Ormazabal velatia cpg.1 General Instructions Manual Download Page 3

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General instructions

cpg.1

GIS-type medium-voltage switchgear with full insulation in gas, up to 38 kV,

in accordance with IEEE Standards

IG-197-US version 02; 07/11/2019

Contents

1 Description and main characteristics

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1 .1 Models

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1 .2 Standards applied

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1 .3 Main components

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1 .3 .1 Levers for manual operation

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1 .3 .2 Main manual operation panel

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1 .4 Name plate

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2 Technical characteristics

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2 .1 Electrical characteristics

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2 .2 Mechanical characteristics

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2 .2 .1 Dimensions and weights

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2 .2 .2 Protection grade

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3 Service conditions

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4 Handling and transport

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4 .1 Transport conditions

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4 .2 Lifting means

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5 Storage conditions

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6 Installation

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6 .1 Minimum installation distances

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6 .2 Cable trench

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6 .3 Fastening to the floor

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6 .4 Cubicle joints

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6 .4 .1 cpg .1-v

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6 .4 .2 cpg .1-s

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6 .4 .3 cpg .1-c

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6 .4 .4 cpg .1-f

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Summary of Contents for velatia cpg.1

Page 1: ...cpg 1 GIS type medium voltage switchgear with full insulation in gas up to 38 kV in accordance with IEEE Standards General instructions IG 197 US version 02 07 11 2019 LIB...

Page 2: ...ectrical 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 si...

Page 3: ...in manual operation panel 10 1 4 Name plate 12 2 Technical characteristics 13 2 1 Electrical characteristics 13 2 2 Mechanical characteristics 14 2 2 1 Dimensions and weights 14 2 2 2 Protection grade...

Page 4: ...nection 29 7 2 2 Grounding 30 7 3 cpg 1 c cubicle 30 7 3 1 Busbar coupling 31 7 3 2 Busbar grounding on the right 32 7 3 3 Busbar grounding on the left 33 7 4 cpg 1 f1 cubicle 34 7 4 1 Commissioning t...

Page 5: ...ting Current Systems Up to 38 kV IEEE C37 20 3 IEEE Standard for Metal Enclosed Interrupter Switchgear IEEE 1247 IEEE Standard for Interrupter Switches for Alternating Current Rated Above 1000 Volts I...

Page 6: ...rounding disconnector These are sealed compartments made of stainless steel and sealed for life They are designed and tested to withstand an internal arc of up to 31 5 kA 1 s Depending on the function...

Page 7: ...t thus avoiding the need for metering cubicles Cable compartment Figure 1 3 Phase segregation in the cable compartment optional Located in the bottom part of the cubicle this has a cover interlocked w...

Page 8: ...p of the cubicle busbar disconnector compartment and circuit breaker compartment top busbar compartment and cable compartment Control compartment Placed at the top of the cubicle and separate from the...

Page 9: ...us indicators groove for access of the spring loading lever etc Figure 1 6 General manual operation panel detail 1 3 1 Levers for manual operation Figure 1 7 Lever for manual loading of the circuit br...

Page 10: ...ector operation and indication area b Voltage presence absence indicator c Driving shaft access handle d Circuit breaker operation and indication area e Grounding disconnector operation and indication...

Page 11: ...t breaker operation and indication area d Grounding disconnector operation and indication area cpg 1 f1 Figure 1 14 Manual operation general panel and mimic diagram for cpg 1 f1 b Voltage presence abs...

Page 12: ...del Continuous duty Indoor General purpose kVmax Equipment rated voltage kV Up Lightning impulse withstand voltage kV Ud Power frequency withstand voltage kV Ir Iload Equipment rated continuous curren...

Page 13: ...15 s CO NO Rated short time current main circuit kA 25 31 5 Rated short time current ground circuit kA 25 31 5 1 3 Rated peak current main circuit kA 65 80 Rated peak current ground circuit kA 65 80 2...

Page 14: ...ensions and weights Figure 2 1 cpg 1 dimensions Model Branch A a ft in mm h ft in mm hp ft in mm f ft in mm Weight lb kg Low control box Standard control box High control box v 1200 1600 1 11 5 8 600...

Page 15: ...ion in gas up to 38 kV in accordance with IEEE Standards IG 197 US version 02 07 11 2019 2 2 2 Protection grade All power circuit elements are installed inside a stainless steel gas tank providing IP6...

Page 16: ...over a 1 month period 90 Maximum height above sea level 3 250 feet 1 000 m Solar radiation Negligible Ambient air pollution dust smoke corrosive and or flammable gases vapours or salt Insignificant V...

Page 17: ...n the ground or on a pallet depending on the type of handling involved Thecpg 1cubiclesarefittedwithfoureyebolt typesuspension points which can be used for handling the cubicles with a crane to do thi...

Page 18: ...full insulation in gas up to 38 kV in accordance with IEEE Standards IG 197 US version 02 07 11 2019 To put the cubicles in their final position elevating caster wheels can be used please check with...

Page 19: ...from direct solar radiation 4 Maximum altitude is 3250 ft 1000 m 5 The environmental air must not have any significant contamination from dust smoke corrosive and or inflammable gases vapours or salt...

Page 20: ...ex AA are as follows Figure 6 1 Minimum installation distances detail Minimum distances ft in mm Side wall a 3 15 16 100 Ceiling b 1 11 5 8 600 Front clearance c Operation 3 3 3 8 1000 Cubicle removal...

Page 21: ...be installed must be levelled with a tolerance of 1 100 inch per foot 1 millimeter per meter The general layout of the cubicles should be checked in order to verify the suitability of the medium and l...

Page 22: ...cle joints Join the cubicles through the fixing points use the M8x20 hexagonal screws and M8 nuts provided with the different material Figure 6 6 Hexagonal screw and nut detai Figure 6 7 Detail of the...

Page 23: ...ng points for the busbar disconnector cubicle 6 4 3 cpg 1 c The fixing points for busbar disconnector coupling cubicles on the left hand side are the ones defined for busbar disconnector cubicles cpg...

Page 24: ...197 US version 02 07 11 2019 6 5 Equipment grounding The cubicles grounding joint consists of three zones top bottom and top with bottom link 6 5 1 Top section The top area has copper bars when the b...

Page 25: ...EE Standards IG 197 US version 02 07 11 2019 6 5 2 Bottom section The bottom part is always connected to a copper bar Figure 6 14 Bottom grounding bar detail Figure 6 15 Ground bars between cubicles 6...

Page 26: ...be followed when performing any type of operation is the same for both automated operation and manual operation Pushbuttons are used for automated operation whereas manualoperationisperformedbymeansof...

Page 27: ...m open position Initial conditions Circuit breaker open busbar disconnector open and grounding disconnector open 1 Connect the busbar disconnector by turning the lever clockwise Figure 7 2 Condition a...

Page 28: ...lockwise Figure 7 4 Condition after turning the lever 1 If all the switchgear elements are motorised the grounding disconnector and circuit breaker closing operations are performed consecutively as pr...

Page 29: ...version 02 07 11 2019 7 2 cpg 1 s1 cubicle Figure 7 6 Initial situation for cpg 1 s1 cubicle 7 2 1 Connection Initial conditions busbar disconnector open and grounding disconnector open 1 Connect the...

Page 30: ...19 7 2 2 Grounding Initial conditions busbar disconnector open and grounding disconnector open Figure 7 8 Initial situation for cpg 1 s1 cubicle 1 Connect the grounding disconnector by turning the lev...

Page 31: ...rcuit breaker open 1 Connect the right busbar disconnector by turning the lever clockwise Figure 7 11 Condition after turning the lever 2 Then connect the left busbar disconnector by turning the lever...

Page 32: ...the right busbar disconnector by turning the lever clockwise Figure 7 14 Condition after turning the lever 2 Next close the left hand grounding disconnector Figure 7 15 Condition after turning the le...

Page 33: ...r disconnector by turning the lever clockwise Figure 7 17 Condition after turning the lever 2 Then connect the right grounding disconnectors by turning the lever clockwise Figure 7 18 Condition after...

Page 34: ...uation for cpg 1 f1 cubicle 7 4 1 Commissioning the cubicle Initial conditions busbar disconnector open and grounding switch open 1 Connect the busbar disconnector by turning the lever clockwise Figur...

Page 35: ...5 Fuse replacement sequence in cpg 1 f Since this is a switch fuse combination cubicle any of the three fuses blowing causes the busbar disconnector to open automatically When a fuse blows this is ind...

Page 36: ...ven if only one of them appears to be damaged Make sure that the end of the new fuse with the striker faces forward isolator end Figure 7 27 Replacing the medium voltage fuse 4 Insert the fuse holder...

Page 37: ...e following table shows the recommended fuse ratings according to the Un Ptransf ratio Ur Grid kV Ur Cubicle kV Transformer power kVA 100 125 160 200 250 315 400 500 630 800 1000 1250 10 24 16 25 25 4...

Page 38: ...galvanised sheet steel have been painted to ensure their resistance to corrosion Any scratches dents or similar on them must be repaired to prevent corrosion 8 2 Voltage presence detectors The voltag...

Page 39: ...ker is in open position The circuit breaker can only be operated if all the busbar disconnector driving levers have previously been removed Also all electrical operations are overridden if any of the...

Page 40: ...he stated auxiliary components need to be changed the corresponding spare parts kit must be ordered and the instructions given in the corresponding documentation must be followed 9 1 Preventive mainte...

Page 41: ...g of SF6 must be carried out by qualified personnel using a sealed piercing system For the usage and handling of the SF6 the indications listed in IEC 62271 303 must be followed 10 2 Recyclability The...

Page 42: ...General Instructions Notes 42 cpg 1 GIS type medium voltage switchgear with full insulation in gas up to 38 kV in accordance with IEEE Standards IG 197 US version 02 07 11 2019 Notes...

Page 43: ......

Page 44: ...Subject to change without prior notice For further information contact Ormazabal Ormazabal Distribuci n Primaria AMOREBIETA ETXANO Spain www ormazabal com...

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