High Voltage Insulation Equipment
LZGF Integrated DC Hipot Tester: Advanced Insulation & Leakage Testing
The LZGF Integrated DC Hipot Tester is a next-generation portable high-voltage instrument designed per DL/T848.1-2004 standards. It accurately measures insulation strength and leakage current in power cables, transformers, and zinc oxide arresters, combining cutting-edge technology with unmatched safety.
Product Parameters
Technical Parameters
| specification | 60/2 | 60/3 | 60/5 | 120/2 | 120/3 | 120/5 |
| Rated voltage（kV） | 60 | 60 | 60 | 120 | 120 | 120 |
| Rated current（mA） | 2 | 3 | 5 | 2 | 3 | 5 |
| rated power（W） | 120 | 180 | 300 | 240 | 360 | 600 |
| Machine quality（kg） | 9 | 10 | ||||
| Machine volume（mm3） | 465*390*190 | 565*390*190 | ||||
| Double cylinder height（mm） | 440 | 535 | ||||
| Output voltage accuracy | ±(1.0%Reading ± 2 words) | |||||
| Output current accuracy | ±(1.0%Reading ± 2 words) | |||||
| Ripple coefficient | ≤0.5% | |||||
| Way of working | Intermittent use, rated load 30 minutes | |||||
| Overload capability | No-load voltage can exceed 10% of rated voltage for 10 minutes | |||||
| The maximum charging current is 1.25 times the rated current | ||||||
| power supply：AC220V±10% 50Hz | ||||||
| working environment | temperature：-10-40℃ | |||||
| Relative humidity: no more than 85% at room temperature of 25 ° C (no condensation) | ||||||
| Altitude: below 1500 meters | ||||||
Core Technologies
PWM Pulse Width Modulation: Ensures voltage stability (±0.5%) with ultra-low ripple.
Double Closed-Loop Feedback: Voltage and current feedback for real-time adjustment.
High-Frequency Voltage Doubler: Compact design with imported IGBTs and rectifier diodes.
EMI/EMC Shielding: Complies with electromagnetic compatibility standards (IEC 61010).
Key Features
| Feature | Benefit |
|---|---|
| 0.75U One-Button Function | Instant voltage drop for zinc oxide arrester testing (U1mA reference) |
| Nanosecond Protection Sensors | Zero/overvoltage/overcurrent/breakdown protection with <10ms response |
| Integrated Design | Host + pressure cylinder in one chassis (30% lighter than conventional models) |
| Digital Dial Overvoltage Setting | Precision adjustment (±0.1kV accuracy) |
Applications
Power Transformers: DC withstand voltage tests up to 200kV
High-Voltage Cables: Leakage current measurement (0.1µA resolution)
Zinc Oxide Arresters: Conductance current and U1mA tests
Industrial Equipment: Insulation diagnostics for circuit breakers, generators
Technical Specifications
Voltage Range: 5kV–200kV (customizable)
Ripple Coefficient: ≤1%
Weight: 15kg (typical for 60kV model)
Safety Standards: DL/T848.1-2004, IEC 61010, IEEE 4
Why Choose This Tester?
Portability: Integrated design reduces field deployment time by 50%.
Reliability: Imported IGBTs and diodes ensure 10,000+ test cycles.
User-Friendly:
Multilingual interface with clear labels
Zero-start potentiometer prevents sudden surges
For OEM configurations or bulk orders, request a quote today.
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