Hunan Hentg Power Electric Technology Co., Ltd.
| Frequency | 50Hz, 60Hz |
| Phase | Single Phase |
| application | distribution system |
| Coil Structure | Shell-Type Coil, layer coil, fully sealed construction, Disc Coil, round coil |
| Output Voltage | 110V, 220V, 380V, 400V , 440V, 480V |
| Input Voltage | 10kV, 35kV, 69kV, 110kV, 115kV, 132kV, 220kV, 400kV |
| Type | Oil-Immersed Transformer |
| Rated capacity | 15KVA-500KVA |
| Low Voltage | 110 LV - 690 LV |
| Rated voltage | 37.5kVA-333K |
| Vector Group | Dyn1/Yyn0 |
| Secondary Voltage | 0.4 kV |
| Efficiency | ≥ 98% |
| Protection Class | IP23 |
| Overload Capacity | 1.2 times rated power for 1 hour |
| Mounting Type | Pole Mounted |
| Operating Temperature | -25°C to 40°C |
| Cooling Method | ONAN |
| Winding Material | Copper |
| Insulation Class | Class A |
| Primary Voltage | 11 kV |
| Rated Power | 5 kVA |
| Short Circuit Impedance | 4% |
| Place of Origin | China |
| Brand Name | HENTG Power |
| Model Number | ZGS Series |
| Certification | CE |
View Detail Information
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Product Specification
| Frequency | 50Hz, 60Hz | Phase | Single Phase |
| application | distribution system | Coil Structure | Shell-Type Coil, layer coil, fully sealed construction, Disc Coil, round coil |
| Output Voltage | 110V, 220V, 380V, 400V , 440V, 480V | Input Voltage | 10kV, 35kV, 69kV, 110kV, 115kV, 132kV, 220kV, 400kV |
| Type | Oil-Immersed Transformer | Rated capacity | 15KVA-500KVA |
| Low Voltage | 110 LV - 690 LV | Rated voltage | 37.5kVA-333K |
| Vector Group | Dyn1/Yyn0 | Secondary Voltage | 0.4 kV |
| Efficiency | ≥ 98% | Protection Class | IP23 |
| Overload Capacity | 1.2 times rated power for 1 hour | Mounting Type | Pole Mounted |
| Operating Temperature | -25°C to 40°C | Cooling Method | ONAN |
| Winding Material | Copper | Insulation Class | Class A |
| Primary Voltage | 11 kV | Rated Power | 5 kVA |
| Short Circuit Impedance | 4% | Place of Origin | China |
| Brand Name | HENTG Power | Model Number | ZGS Series |
| Certification | CE | ||
| High Light | IP23 Single Phase Pole Mounted Transformer ，Copper Winding Pole Mounted Transformer | ||
| Attribute | Value |
|---|---|
| Frequency | 50Hz, 60Hz |
| Phase | Single Phase |
| Application | Distribution system |
| Coil Structure | Shell-Type Coil, layer coil, fully sealed construction, Disc Coil, round coil |
| Output Voltage | 110V, 220V, 380V, 400V, 440V, 480V |
| Input Voltage | 10kV, 35kV, 69kV, 110kV, 115kV, 132kV, 220kV, 400kV |
| Type | Oil-Immersed Transformer |
| Rated Capacity | 15KVA-500KVA |
| Low Voltage | 110 LV - 690 LV |
| Rated Voltage | 37.5kVA-333K |
| Vector Group | Dyn1/Yyn0 |
| Secondary Voltage | 0.4 kV |
| Efficiency | ≥ 98% |
| Protection Class | IP23 |
| Overload Capacity | 1.2 times rated power for 1 hour |
| Mounting Type | Pole Mounted |
| Operating Temperature | -25°C to 40°C |
| Cooling Method | ONAN |
| Winding Material | Copper |
| Insulation Class | Class A |
| Primary Voltage | 11 kV |
| Rated Power | 5 kVA |
| Short Circuit Impedance | 4% |
| Rated capacity (KVA) | Tapping range | LV | No-load loss | Load loss | Dimension (mm) | Efficiency |
|---|---|---|---|---|---|---|
| 15 | ±2* 2.5% | 110 120 208 240 277 347 415 416 480 600 690 | 60 80 100 120 130 150 | 330 370 450 620 850 1150 | 520 560 610 635 754 770 795 | 98.8 |
| 25 | 98.95 | |||||
| 37.5 | 99.05 | |||||
| 50 | 99.11 | |||||
| 75 | 99.19 | |||||
| 100 | 99.25 | |||||
| 167 | 99.33 | |||||
| 99250 | 99.39 | |||||
| 333 | 99.43 | |||||
| 500 | 99.49 |
Safety Distance:
≥3m from Buildings
≥4.5m above Ground (Road)
Grounding Requirements:
Independent Grounding Electrode Resistance <10Ω
Grounding Wire Cross-Sectional Area ≥25mm²
| Phenomenon | Possible Cause | Emergency Measures |
|---|---|---|
| Abnormal humming | Loose core | Tighten bolts during power outage |
| Oil temperature > 85℃ | Overload/poor heat dissipation | Forced air cooling + load reduction |
| Bushing flashover | Dirt accumulation | Live cleaning (certification required) |
Founded in 2011 | 100,000㎡ production base | One-stop service for design, manufacturing and installation
Company Details
Business Type:
Manufacturer
Year Established:
2011
Total Annual:
300-500MVA
Employee Number:
150~200
Ecer Certification：
Verified Supplier
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