
Product Description:

Product Features:

- High strength of the whole mechanical cast coil and well withstand sudden short-circuit.
- Strong capability of moisture-proof anti-corrosion, especially suit for working in extreme hard environmental condition, can put into operation without drying process.
- PD small, long service life. As for the coil is casted by vacuuming and under the condition of "positive pressure", so there is no air bubbles between inter-turn and inter-layer, greatly reducing the amount of partial discharge. In addition, the intensity of machine is supper great after epoxy-resin, strong capacity of resistance to sudden short-circuit.
- With impeccable temperature protection and housing guards, has provided a guarantee for the safe and reliable operation of product.
- Coil design and manufacturing:
- Core manufacturing:
GENERAL TRANSFORMER SPECIFICATION | |||
GENERAL SPECIFICATION | |||
TRANSFORMER TYPE | dry type, cast resin | ||
INSTALLATION | indoor | ||
APPLICABLE STANDARDS | IEC 60076-1 | ||
RATED POWER | AN | kVA | 63/80/100kva |
HIGH VOLTAGE | kV | 0.4 | |
HIGH VOLTAGE TAPPINGS (NO LOAD) | % | kV | ±2x2.5 |
LOW VOLTAGE ( NO LOAD) | kV | 0.4 | |
HIGH VOLTAGE INSULATION LEVEL | (Um/UAC/ULI) | kV | |
LOW VOLTAGE INSULATION LEVEL | (Um/UAC/ULI) | kV | 1 , 1 / 3 / -- |
FREQUENCY | HZ | 50 or 60 | |
VECTOR GROUP | Dyn11 or Yyn0 | ||
NUMBER OF PHASES | 3 | ||
MAX. AMBIENT TEMPERATURE | C | 40 | |
MAX. TEMPERATURE RISE | C | 100 | |
MAX. ALTITUDE ABOVE SEA LEVELL | m | 1000 | |
PERMISABLE SHORT CIRCUIT DURATION | s | 2 | |
GUARANTEED VALUES | |||
IMPEDENCE VOLTAGE (120C) | ±10% tolerance | % | 4 |
NO LOAD LOSSES | ±10% tolerance | W | |
LOAD LOSSES (120C) | ±10% tolerance | W | |
STRUCTURAL SPECIFICATIONS | |||
HIGH VOLTAGE WINDING CONDUCTOR MATERIALS | Cu | ||
LOW VOLTAGE WINDING CONDUCTOR MATERIALS | Cu | ||
ENCLOSURE | depends on the requirement | ||
DIMENSION and WEIGHT | |||
LENGTH /WIDTH / HEIGHT | mm | L / W / H | |
TOTAL WEIGHT | kg | ||
ACCESSORIES | |||
COOLING FANS | |||
TEMPERATURE CONTROLLER | |||
ENCLOSURE | |||
LIFTING LUGS |
Company Profile:

The guarantee of product process quality not only depends on the design and manufacturing process, also on advanced production equipment, perfect testing methods and well experience production technicians.
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