Ormazabal velatia cpg.0 General Instructions Manual
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Ormazabal velatia cpg.0 General Instructions Manual

Ormazabal velatia cpg.0 General Instructions Manual

Gis-type medium-voltage switchgear with full insulation in gas, up to 40.5 kv, in accordance with iec standards
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cpg.0
GIS-type medium-voltage switchgear
with full insulation in gas, up to 40.5 kV,
in accordance with IEC Standards
General instructions
IG-123-EN, version 10, 19/06/2019
LIB

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Summary of Contents for Ormazabal velatia cpg.0

  • Page 1 cpg.0 GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards General instructions IG-123-EN, version 10, 19/06/2019...
  • Page 2 Therefore, the use of this equipment poses electrical, mechanical and thermal risks. In order to ensure an acceptable level of protection for people and property, and in compliance with applicable environmental recommendations, Ormazabal designs and manufactures its products according to the principle of integrated safety, based on the following criteria: •...

  • Page 3: Table Of Contents

    General instructions Contents cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards Contents 1. General description ...........4 7. Operations sequence ..........32 1.1. Models ........4 7.1.

  • Page 4: General Description

    General description General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards General description The cpg.0 switchgear is made up of a series of GIS-type cubicles, with complete insulation in gas, for primary distribution in medium-voltage networks up to 40.5 kV.

  • Page 5: Main Components

    General instructions General description cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards 1.3. Main components Busbar compartment Gas tank Gas pressure relief duct Cable compartment Control compartment Driving mechanism compartment Figure 1.1.
  • Page 6 General description General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards Gas tank This is a sealed compartment, made of stainless steel and sealed for life, which houses the switching and breaking switchgear, with gas as insulating medium.
  • Page 7 General instructions General description cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards Cable compartment Located in the bottom part of the cubicle, this has a cover, interlocked with the earthing circuit, which allows front access to the medium voltage cables.
  • Page 8 General description General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards Fuse compartment The fuse protection cubicle cpg.0-f, has separate fuse By the very nature of its construction, this sealed solution holders to house medium voltage limiter fuses.
  • Page 9 General instructions General description cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards The cpg.0-vl and cpg.0-fl models have side bushings for Model cpg.0-rc (cable side rise) protects the cable side connection of models cpg.0-vl (cpg.0-rci, left cable rise) and connection of up to two medium voltage cables per phase, cpg.0-fl (cpg.0-rcd, right cable rise).
  • Page 10 General description General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards Gas pressure relief duct (optional) The entire cubicle is prepared to withstand an internal arc A duct made of metal sheet, which conducts the gases in the gas tank up to 31.5 kA - 1 s , meeting the criteria of produced by an internal arc towards the top of the cubicle,...
  • Page 11 General instructions General description cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards 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 push- buttons, status indicators, groove for access of the spring...

  • Page 12: Technical Characteristics

    Technical characteristics General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards Technical characteristics 2.1. Electrical characteristics cpg.0-v cpg.0-vl cpg.0-c cpg.0-s Functions cpg.0-f cpg.0-fl cpg.0-rb cpg.0-pt cpg.0-rc Rated voltage [U 40,5 Industrial frequency [U Between phases...
  • Page 13 General instructions Technical characteristics cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards For voltage of 36 kV cpg.0-v cpg.0-vl cpg.0-c cpg.0-s cpg.0-f cpg.0-fl cpg.0-pt cpg.0-rb cpg.0-rc Rated current [I 1250 1250 1250 1250...

  • Page 14: Name Plate

    Weight of insulating fluid (g) Year Year of manufacture Thermal class Internal arc classification (*) In the event of incident, this number should be reported to Ormazabal. Table 2.6. List of information contained on the name plate IG-123-EN version 10; 19/06/2019...

  • Page 15: Mechanical Characteristics

    General instructions Technical characteristics cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards 2.2. Mechanical characteristics 2.2.1. Dimensions Figure 2.2. cpg.0 dimensions Model Weight outgoing 2425 1365* 1250 2425 1365* 1600 2425 1365* 2000/2500...

  • Page 16: Ip Rating

    Technical characteristics General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards 2.3. IP rating All power circuit elements are installed inside a stainless steel gas tank, providing IP65 degree of protection. The standard degree of protection for the cubicle assembly, in all designations, is IP3X, and as an option it can reach IP4X.

  • Page 17: Normal Service Conditions

    Vibrations caused by causes external to the switchgear or by seismic movements For special service conditions (maximum ambient temperature above + 40 °C, transport height, storage or installation over 1000 m above sea level, significant pollution level, or others different to those described) check with Ormazabal. Table 3.1.

  • Page 18: Handling And Transport

    Handling and transport General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards Handling and transport 4.1. Transport conditions During transport, the switchgear must be perfectly seated directly on the ground or on a wooden pallet, depending and fixed so that it cannot move about and possibly on the type of handling involved.
  • Page 19 GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards During the installation period, Ormazabal provides a specific tool for lifting the cpg.0-c coupling cubicle: Figure 4.3. Lifting of a cpg.0 cubicle with a specific tool Figure 4.5.

  • Page 20: Storage

    Storage General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards Storage If it needs to be stored, the equipment must be placed on After prolonged storage, clean all the insulating parts dry ground or on top of damp-proof insulating material, still carefully before commissioning the equipment.

  • Page 21: Installation

    If The disassembly process for the equipment is as follows: damaged, contact Ormazabal immediately. 1. Using a blade, cutter or similar tool, cut the cellophane the cubicle is wrapped in.

  • Page 22: Minimum Installation Distances

    (*) if the cubicle is AFLR 600 mm. Table 6.1. Minimum installation distances For other types of building work, please check with Ormazabal Figure 6.1. Minimum installation distances detail 6.4. Cable trench The surface where the cubicles will be installed must be level with a tolerance of ±...

  • Page 23: Recommended Dimensions

    General instructions Installation cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards 6.4.1. Recommended dimensions Minimum recommended dimensions based on the Minimum distances [mm] trench dimensions used in the tests in accordance with Trench IEC 62271-200.

  • Page 24: Connecting Cubicles

    Hexagonal screw and nut detail 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 instructions document. Figure 6.7. Detail of the positioned hexagonal screw Figure 6.8.

  • Page 25: Cpg.0-V 24 Kv 630 A

    General instructions Installation cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards 6.6.1. cpg.0-v 24 kV 630 A The fixing points for circuit-breaker cubicles of up to 630 A are defined in Figure 6.10: Figure 6.10.

  • Page 26: Cpg.0-V 2500 A

    Installation General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards 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.

  • Page 27: Cpg.0-S

    General instructions Installation cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards 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.

  • Page 28: Cpg.0-Rb

    Installation General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards 6.6.7. cpg.0-rb The fixing points for busbar rise cubicles are defined in Figure 6.16: Figure 6.16. Fixing points IG-123-EN version 10; 19/06/2019...

  • Page 29: Equipment Earthing

    General instructions Installation cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards 6.7. Equipment earthing The cubicles earthing circuit consists of three zones: top, bottom and side, which join the top section with the bottom.

  • Page 30: Bottom Section

    Installation General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards 6.7.2. Bottom section The bottom part is always connected to a copper bar. Earth bars between cubicles Earth plates to join 24 kV - 630 A cubicles to other cubicles Figure 6.19.
  • Page 31 General instructions Installation cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards In the case of the right cable rise cubicle (cpg.0-rcd) that is assembled on a fuse protection cubicle with right side connection (cpg.0-fl) the link is different, as shown in Figure 6.22.

  • Page 32: Operations Sequence

    Operations sequence General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards Operations sequence 7.1. Operation and commissioning sequence 7.1.1. Disconnector function operating sequence (cpg.0-s) For cubicles of type: cpg.0-s up to 36 kV/1250 A/25 kA •...
  • Page 33 General instructions Operations sequence cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards a. Manual operation of the feeder disconnector The FEEDER DISCONNECTOR manual driving lever is identified by the GREY symbol area. Figure 7.2.
  • Page 34 Operations sequence General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards b. Manual operation in the earthing switch The EARTHING SWITCH manual driving lever is identified by the YELLOW symbol area. Figure 7.5.
  • Page 35 General instructions Operations sequence cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards For cubicles of type: cpg.0-s to 24 kV/1600 A/25 kV • When the disconnector and/or earthing switch drives are motorised, they are fitted with a "MOTORISED"...
  • Page 36 Operations sequence General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards a. Manual operation of the feeder disconnector The DISCONNECTOR manual driving lever is identified by the white sleeve on the neck and an orifice on the side which is inserted.
  • Page 37 General instructions Operations sequence cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards b. Manual operation in the earthing switch The EARTHING SWITCH manual driving lever is identified by the yellow sleeve on the neck. Figure 7.12.

  • Page 38: Circuit-Breaker Function Operation Sequence (Cpg.0-V/Cpg.0-Vl)

    Operations sequence General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards 7.1.2. Circuit-breaker function operation sequence (cpg.0-v/cpg.0-vl) For cubicles of type: cpg.0-v up to 24 kV/630 A/25 kA • cpg.0-v up to 36 kV/ up to 1250 A/25 kA •...
  • Page 39 General instructions Operations sequence cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards If the spring charging status indicator on the circuit breaker Press the “I” pushbutton to close the circuit-breaker. The shows DISCHARGED: move the access interlock cover to the circuit-breaker status indicator shows CLOSED.
  • Page 40 Operations sequence General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards Disconnection Press the “0” pushbutton to open the circuit-breaker. Insert the lever in the feeder disconnector driving shaft Then turn 90°...
  • Page 41 General instructions Operations sequence cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards For cubicles of type: cpg.0-v up to 24 kV/1600 A/25 kA • cpg.0-v 40,5 kV/ up to 1250 A/31,5 kA •...
  • Page 42 Operations sequence General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards If the spring charging status indicator shows DISCHARGED. Press the “I” pushbutton to close the circuit-breaker. The Slide the access interlocking cover to the left and insert the circuit-breaker status indicator shows CLOSED.
  • Page 43 General instructions Operations sequence cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards Disconnection Insert the lever in the feeder disconnector driving shaft Then turn 90° ANTI-CLOCKWISE. Check that the feeder disconnector status indicator shows opened.
  • Page 44 Operations sequence General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards Cable test Once the earthing switch has been connected and the cable To return the cubicle to the initial conditions perform the compartment cover has been removed, proceed as follows: sequence in reverse order: 1.

  • Page 45: Sequence (Cpg.0-C)

    General instructions Operations sequence cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards 7.1.3. Busbar coupling function operation sequence (cpg.0-c) The following sequences are based on the instructions given for the operation of the feeder disconnector and circuit breaker in the previous sections.
  • Page 46 Operations sequence General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards 2. Close the left feeder disconnector. Figure 7.35. Busbar coupling sequence (ii) 3. Connect the circuit-breaker. Figure 7.36. Busbar coupling sequence (iii) IG-123-EN version 10;...
  • Page 47 General instructions Operations sequence cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards b. Earthing operations of the right busbar 1. Close the right feeder disconnector. Figure 7.37. Right busbar earthing sequence (i) 2.
  • Page 48 Operations sequence General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards 3. Connect the circuit-breaker. Figure 7.39. Right busbar earthing sequence (iii) To open the earthing connection of the right busbar, reverse the sequence of operation.
  • Page 49 General instructions Operations sequence cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards 2. Close the right earthing switch. Figure 7.41. Left busbar earthing sequence (ii) 3. Connect the circuit-breaker. Figure 7.42. Left busbar earthing disconnection sequence (iii) To open the earthing connection of the left busbar, reverse the sequence of operation.

  • Page 50: Busbar Rise Cubicle (Cpg.0-Rb)

    Operations sequence General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards 7.1.4. Busbar rise cubicle (cpg.0-rb) Figure 7.43. Detail of the busbar rise cubicle mimic diagram 7.1.5. Busbar earthing function operating sequence (cpg.0-pt) Initial conditions: open all the main busbar feeder disconnectors.
  • Page 51 General instructions Operations sequence cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards 2. Press the “I” pushbutton to close the circuit-breaker. Figure 7.45. “I” pushbutton detail Figure 7.46. Circuit-breaker closed indication IG-123-EN version 10;...
  • Page 52 Operations sequence General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards Disconnection 1. Press the “0” pushbutton to open the circuit-breaker. Figure 7.47. Circuit-breaker open indication 2. Insert the lever in the earthing switch driving shaft. Then turn 90°...

  • Page 53: Operating Sequence In Fuse Protection Function (Cpg.0-F/Cpg.0-Fl)

    General instructions Operations sequence cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards 7.1.6. Operating sequence in fuse protection function (cpg.0-f/cpg.0-fl) Figure 7.49. Initial situation for cpg.0-f cubicle Figure 7.50. Initial situation for cpg.0-fl 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).
  • Page 54 Operations sequence General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards a. Switch-disconnector closing opening operations Charging springs and connection 1. Move the driving shaft access handle to its lower position.
  • Page 55 General instructions Operations sequence cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards Disconnection 1. The switch can be opened manually, using the push- button on the front of the cubicle, an opening coil, or due to action by the fuses.
  • Page 56 Operations sequence General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards b. Earthing switch closing and opening operations Connection 1. Move the driving shaft access handle to its lower position.
  • Page 57 General instructions Operations sequence cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards Disconnection 1. Move the driving shaft access handle to its lower position. 2. Insert the lever in the earthing switch driving shaft, move the drive arm to the end and press inwards on the head of the lever with one hand, and turn 90°...
  • Page 58 Operations sequence General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards Replacing fuses To access the fuse holders, first remove the cable compartment cover. It is essential to close the earthing switch.
  • Page 59 General instructions Operations sequence cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards 3. Pull up the handle on the fuse holder cover until the locking clip is unhooked and then pull sharply outwards to open the fuse holder.
  • Page 60 Operations sequence General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards 6. Insert the fuse holder carriage in its compartment by pulling it inward. Before inserting the fuse holder carriage in the fuse protection cubicle, ensure that both the carriage as well as the inside of the fuse holder are properly cleaned.
  • Page 61 General instructions Operations sequence cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards 8. Close the cover and check that all the strikers have been reset. Figure 7.67. Closing the fuse holder 9.
  • Page 62 Operations sequence General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards Recommended fuses The fuses recommended for use in the cpg.0-f and cpg.0-fl The following table shows the recommended fuse ratings cubicles are defined according to tests carried out by the according to the U ratio:...

  • Page 63: Safety Elements

    General instructions Safety elements cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards Safety elements 8.1. ekor.ivds voltage detectors The voltage presence/absence detector installed in cpg.0 The device indication complies with the requirements laid cubicles is designed and built in accordance with the down in standard IEC 61243-5: recommendations set out in the IEC 61243-5, VDE 0682...

  • Page 64: Interlocks

    Safety elements General instructions cpg.0: GIS-type medium-voltage switchgear with full insulation in gas, up to 40.5 kV, in accordance with IEC Standards 8.3. Interlocks The switch, circuit breaker and earthing switch are The cable compartment is only accessible with the earthing interlocked in accordance with section 5.11 of standard switch and the circuit breaker connected (effective IEC 62271-200.

  • Page 65: Maintenance

    Maintenance should be carried out every 5 years or the gas tank may require preventive maintenance; the 2000 operating cycles, unless, based on the conditions of use, the user, together with Ormazabal, considers frequency of this maintenance depends on the existing environmental conditions (harsh environments, dust, otherwise.

  • Page 66: Spares And Accessories

    Certain spares and accessories must be installed in the cubicle by specialised personnel. Please check with Ormazabal. IG-123-EN version 10; 19/06/2019...

  • Page 67: Environmental Information

    11.2. Recyclability The management and treatment of all other materials must and driving mechanisms) can be recycled. For further information, contact Ormazabal. be carried out in accordance with current legislation of the installation country. The bushings contain copper components which are The materials that make up the cubicle (bases and front, gas difficult to separate from the resin.
  • Page 68 Ormazabal Distribución Subject to change Primaria without prior notice For further infotmation, AMOREBIETA- contact Ormazabal. ETXANO Spain www.ormazabal.com...

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