Ormazabal cgmcosmos-l General Instructions Manual
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Ormazabal cgmcosmos-l General Instructions Manual

Medium voltage switchgear and control gear, fully insulated in sf6 gas up to 24 kv with external cable test device
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cgmcosmos system
Medium voltage switchgear and control
gear, fully insulated in SF
gas up to 24 kV
6
with external cable test device
Synergrid AA10
General instructions
IG-297-EN, version 01, 06/02/2020
LIB

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Summary of Contents for Ormazabal cgmcosmos-l

  • Page 1 cgmcosmos system Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device Synergrid AA10 General instructions IG-297-EN, version 01, 06/02/2020...
  • 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 cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device Contents 1. General description ...........4 5.3. Fuse protection function with AR driving mechanism ..... .35 1.1.

  • Page 4: General Description

    SF gas up to 24 kV with external cable test device General description The Ormazabal cgmcosmos system with external test various models of single and multi-functional switchgear, cable device is designed according to the requirements fully insulated in SF...

  • Page 5: Main Components

    General instructions General description cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device 1.3. Main components Gas tank Female bushings (spigots) for side connection Driving mechanism area Name plate Operating sequence plate Actuation shafts (see mimic plan for each model).

  • Page 6: Gas Tank

    General description General instructions cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device 1.3.1. Gas tank Sealed compartment which houses the busbar and the switching and breaking elements, where the insulating medium is SF Each gas tank has a pressure-releasing device to allow gases to escape in the event of an internal arc.

  • Page 7: Base

    General instructions General description cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device 1.3.3. Base Made up of the cable test compartment, the cable compartment and the gas relief compartment: Cable test compartment This is located in the top front section of the base and has a cover interlocked with the earthing switch, thus allowing...

  • Page 8: Name Plate

    Minimum operating gas pressure (MPa) Weight of insulating fluid (g) Year Year of manufacture Minimum service temperature Internal Arc Classification * In the event of incident, the serial number should be quoted to Ormazabal Table 1.4. Name plate IG-297-EN version 01; 06/02/2020...
  • Page 9 General instructions General description cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device In addition, another plate into the operation area of each mechanism is also included with some of the following data: Figure 1.6.

  • Page 10: Electrical Specifications

    Electrical specifications The values set out in this table are general for the cgmcosmos system and are only valid when confirmed by Ormazabal. Some cubicle models can withstand partial values. For more detailed information, please, check with Ormazabal. IG-297-EN version 01; 06/02/2020...

  • Page 11: Dimensions And Weights

    Contamination from corrosive and/or inflammable gases Insignificant Vibrations caused by external factors to the switchgear and control gear Negligible For special operating conditions (maximum ambient temperature greater than - 40 °C), please ask Ormazabal. Storage - 40 °C. For higher altitudes ask Ormazabal. Table 1.7.

  • Page 12: Handling And Transport Service

    Handling and transport service General instructions cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device Handling and transport service During transport, the switchgear and control gear must be perfectly seated and fixed so that it cannot move about and possibly damage the equipment.
  • Page 13 General instructions Handling and transport service cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device 2. Raising it using slings or chains fixed to the lifting supports on the sides of the top of the cubicle. The angle of pull should be as vertical as possible (with an angle greater than 60°...

  • Page 14: Storage

    Storage General instructions cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device 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 15: Installation

    If 8. Dispose of any waste in an environmentally-friendly this is not the case please contact Ormazabal immediately. manner. The procedure for unpacking the equipment is as follows: It is advisable to make a visual inspection of the equipment 1.

  • Page 16: Minimum Installation Distances

    150 mm plus the width of the new cubicle Side wall Ceiling Front clearance 500* Rear wall * A minimum operation clearance of 1000 mm is recommended. Figure 4.3. Installation distances [mm] If in doubt, please consult Ormazabal. IG-297-EN version 01; 06/02/2020...

  • Page 17: Incoming Cable Pits Recommended

    D2 for front (F) or rear (R) input. D4 for side input. * Each cable should be checked against the manufacturer’s data. Table 4.8. Trench needed for the feeder function Dimensions in mm. For other types of cable sections, please contact Ormazabal. IG-297-EN version 01; 06/02/2020...
  • Page 18 [mm] ≤ 50 Single-core Height Dry insulation ≤ 95 Three-core * Check against the data of the manufacturer of the cable used. (c.) Please check with Ormazabal. For other types of cable sections, please contact Ormazabal. IG-297-EN version 01; 06/02/2020...

  • Page 19: Fastening To The Floor

    General instructions Installation cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device 4.5. Fastening to the floor Before assembling the cubicles, the floor must be carefully The cubicles can be fastened to the floor in two ways: levelled to prevent any deformation which may make it difficult to connect it to the rest of the cubicles in the assembly.

  • Page 20: Anchoring To The Floor

    Installation General instructions cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device 4.5.2. Anchoring to the floor If the floor of the installation is even enough, it is advisable to install the medium voltage cubicle assembly directly anchored to the floor.
  • Page 21 Take the following dimensions and figures into account. Anchoring dimensions Module b [mm] e [mm] -2lp Figure 4.9. Points for anchoring to the floor cgmcosmos-l, -p Figure 4.10. Points for anchoring to the floor cgmcosmos-2lp IG-297-EN version 01; 06/02/2020...

  • Page 22: Connecting The Cubicles

    24 kV with external cable test device 4.6. Connecting the cubicles The joining of cubicles must be carried out as indicated in Ormazabal’s Spares and Accessories Instructions document RA-146, supplied with the materials kit used for connecting cubicles. 4.7. Earthing the switchgear and control gear assembly...
  • Page 23 General instructions Installation cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device The recommended terminations are described below. Cable connections 12 kV 24 kV Current Cable rating Manufacturer Connector Connector...
  • Page 24 IXSU+RICS 16-800 IXSU+RICS 16-800 EUROMOLD* Shielded K-400TB-MIND 25-240 K-400TB-MIND 25-240 UHGK+RICS 120-300 UHGK+RICS 95-240 RAYCHEM Not shielded IXSU+RICS 16-800 IXSU+RICS 16-800 * Connectors tested in cgmcosmos cubicles. Table 4.9. Cable connections For three-phase cables ask Ormazabal. IG-297-EN version 01; 06/02/2020...

  • Page 25: Horizontal Front Connection

    General instructions Installation cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device 4.8.1. Horizontal front connection Tools: “13” ratchet and spanner. Single-phase cable (example with feeder function) 1.
  • Page 26 Installation General instructions cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device c. Connect the terminals. d. Secure the cables using the cable clamps Connect the terminal earth connectors, if applicable, and the cable screen earth connectors.

  • Page 27: Recommended Sequence Of Operations

    General instructions Recommended sequence of operations cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device Recommended sequence of operations Before carrying out any operation when voltage is present, we recommend checking the SF gas pressure, using the manometer.

  • Page 28: Feeder Function

    • BLACK for switch - disconnector • BLACK for earthing switch Locking with a padlock Figure 5.2. Mimic diagram of cgmcosmos-l cubicle 5.2.2. Actuating levers The actuating lever to be used to actuate the switch – disconnector – earthing switch of the feeder function with driving mechanisms B or BM is: Figure 5.3.

  • Page 29: Isolating Operation From The Earthing Position

    General instructions Recommended sequence of operations cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device 5.2.3. Isolating operation from the earthing position 1. Move the green handle to the right (this releases access to the actuating shaft so the earthing switch can be opened).

  • Page 30: Switch Closing Operation From

    Recommended sequence of operations General instructions cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device 5.2.4. Switch closing operation from the open position 1. Move the red handle to the left (this releases the access to the actuation shaft so the switch- disconnector can be closed).

  • Page 31: Isolation Operation From The Connected Position

    General instructions Recommended sequence of operations cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device 5.2.5. Isolation operation from the connected position 1. Move the red handle to the left, as before (this releases the lever access so the switch-disconnector can be opened).

  • Page 32: Earthing Operation From The Isolating Position

    Recommended sequence of operations General instructions cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device 5.2.6. Earthing operation from the isolating position 1. Move the green handle to the right (this releases the lever access so the earthing switch can be closed).

  • Page 33: Cable Test

    General instructions Recommended sequence of operations cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device 5.2.7. Cable test 1. Follow the steps from section 5.3.4 “Earthing operation from the disconnected position”.
  • Page 34 Recommended sequence of operations General instructions cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device 4. Remove the three cable test connection pistons. Figure 5.14. Detail of the connection pistons 5.

  • Page 35: Ar Driving Mechanism

    General instructions Recommended sequence of operations cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device 5.3. Fuse protection function with AR driving mechanism 5.3.1. Mimic diagram The AR driving mechanism has a stored energy operating system.

  • Page 36: Actuating Levers

    Recommended sequence of operations General instructions cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device 5.3.2. Actuating levers Earthing switch actuating lever Switch-disconnector actuating lever Figure 5.17. Type-1 lever detail (anti-reflex) Figure 5.18.

  • Page 37: Connecting Operation From

    General instructions Recommended sequence of operations cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device 5.3.4. Connecting operation from the isolating position Start with the switch (5) and the earthing switch (6) in open positions.

  • Page 38: Earthing Operation From Isolating Position

    Recommended sequence of operations General instructions cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device 5.3.6. Earthing operation from isolating position Start with the switch (3) and the earthing switch (4) in open positions.

  • Page 39: Fuse Replacement Sequence

    General instructions Recommended sequence of operations cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device 5.4. Fuse replacement sequence To access the fuse holders, first remove the cable compartment cover.
  • Page 40 Recommended sequence of operations General instructions cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device 4. Open the bottom cover to access the cable compartment. Figure 5.25. Cable compartment cover opening 5.
  • Page 41 General instructions Recommended sequence of operations cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device 7. Pull smoothly keeping it level. Until the fuse holder carriage is removed. Figure 5.28.
  • Page 42 Recommended sequence of operations General instructions cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device 10. Lower the handle of the fuse holder by pushing it until the safety trigger engages.

  • Page 43: Selecting Recommended Fuses

    1. Fuses recommended: SIBA brand with medium type 7. For overload conditions in the transformer or use of striker, conforming to IEC 60282-1 (Low loss fuses). other brands of fuse, please consult Ormazabal. 2. The values for combined fuses, in accordance with IEC 62271-105 are greyed.

  • Page 44: Safety Elements

    Safety elements General instructions cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device Safety elements 6.1. Interlocks The switchgear is provided with safety locks, which ensure 2. The cubicles have an interlock that prevents access to the following conditions: compartments for testing cables and medium voltage cables while the earthing switch is not closed.

  • Page 45: Locking With A Lock

    General instructions Safety elements cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device 6.1.2. Locking with a lock The cgmcosmos system cells are designed to optionally incorporate lock assemblies on the switch-disconnector actuation shafts as earthing switches, both in the open and closed positions.
  • Page 46 Safety elements General instructions cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device Operations sequence of locking interlocks: Sequence to remove the interlock 1. Move the position indicator (green for the earthing 1.

  • Page 47: Maintenance

    General instructions Maintenance cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device Maintenance The operating mechanism for the cgmcosmos system For safety reasons, maintenance operations performed switching equipment does not require lubrication for directly on the driving mechanism must be performed correct operation throughout its estimated lifetime, WITHOUT any actuating lever inserted.

  • Page 48: Spares And Accessories

    IEC 62271-200, certain components can the cubicle by specialised personnel. Please contact be replaced and installed for various reasons. Ormazabal. If any of the 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.

  • Page 49: Environmental Information

    General instructions Environmental Information cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device Environmental Information cgmcosmos is defined as a sealed, pressurised system, For the usage and handling of SF , the indications listed in according to IEC 62271-1, which contains sulphur IEC 62271-303 must be followed.
  • Page 50 Notes General instructions cgmcosmos system: Medium voltage switchgear and control gear, fully insulated in SF gas up to 24 kV with external cable test device Notes IG-297-EN version 01; 06/02/2020...
  • Page 52 Ormazabal Subject to change y Cía. without prior notice For further infotmation, IGORRE contact Ormazabal. Spain www.ormazabal.com...

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