Audited Supplier
JDCF
Instrument
Voltage Transformer
Single
Outdoor
Protection, Measurement
Multilayer Honeycomb Type
Insulating Oil
Busbar Type
Combined Type
Electromagnetic Type
HEMG
Carton with Wooden
33KV/72.5KV/123KV/132KV/145KV
China
Product Description
Schedule of technical data for 132kV voltage transformer
| 1 | Manufacturer | HEMG |
| 2 | Designation Standard | Outdoor single phase Oil-paper Inductive IEC60044-2:2003 |
| 3 | Type | JDCF-145TAW2 |
| 4 | Designation test certificate: 1. Issuing institute 2. Number and data | Attached in the bid 1.KEMA 2.07-1005, 2007-08-03 |
| 5 | Rated primary voltage | 132/√3 kV |
| 6 | Rated secondary voltage, 1.Measuring core (1) 2.Protection core (2) | 1.0.11/√3 kV 2.0.11/√3 kV |
| 7 | Rated frequency, | 50 Hz/60HZ |
| 8 | Impulse withstand voltage 1.2/50μs impulse wave, | 650kV peak |
| 9 | Power frequency withstand voltage, primary windings | 275kV |
| 10 | Power frequency withstand voltage, secondary windings | 3kV |
| 11 | Rated secondary output 1.Measuring core (1) 2.Protection core (2) | ) 50VA ) 75VA |
| 12 | Accuracy Class ) For measuring ) For protection | ) 0.2 ) 3P |
| 13 | Voltage factor at rated voltage: ) Continuous ) 30 seconds | ) 1.2 ) 1.5 |
| 14 | Thermal limit burden | 2000 VA |
| 15 | Normal temperature rise ) Winding ) Oil | ) 30ºC ) 30ºC |
| 16 | Maximum temperature rise under short-circuit conditions ) Winding ) Oil | ) 50ºC ) 30ºC |
| 17 | Total height | As per drawing |
| 18 | Minimum phase spacing, | 2500 mm |
| 19 | Minimum clearance | 1460 mm |
| 20 | Minimum creepage distance, ) Normal ) Extended | ) 3850 mm ) 3850 mm |
| 21 | Size and section of terminal bolt (attach drawing) | As per drawing |
| 22 | Weight of oil per pole | 165kg |
| 23 | Total weight per pole | 720kg |
| 24 | Type of oil and reference specifications ) Oil density at 25ºC ) Oil viscosity at 25ºC | IEC60296 ) 0.895 g/ml ) ≤13 cs (40ºC) |
| 25 | Permissible secondary short circuit current | 1058A |
| 26 | Partial discharge level | ≤5 pC (under 1.2Um/√3kV) |
