0-300kV SF6 Insulated High Voltage Test Transformer For Substation Maintenance
Price:
180usd
MOQ:
1
Delivery Time:
1 week
Brand:
MINGYANG
Product Description
Electrical Insulation Tester High Voltage Test Transformer
Professional high voltage test transformer designed for substation maintenance and commissioning applications, featuring advanced safety systems and precision measurement capabilities.
Operation Console Specifications
| Parameter | Specification |
|---|---|
| Rated Capacity | 1.5~100kVA (optional) |
| Rated Output Current | 7.5~232.5A (optional) |
| Rated Output Voltage | 0-430V |
| Input Power Supply | Three-phase AC 380V ± 10% (single-phase AC 220V ± 10%); 50Hz ± 5 Hz |
| Input Current | 7.5-250A (optional) |
| Timing Length | 0-9999S (special mode for long-term operation) |
| Voltage Accuracy | ≤ 1.0% ± 1 word (F.S) |
| Current Accuracy | ≤ 1.0% ± 1 word (F.S) |
SF6 Inflatable Test Transformer Specifications
| Parameter | Specification |
|---|---|
| Rated Capacity | 1.5~100kVA (optional) |
| Low Voltage Side Voltage | 400V (optional) |
| Low Voltage Side Current | 7.5-250A (optional) |
| High Voltage AC Output Voltage | 0-300kV (optional) |
| High Voltage AC Output Current | 0-3000mA (optional) |
| Measurement Ratio | 1000:1 |
| Impedance Voltage | 4-9% |
| Output Voltage Waveform | Sine wave |
| Transformation Ratio Error | ＜± 1% |
| Waveform Distortion Rate | ≤ 3% |
| Continuous Full Load Operation | ≥ 1-2 hours (50℃ temperature rise) |
| No Load Loss | 0.2%~0.4% |
| Voltage Measurement Accuracy | 1.0% FS ± 3 words |
| Current Measurement Accuracy | 1.0% FS ± 3 words |
| SF6 Insulation Gas Content | 99.999% (national standard) |
| Gas Pressure | 0.4Mpa |
Key Product Features
- Comprehensive monitoring with high-voltage voltage, low-voltage current, zero position, power, work status, and timing indicators
- Advanced safety protection with overcurrent protection, zero start protection, and audible/visual alarm systems
- Precision timing control with extended range (1S~99H) using new time relay technology
- Enhanced reliability with advanced current relay for personnel and equipment safety
- Stable performance through hardware and software anti-interference technology
- High-quality construction with cylindrical multi-layer tower high-voltage coils using premium polyester enameled wire
- Compact and portable design with lightweight construction and superior performance
- Mobile operation capability (5kVA and above models include movable iron wheels)
- Significant weight reduction (20%-65% lighter than equivalent oil-immersed transformers)
- Maintenance-free operation with clean, oil-free design
- Weather-resistant performance with no static testing required for on-site transportation
- Enhanced insulation strength with minimal corona effect compared to oil-immersed transformers
- Versatile application for AC withstand voltage testing of primary electrical equipment
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Company
Wuhan Mingyang Technology Co., Ltd
Location
Hao Mai Mansion, No. 11, Wudayuan First Road, East Lake High-Tech Development Zone, Wuhan, Hubei Province, P.R.China
Contact Person
Emma Zhang