
| CAPACOTR Voltage Transformer 138 kV | ||||
|---|---|---|---|---|
| N° | Description | Unit | Value Required | Guaranteed |
| 1.0.0 | General Data | |||
| 1.1.0 | Manufacturer | Indicate | HEMG | |
| 1.2.0 | Model | Indicate | Capacitive | |
| 1.3.0 | Year of fabrication | Indicate | 2016 | |
| 1.4.0 | Country of origin | Indicate | CHINA | |
| 1.5.0 | Reference | Indicate | IEC61869-5:2011 | |
| 1.6.0 | Altitude of operation | msnm | 2000 | 2000 |
| 1.7.0 | Location | Forest | Forest | |
| 1.8.0 | Type of installation | Exterior | Exterior | |
| 1.9.0 | Standard of manufacture | IEC 60044-5, IEC 60358 | IEC 60044-5, IEC 60358 | |
| 1.10.0 | Type of casing | Brown porcelain, IEC 61264 | Brown porcelain, IEC 61264 | |
| 1.11.0 | Pollution level | mm/kV | 31 | 31 |
| System Parameters | ||||
| 2.0.0 | Operating voltage | KV | 138 | 138 |
| 2.1.0 | Maximum voltage of material (Um) | KV | 170 | 170 |
| 2.2.0 | Rated withstand voltage at industrial frequency (Ud) | KV | 325 | 325 |
| 2.3.0 | Rated withstand voltage by lightning impulse | KV | 750 | 750 |
| 2.40 | Assigned frequency (Fr) | Hz | 60 | 60 |
| 2.5.0 | Assigned voltage factor | |||
| a) Permanent | 1.2 | 1.2 | ||
| b) During 30 sec | 1.5 | 1.5 | ||
| 2.6.0 | Total capacity | pF | 12500 | 12500 |
| 2.7.0 | High voltage capacitor (C1) | pF | Indicate | 14937 |
| 2.8.0 | Intermediate voltage capacitor (C2) | pF | Indicate | 76625 |
| 2.9.0 | Rated intermediate voltage in open circuit for HF coupling box | KV | Indicate | 13 |
| 2.10.0 | Number of secondary windings | 3 (A measurement core and two for protection) | 3 | |
| 2.11.0 | Transformation ratio | 138/3 : 100/3: 100/3: 100/3 | 138/√3/0.1/√3/0.1/√3/0.1/√3 kV | |
| 2.12.0 | Reference frequency range | Indicate | 60+-1.5HZ | |
| a) Precision class of measurement | % | <= 0.2 | 0.2 | |
| b) Precision class of protection | % | 5P | 3P | |
| 2.13.0 | Burden | VA | 30 | 30 |
| 2.14.0 | Accuracy class between 25% and 100% of the precision load 0.8 power factor lag | Indicate | 0.2/3P | |
| a) between 5% and 80% of the rated voltage | 5P | 3P | ||
| b) between 80% and 120% of the rated voltage | <= 0.2 | 0.2 | ||
| c) between 120% and 150% of the rate voltage | 5P | 3P | ||
| 2.15.0 | Precision load | |||
| a) Winding 1 - measure | VA | 30 | 30 | |
| b) Winding 2 - Protection | VA | 30 | 30 | |
| c) Simultaneous | VA | 30 | 30 | |
| d) Thermal power limit | VA | Indicate | 800 | |
| 2.16.0 | Rated voltage of the system | |||
| a) Primary (Upn) | KV | 138/√3 | 138V3 | |
| b) Secondary (Usn) | V | 100/√3 | 100V3 | |
| 2.17.0 | Arcing distance | Mm | 1860 | |
| 2.18.0 | Creepage distance according to IEC 60815 | |||
| a) For heavy pollution level | mm/kv | 31 | 31 | |
| 2.19.0 | Short-circuit current 1 sec characteristics | kA | 40 | 40 |
| 2.20.0 | Dynamic current peak | kA | Indicate | 80 |
| 3.0..0 | MECHANICAL PARAMETERS | |||
| 3.1.0 | Total weight | Kg | Indicate | 700 |
| 3.2.0 | Internal insulation for capactive bodies | Synthetic oil | Synthetic oil | |
| 3.3.0 | Total isolation quantity in electromagnetic unit | L | Indicate | 90 |
| Internal insulation for electromagnetic unit | Mineral oil | Mineral oil | ||
| 3.4.0 | Packaging used for mounting electromagnetic unit | Indicate | Exporting Package | |
| 3.5.0 | Diaphragm type | Indicate | polypropylene film | |
| 3.6.0 | Protection grade IP65 for each terminal | si | YES | |
| 3.7.0 | Seismic data (high condition) | Indicate | 138KV/2000M | |
| a) Natural frequency (high condition) | Hz | Indicate | 60HZ+-1.5HZ | |
| b) Critical damping coefficient (high condition) | % | Indicate | 0.3 | |
| c) Horizontal acceleration | g | 0.5 | 0.5 | |
| d) Vertical acceleration | g | 0.2 | 0.2 | |
| 3.8.0 | Permissilbe load on terminals | |||
| a) Static | N | Indicate | 2000 | |
| b) Dynamic | N | Indicate | 2000 | |
| 3.9.0 | Maximum allowed load by mounting pedestal-type wave trap | N | Indicate | 30 |
| 3.10.0 | Maximum allowed effort in porcelain | daN/mm2 | Indicate | 20 |
| 3.11.0 | Mean time between failure (MTBF) | Days | Offer value | 1825 |
| 3.12.0 | Mean time to repair (MTTR) | Days | Offer value | 365 |
| 4.0.0 | ACCESSORIES FOR ASSEMBLY | |||
| 4.1.0 | Grouping box secondary circuit and electrical system included | Yes | YES | |
| 4.2.0 | Central box of circuits for three voltage transformers | Yes | YES | |
| 4.3.0 | Micro switch for secondary ciruit protection (MCB) | Yes, needs to be supplied | YES | |
| a) Rated current | A | 6 | 6 | |
| b) Type curve | Z | Z | ||
| c) Auxiliary contact for position indication and tripping | Yes | YES | ||
| 4.4.0 | Protection device ferroresonance | Yes | YES | |
| 4.5.0 | Sampling valve for mineral oil in electromagnetic box | Gate type | GATE TYPE | |
| 4.6.0 | Oil gauge | Yes | YES | |
| 4.7.0 | Type of plate for alternative corrosive area, low relief | Anodized aluminium | ALUMINIUM | |
| 4.8.0 | Ground terminal | Yes | YES | |
| 4.9.0 | Connecting elements for communication system (carrier system) | |||
| a) Coil drain | No | No | ||
| b)Descargador | No | No | ||
| c) Grounding blade high frequency signal | No | No | ||
| 4.10.0 | Grounding blade of medium voltage to measure capacitance C1, C2 | Yes | Yes | |
| 4.11.0 | Mounting pedestal for wave trap | No | No |
| SPECIFIATION OF CAPACITOR Voltage Transformer 60 kV | ||||
|---|---|---|---|---|
| N° | Description | Unit | Value Required | Guaranteed |
| 1.0.0 | General Data | |||
| 1.1.0 | Manufacturer | Indicate | HEMG | |
| 1.2.0 | Model | Indicate | Capacitive | |
| 1.3.0 | Serial numbers | Indicate | CVT2015001 | |
| 1.4.0 | Country of origin | Indicate | CHINA | |
| 1.5.0 | Reference | Indicate | IEC61869-5:2011 | |
| 1.6.0 | Altitude of operation | msnm | 2000 | 2000 |
| 1.7.0 | Location | Forest | Forest | |
| 1.8.0 | Type of installation | Exterior | Exterior | |
| 1.9.0 | Standard of manufacture | IEC 60044-5, IEC 60358 | IEC 60044-5, IEC 60358 | |
| 1.10.0 | Type of casing | Brown porcelain, IEC 61264 | Brown porcelain, IEC 61264 | |
| 1.11.0 | Pollution level | Mm/kv | 31 | 31 |
| Parameters of system | ||||
| 2.0.0 | Operating voltage | KV | 60 | 60 |
| 2.1.0 | Maximum voltage of material (Um) | KV | 72.5 | 72.5 |
| 2.2.0 | Rated withstand voltage at industrial frequency (Ud) | KV | 140 | 140 |
| 2.3.0 | Rated withstand voltage by lightning impulse | KV | 350 | 350 |
| 2.40 | Assigned frequency (Fr) | Hz | 60 | 60 |
| 2.5.0 | Assigned voltage factor | |||
| a) Permanent | Indicate | 1.2 | ||
| b) During 30 sec | Indicate | 1.5 | ||
| 2.6.0 | Total capacity | pF | Indicate | 20000 |
| 2.7.0 | High voltage capacitor (C1) | pF | Indicate | 32012 |
| 2.8.0 | Intermediate voltage capacitor (C2) | pF | Indicate | 53300 |
| 2.9.0 | Rated intermediate voltage in open circuit for HF coupling box | KV | Indicate | 13 |
| 2.10.0 | Number of secondary windings | 3 (A measurement core and two for protection) | 3 | |
| 2.11.0 | Transformation ratio | 60/3 : 100/3: 100/3: 100/3 | 60/√3/0.1/√3/0.1/√3/0.1/√3 kV | |
| 2.12.0 | Reference frequency range | Indicate | ||
| a) Precision class of measurement | % | <= 0.2 | 0.2 | |
| b) Precision class of protection | % | 5P | 3P | |
| 2.13.0 | Burden | VA | 30 | 30 |
| 2.14.0 | Accuracy class between 25% and 100% of the precision load 0.8 power factor lag | Indicate | 0.2/3P | |
| a) between 5% and 80% of the rated voltage | 5P | 3P | ||
| b) between 80% and 120% of the rated voltage | <= 0.2 | 0.2 | ||
| c) between 120% and 150% of the rate voltage | 5P | 3P | ||
| 2.15.0 | Precision load | |||
| a) Winding 1 - measure | VA | Indicate | 30 | |
| b) Winding 2 - Protection | VA | Indicate | 30 | |
| c) Simultaneous | VA | Indicate | 30 | |
| d) Thermal power limit | VA | Indicate | 800 | |
| 2.16.0 | Rated voltage of the system | |||
| a) Primary (Upn) | KV | 60/√3 | 60V3 | |
| b) Secondary (Usn) | V | 100/√3 | 100V3 | |
| 2.17.0 | Arcing distance | Mm | 930 | |
| 2.18.0 | Creepage distance according to IEC 60815 | |||
| a) For heavy pollution level | mm/kv | 31.5 | 31.5 | |
| 2.19.0 | Corriente de corto circuito a 1 S | kA | 31.5 | 31.5 |
| 2.20.0 | Dynamic current peak | kA | Indicate | 80 |
| 3.0..0 | MECHANICAL PARAMETERS | |||
| 3.1.0 | Total weight | Kg | Indicate | 450 |
| 3.2.0 | Internal insulation for capactive bodies | Synthetic oil | Synthetic oil | |
| 3.3.0 | Total isolation quantity in electromagnetic unit | L | Indicate | 90 |
| Internal insulation for electromagnetic unit | Mineral oil | Mineral oil | ||
| 3.4.0 | Packaging used for mounting electromagnetic unit | Indicate | Exporting Package | |
| 3.5.0 | Diaphragm type | Indicate | polypropylene film | |
| 3.6.0 | Protection grade IP65 for each | si | YES | |
| 3.7.0 | Seismic data (high condition) | Indicate | 60KV/2000M | |
| a) Natural frequency (high condition) | Hz | Indicate | 60HZ+-1.5HZ | |
| b) Critical damping coefficient (high condition) | % | Indicate | 0.3 | |
| c) Horizontal acceleration | g | Indicate | 0.5 | |
| d) Vertical acceleration | g | Indicate | 0.2 | |
| 3.8.0 | Permisible load on terminals | |||
| a) Static | N | Indicate | 2000 | |
| b) Dynamic | N | Indicate | 2000 | |
| 3.9.0 | Maximum allowed load by mounting pedestal-type wave trap | N | Indicate | 30 |
| | ||||
| 3.10.0 | Maximum allowed effor in porcelain | daN/mm2 | Indicate | 20 |
| 3.11.0 | Mean time between failure (MTBF) | Days | Offer value | 1825 |
| 3.12.0 | Mean time to repair (MTTR) | Days | Offer value | 365 |
| 4.0.0 | ACCESSORIES FOR ASSEMBLY | |||
| 4.1.0 | Grouping box secondary circuit and electrical system included | Yes | YES | |
| 4.2.0 | Central box of circuits for three voltage transformers | Yes | YES | |
| 4.3.0 | Micro switch for secondary circuit protection (MCB) | Yes, needs to be supplied | YES | |
| a) Rated current | A | Indicate | 6 | |
| b) Type curve | Z | Z | ||
| c) Auxiliary contact for position indication and tripping | Yes | YES | ||
| 4.4.0 | Protection device ferro-resonance | Yes | YES | |
| 4.5.0 | Sampling valve for mineral oil in electromagnetic box | Gate type | GATE TYPE | |
| 4.6.0 | Oil gauge | Yes | YES | |
| 4.7.0 | Type of plate for alternative corrosive area, low relief | Anodized aluminium | ALUMINIUM | |
| 4.8.0 | Ground terminal | Yes | YES | |
| 4.9.0 | Connecting elements for communication system (carrier system) | |||
| a) Coil drain | No | No | ||
| b)Descargador | No | No | ||
| c) Grounding blade high frequency signal | No | No | ||
| 4.10.0 | Grounding blade of medium voltage to measure capacitance C1, C2 | Yes | Yes | |
| 4.11.0 | Mounting pedestal for wave trap | No | No |








Audited Supplier









