
HZ3051 5000V Insulation Resistance Testing Instrument
Huazheng Electric Manufacturing (Baoding) Co., Ltd. is one of the leading manufacturers and suppliers of HZ3051 5000V Insulation Resistance Testing Instrument in China. Please feel free to buy high quality equipment for sale here from our factory. Good service and reasonable price are available.
HZ3051 5000V Insulation Resistance Testing Instrument
HZ3051 insulation resistance tester is a specialized instrument used to measure the insulation resistance of electrical equipment, suitable for insulation testing and maintenance of transformers, generators, high-voltage motors, and other equipment.
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Fixed test voltage |
100V, 250V, 500V, 1000V, 2500V, 5000V |
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Self-defined test voltage |
The voltage range is from 50 V to 5000 V, with a minimum step voltage of 10 V. When the up or down button is long-pressed, the step voltage value automatically switches to 50 V, thereby increasing the adjustment speed. |
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Voltage output accuracy |
0%~+10% |
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Short-circuit current |
Adjustable within 1mA~6mA,with step currents of 1mA |
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Short-circuit current accuracy |
±5% |
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Continuous power output |
27W |
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Output voltage measurement |
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Accuracy |
±(2%+3) |
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Capacitance measurement |
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Measurement range |
10nF~25uF,test voltage≥100V |
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Accuracy |
±10%±5nF |
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Discharge rate of capacitance test samples |
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Discharge rate |
5kV~50V, ≤0.47s/uF |
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Usage conditions and appearance |
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AC power supply |
85~264Vrms,50/60Hz,25VA |
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Built-in battery |
16.8V,3200mAH lithium battery |
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Built-in charger |
16.8V 1.5A |
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Battery range |
5kV@100MΩ load,about 6 hours |
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Dimension |
320mm(L)×270mm(W)×150mm(H) |
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Weight |
2.9kg |
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Operating temperature |
-10℃~50℃ |
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Relative humidity |
<90%,no condensation |
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Product Appearance

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Color LCD screen with a 5-inch display size and a resolution of 800×480. |
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Test power supply "L(-)" negative output terminal. |
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GUARD (Protection Ring) terminal. |
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Test power supply "E(+)" positive output terminal. |
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Operation buttons and status indicator light. The status indicator light is RGB full-color indicator light that displays different colors based on the instrument's working state. Long press for 2 seconds to start testing in the test parameter setting interface or test data display interface; short press to stop testing. When the status indicator is green, it indicates the test has stopped; When red, it show testing is in progress. Up, down, left, and right buttons: Used to adjust values or move the cursor; Power/ESC button: Long press for 2 seconds to turn on/off; Short press to return (cancel) operations. |
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Packing List
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No. |
Item |
Qty |
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1 |
Tester |
1 |
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2 |
Test wires(1 red high-voltage test wire, 1 blue shielded protection wire, 1 black high-voltage test wire) |
1 |
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3 |
Three-core power cord |
2 |
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4 |
User's Manual |
2 |
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5 |
Warranty Card |
1 |
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6 |
Test Report |
1 |




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