Features
Short Circuit Strength
- Vacuum-cast with epoxy resin with excellent electrical and mechanical strength
Easy to Maintain
- No oil exchange and firefighting equipment
Overload Tolerance
- Excellent overload tolerance compared to the oil immersed type transformer
Eco-friendly
- No environmental contamination due to oil spills
Suitable for Power Supply to Equipment with Rapid Changing Loads
Humidity Resistance
- Coils are vacuum-molded to prevent entry of moisture
Non-combustibility
- Uses non-combustible epoxy resin to prevent fires
Excellent Impulse Voltage Strength
Short Circuit Strength
- Vacuum-cast with epoxy resin with excellent electrical and mechanical strength
Easy to Maintain
- No oil exchange and firefighting equipment
Overload Tolerance
- Excellent overload tolerance compared to the oil immersed type transformer
Eco-friendly
- No environmental contamination due to oil spills
Suitable for Power Supply to Equipment with Rapid Changing Loads
Humidity Resistance
- Coils are vacuum-molded to prevent entry of moisture
Non-combustibility
- Uses non-combustible epoxy resin to prevent fires
Excellent Impulse Voltage Strength
Specification
| Rating | Specification | |||
|---|---|---|---|---|
| Installation place | Indoor(Enclosure needed for outdoor) | |||
| Applicable standard | KS C 4311, IEC 60076-11, IEEE C57.12.01 | |||
| Frequency | 60, 50 | |||
| Insulation kind | F type, H type | |||
| Coil temperature rise | 100K, 125K | |||
| HV rated voltage(kV) | 33, 22, 10, 6 | |||
| HV tap voltage(V) | 5 Taps (±2x2.5%) | |||
| LV rated voltage | 400V | |||
| Angular displacement | Dyn11 | |||
| Impulse withstand voltage(kV) (HV/ LV) | 145 / - 170 / - |
95 / - 125 / - |
60 / - 75 / - |
40 / - 60 / - |
| Normal frequency withstand voltage(kV) (HV/ LV) | 70 / 3 | 50 / 3 | 28 / 3 | 20 / 3 |
| Rated capacity (kVA) | up to 3150 | |||
| Enclosure | IP 2X, IP 3X, IP 4X | |||
※ The above descriptions are standard specifications, but other specifications are available according to orders. (~36kV, ~25MVA)
| Rating | Specification | |||
|---|---|---|---|---|
| Installation place | Indoor(Enclosure needed for outdoor) | |||
| Applicable standard | KS C 4311, IEC 60076-11, IEEE C57.12.01 | |||
| Frequency | 60, 50 | |||
| Insulation kind | F type, H type | |||
| Coil temperature rise | 100K, 125K | |||
| HV rated voltage(kV) | 33, 22, 10, 6 | |||
| HV tap voltage(V) | 5 Taps (±2x2.5%) | |||
| LV rated voltage | 400V | |||
| Angular displacement | Dyn11 | |||
| Impulse withstand voltage(kV) (HV/ LV) | 145 / - 170 / - |
95 / - 125 / - |
60 / - 75 / - |
40 / - 60 / - |
| Normal frequency withstand voltage(kV) (HV/ LV) | 70 / 3 | 50 / 3 | 28 / 3 | 20 / 3 |
| Rated capacity (kVA) | up to 3150 | |||
| Enclosure | IP 2X, IP 3X, IP 4X | |||
※ The above descriptions are standard specifications, but other specifications are available according to orders. (~36kV, ~25MVA)