move the cover interlocking down and insert the lever Then turn 90º CLOCKWISE Figure 7 10 Feeder disconnector closing sequence Disconnection Move the access interlock down to the driving shafts and insert the lever Then turn 90º A...

Страница 43: ...ving lever is identified by the yellow bushing in the neck Figure 7 12 Details of the earthing switch s manual driving lever Connection Move the access interlock down to the driving shafts and insert the lever Then turn 90º CLOCKWISE Figure 7 13 Earthing switch closing sequence Disconnection Move the access interlock down to the driving shafts and insert the lever Then turn 90º ANTI CLOCKWISE Figu...

Страница 44: ...o 36 kV up to 1250 A 25 kA cpg 0 v 40 5 kV up to 1250 A 25 kA cpg 0 vl up to 36 kV up to 1250 A 25 kA The lever for manual charging of the aforementioned CIRCUIT BREAKERS closing springs is identified by the hexagonal cavity in the end Connection Figure 7 15 Starting position of the cpg 0 v disconnector Insert the lever in the feeder disconnector s actuating shaft Then turn 90º CLOCKWISE Check tha...

Страница 45: ...er shows DISCHARGED move the access interlock cover to the right and insert the spring charging lever Turn ANTI CLOCKWISE approximately one and a half turns until the indicator changes to springs CHARGED Figure 7 17 Spring charging sequence Figure 7 18 Springs charged indicator Press the I pushbutton to connect the circuit breaker The circuit breaker status indicator should show CLOSED Figure 7 19...

Страница 46: ... Disconnection Press the 0 pushbutton to disconnect the circuit breaker Figure 7 20 Circuit breaker opened indicator Figure 7 21 Starting position of the cpg 0 v disconnector Insert the lever in the feeder disconnector s actuating shaft Then turn 90º anti clockwise Check that the disconnector status indicator shows opened Figure 7 22 Feeder disconnector opening sequence ...

Страница 47: ... 31 5 kA cpg 0 vl up to 36 kV up to 1250 A 31 5 kA The lever for manual charging of the aforementioned CIRCUIT BREAKERS closing springs is identified by its black knob Figure 7 23 Details of the circuit breaker s manual spring charging lever a Manual circuit breaker operation Connection Figure 7 24 Starting position of the cpg 0 v disconnector Insert the lever in the feeder disconnector s actuatin...

Страница 48: ...r shows UNCHARGED Slide the access interlocking cover to the left and insert the spring charging lever Move up and down several times until the indicator changes to springs CHARGED Figure 7 26 Spring charging sequence Figure 7 27 Springs charged indicator Press the I pushbutton to connect the circuit breaker The circuit breaker status indicator should show CLOSED Figure 7 28 Circuit breaker closed...

Страница 49: ...sconnection Figure 7 29 Starting position of the cpg 0 v disconnector Press the 0 pushbutton to disconnect the circuit breaker Figure 7 30 Circuit breaker opened indicator Insert the lever in the feeder disconnector s actuating shaft Then turn 90º ANTI CLOCKWISE Check that the feeder disconnector status indicator shows opened Figure 7 31 Feeder disconnector opening sequence ...

Страница 50: ...2 Check that there is no voltage in the outgoing cables the indicator lights in ekor ivds voltage detectors must be switched off see chapter 8 1 for more information 1 Remove the cable compartment cover Figure 7 32 Cable compartment cover opening Disconnecting the voltage transformers The voltage transformer disconnector s actuating mechanism is located in the bottom left hand side of the cable co...

Страница 51: ...following operations sequence to disconnect the voltage transformer disconnector 1 Move the locking lever down as far as it will go to release the mechanism Figure 7 35 Actuator mechanism locking in cpg 0 v 36 kV 1250 A 25 kA Figure 7 36 Actuator mechanism locking in cpg 0 v 12 kV 2000 A 25 kA 2 Pull the handle back firmly to move the disconnector to opened or earthed position Figure 7 37 Disconne...

Страница 52: ...nism locking in opened or earthed position cpg 0 v 36 kV 1250 A 25 kA Figure 7 40 Mechanism locking in opened or earthed position cpg 0 v 12 kV 2500 A 25 kA Connecting the voltage transformers Use the following operations sequence to connect the voltage transformer disconnector 1 Move the locking lever down as far as it will go to release the mechanism Figure 7 41 Actuator mechanism locking in cpg...

Страница 53: ...onnected position Figure 7 43 Disconnector displaced to connected position cpg 0 v 36 kV 1250 A 25 kA Figure 7 44 Disconnector displaced to connected position cpg 0 v 12 kV 2000 A 25 kA 3 Move the locking lever up as far as it will go to lock the mechanism in connected position Figure 7 45 Mechanism locking in connected position cpg 0 v 36 kV 1250 A 25 kA Figure 7 46 Mechanism locking in connected...

Страница 54: ...it breaker 3 Open the earthing switch For safety reasons it is advisable to padlock access to the feeder disconnector operation 4 Press the I pushbutton to connect the circuit breaker Return the cubicle to its initial condition by proceeding in reverse order 1 Press the 0 pushbutton to disconnect the circuit breaker 2 Close the earthing switch 3 Press the I pushbutton to connect the circuit breake...

Страница 55: ...nce cpg 0 c The following sequences are based on the instructions given for the feeder disconnector and circuit breaker operation in the sections above Initial situation is understood as referring to the situation in which all the feeder disconnectors and the circuit breaker are open for the different operations a Busbar coupling operations 1 Close the right feeder disconnector Figure 7 49 Busbar ...

Страница 56: ...eral instructions cpg 0 GIS medium voltage switchgear gas insulated up to 40 5 kV in accordance with IEC Standard 2 Close the left feeder disconnector Figure 7 50 Busbar coupling sequence ii 3 Close the circuit breaker Figure 7 51 Busbar coupling sequence iii ...

Страница 57: ...itchgear gas insulated up to 40 5 kV in accordance with IEC Standard Operations sequence b Right busbar earthing operations 1 Close the right feeder disconnector Figure 7 52 Right busbar earthing sequence i 2 Close the left earthing switch Figure 7 53 Right busbar earthing sequence ii ...

Страница 58: ...r gas insulated up to 40 5 kV in accordance with IEC Standard 3 Close the circuit breaker Figure 7 54 Right busbar earthing sequence iii Proceed in reverse order to disconnect the right busbar earthing c Left busbar earthing operations 1 Close the left earthing switch Figure 7 55 Left busbar earthing sequence i ...

Страница 59: ...lated up to 40 5 kV in accordance with IEC Standard Operations sequence 2 Close the right earthing switch Figure 7 56 Left busbar earthing sequence ii 3 Close the circuit breaker Figure 7 57 Left busbar earthing disconnection sequence iii Proceed in reverse order to disconnect the left busbar earthing ...

Страница 60: ...cle cpg 0 rb Figure 7 58 Detail of the busbar riser cubicle s mimic diagram 7 1 5 Busbar earthing operating sequence cpg 0 pt Initial conditions disconnect all the main busbar feeder disconnectors Connection 1 Insert the lever in the earthing switch s actuating shaft Then turn 90º CLOCKWISE Check that the earthing switch status indicator shows closed Figure 7 59 Earthing switch closing sequence ...

Страница 61: ...ions cpg 0 GIS medium voltage switchgear gas insulated up to 40 5 kV in accordance with IEC Standard Operations sequence 2 Press the I pushbutton to connect the circuit breaker Figure 7 60 I pushbutton detail Figure 7 61 Circuit breaker closed indicator ...

Страница 62: ...n accordance with IEC Standard Disconnection 1 Press the 0 pushbutton to disconnect the circuit breaker Figure 7 62 Circuit breaker opened indicator 2 Insert the lever in the earthing switch s actuating shaft Then turn 90º ANTI CLOCKWISE Check that the earthing switch status indicator shows opened Figure 7 63 Earthing switch opening sequence ...

Страница 63: ...ence 7 1 6 Fuse protection operating sequence cpg 0 f cpg 0 fl Figure 7 64 Initial situation for cpg 0 f cubicle In the following sequences only figures of the mimic diagram of the fuse protection function with left side connection are shown cpg 0 fl The sequences for the fuse protection cubicle cpg 0 f are identical Figure 7 65 Initial situation for cpg 0 fl cubicle ...

Страница 64: ...nsert the lever in the switch disconnector actuating shaft move the actuating arm to the end and press inwards on the head of the lever with one hand and turn clockwise with the other hand In the same turn the switch disconnector is closed and the retaining springs are charged In the case of motorised driving mechanisms closing and charging of springs can be either manual or motorised Figure 7 66 ...

Страница 65: ...nce with IEC Standard Operations sequence Disconnection 1 The switch can be opened manually using the push button on the front of the cubicle a tripping coil or due to action by the fuses Figure 7 68 Switch disconnector manual trip operation 2 Verify that the cubicle is in isolating position Figure 7 69 Switch disconnector opened ...

Страница 66: ...ing operations Connection 1 Move the actuating shaft access handle to its bottom position 2 Insert the lever in the earthing switch actuating shaft move the drive arm to the end and press inwards on the head of the lever with one hand and turn 90º clockwise with the other hand Figure 7 70 Situation prior to turning the lever 3 Verify that the cubicle is in earthing position Figure 7 71 Earthing sw...

Страница 67: ...Move the actuating shaft access handle to its bottom position 2 Insert the lever in the earthing switch actuating shaft move the drive arm to the end and press inwards on the head of the lever with one hand and turn 90º anti clockwise with the other hand Figure 7 72 Situation prior to turning the lever 3 Verify that the cubicle is in isolating position Figure 7 73 Earthing switch opened ...

Страница 68: ...lose the earthing switch If any of the three fuses blow the switch disconnector will open automatically a this is indicated by the red position indicator b on the front of the driving mechanism compartment Figure 7 74 Fuse blow trip indicator The following procedures must be followed in order to replace the fuses 1 Close the earthing switch c 2 Remove the cable and fuse compartment access cover by...

Страница 69: ... outwards to open the fuse holder Figure 7 76 Fuse holder opening 4 Remove the fuse holder carriage by pulling it outwards Figure 7 77 Removing the fuse holder carriage 5 Replace the blown fuse taking special care with the striker as shown in the figure Make sure that the end of the new fuse with the striker faces the carriage insulator end It is advisable to change all three fuses even if only on...

Страница 70: ...compartment by pulling it inwards Before inserting the fuse holder carriage in the fuse protection cubicle ensure that both the carriage as well as the inside of the fuse carrier are properly cleaned Figure 7 79 Inserting the fuse holder carriage Figure 7 80 Introducing the fuse holder carriage 7 Reset the fuse striker by pressing downward with the thumb Figure 7 81 Resetting the striker in the fu...

Страница 71: ...hat all the strikers have been reset Figure 7 82 Fuse holder closure 9 Position the fuse and cable compartment access cover a by pushing it downward and ensuring it is locked on the cubicle taking into account that the fuse status indicator b is green Figure 7 83 Cable and fuse compartment cover closing 10 Start up the cubicle following the instructions set out in these General Instructions docume...

Страница 72: ...1000 1250 10 24 16 25 25 40 40 40 63 63 100 100 125 160 13 8 24 10 16 16 25 25 40 40 63 63 100 100 125 15 24 10 16 16 25 25 40 40 40 63 63 100 100 20 24 10 16 16 25 25 25 40 40 63 63 63 100 25 36 10 10 16 25 25 25 40 40 40 40 40 63 30 36 10 10 16 16 25 25 40 40 40 40 40 63 General operating conditions Overload 20 and Temperature 40ºC Shaded areas Overload 30 and Temperature 50ºC Maximum fuse losse...

Страница 73: ...contact for remote indication of voltage presence absence The device indicator complies with the requirements laid down in Standard IEC 61243 5 Absence of voltage U 10 Un Uncertainty 10 Un U 45 Un Voltage presence U 45 Un U line to earth voltage Un rated operating voltage The presence of voltage is indicated by activation of the LEDs for each of the phases If the presence of voltage is not detecte...

Страница 74: ...levers have previously been removed Also all electrical operations are overridden if any of the levers has been inserted in the driving shaft The circuit breaker can only be connected in the end positions connected of the disconnector or earthing switch There is also an effective earthing switch fitted with protection The cable compartment is only accessible with the earthing switch and the circui...

Страница 75: ...th test point No polarity is defined for 230 Vac so either the phase or neutral conductor can be connected If a flashing signal is observed the device is working correctly In order to test the ekor ivds correctly this check should be carried in the three phases Voltage presence indication is not sufficient in itself to ensure that the facility has been disconnected from the electricity supply Befo...

Страница 76: ...een designed for a service life in accordance with Standard IEC 62271 200 certain components can be replaced and installed for various reasons Certain spares and accessories must be installed in the cubicle by specialised personnel Contact Ormazabal If any of the stated auxiliary components need to be changed the associated spare parts kit must be ordered and the instructions given in the relevant...

Страница 77: ... prevent it being released into the atmosphere Extracting and handling of SF6 must be carried out by qualified personnel using a sealed piercing system The indications envisaged in Standard IEC 62271 303 must be followed for use and handling of SF6 11 2 Recyclability The management and treatment of the rest of materials must be carried out in accordance with the current legislation in the country ...

Страница 78: ...Notes General instructions cpg 0 GIS medium voltage switchgear gas insulated up to 40 5 kV in accordance with IEC Standard Notes IG 123 EN version 11 23 07 2021 78 ...

Страница 79: ......

Страница 80: ...Subject to change without prior notice For further information contact Ormazabal www ormazabal com Ormazabal Distribución Primaria AMOREBIETA ETXANO Spain ...

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