The new generation of portable DC Hipot Test Set is based on the latest national electric standard DL/T848.1-2004 “The technical specification of DC hipot tester”. ZGF Series DC Hipot Test Sets are mainly used in the electric power sector, mining, metallurgy, steel and other power companies for DC hipot testing on surge arrester, power cables, transformers, generators and other electrical equipment.
Overview
Product characteristics
● Adopt high frequency multivoltage circuit PWM pulse width modulation technology and high-power IGBT devices.● Adopt voltage large feedback output voltage is stable ripple factor less than ≤1%.
● Full range with smooth regulating voltage regulate fitness precision ≤0.5% stability≤1%，voltage / current error 1%（reading ±0.2KV） current error ±1 digital.
● Potentionmeter step up from zero.
● 75%UDC1mA functional button easy for MOA testing accuracy:1% reading ±1%.
● Over voltage protection adopts drawing code setting is clear error ±1%.
● Multivoltage cylinder adopt new material light weight firm. The surface coated special insulation material good electrical performance strong moisture resistance.
● Folding supporting type long diameter stable performance.
● ZGF40KV integrated design high voltage drag cable easy for field testing.
● ZGF serious product meet the DL/T848.1-2004 technical requirement and have been inspected by electric quality & inspection department strict implementation of company standard.
Models
Integrated type
Separate type
| Type Parameter | 40/3 | 60/2 | 60/3 | 60/5 | 80/2 | 100/2 | 120/2 | 120/5 |
| Rated voltage (KV) | 40 | 60 | 60 | 60 | 80 | 100 | 120 | 120 |
| Rated current (mA) | 3 | 2 | 3 | 10 | 2 | 2 | 2 | 5 |
| Rated power (W) | 120 | 120 | 180 | 600 | 160 | 200 | 240 | 600 |
| Voltage measure accuracy | Data display meter ± (1.0% reading ±2digit) | |||||||
| Current measure accuracy | Data display meter ± (1.0% reading ±2digit) | |||||||
| Ripple factor | ≤1% | |||||||
| Voltage stability | Random fluctuation when power voltage change ±10% ≤1% | |||||||
| Overload capacity |
The no load voltage can exceed 10% of rated voltage for 10 min. The maximum charge current is 1.5 times rated current. |
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| Power supply | Single-phase AC 50Hz 220V±10% | |||||||
| Operation method | Intermittent use | |||||||
| The longest running time is 30 minutes each time | ||||||||
| Working environment | Temperature: -10～40℃ | |||||||
| when indoor temperature is 25℃ the relative humidity should be less than 85% (non-condensing) | ||||||||
| Altitude: less than 1500m | ||||||||
| With capacitive load capacity | The electric capacity of test object without limited | |||||||
| Can use 1.5 times rated current to charge | ||||||||
| Structural features | Epoxy glass steel electrical insulation voltage multiply cylinder | |||||||
| Air insulation without leakage. | ||||||||
| Operational box features | High precision 0.75UDC1mA single touch button (Accuracy ≤1.0%) suitable for MOA test | |||||||
| Over voltage adopt drawing code setting clearance | ||||||||
| Integrated type all accessories in one box portable to carry and test | ||||||||
Separate type
|
Type Parameter |
200/2 | 200/5 | 300/2 | 300/5 | 400/3 | 400/5 | Other grade |
| Rated voltage (KV) | 200 | 200 | 300 | 300 | 400 | 400 | 500 ~ 1000KV can be customized |
| Rated current (mA) | 2 | 5 | 2 | 5 | 3 | 5 | |
| Rated power (W) | 400 | 1000 | 600 | 1500 | 1200 | 2000 | |
| Voltage measure accuracy | Data display meter ± (1.0% reading ±2digit) | ||||||
| Current measure accuracy | Data display meter ± (1.0% reading ±2digit) | ||||||
| Ripple factor | ≤ 1% | ||||||
| Voltage stability | Random fluctuation when power voltage change ±10% ≤1% | ||||||
| Overload capacity |
The no load voltage can exceed 10% of rated voltage used for 10 minutes. The maximum charge current is 1.5 times rated current. |
||||||
| Power supply | Single-phase AC 50Hz 220V±10% | ||||||
| Operation method | Intermittent use | ||||||
| The longest running time is 30 minutes each time | |||||||
| Working environment | Temperature: -10 ~ 40℃ | ||||||
| when indoor temperature is 25℃ the relative humidity should be less than 85% (non-condensing) | |||||||
| Altitude: less than 1500m | |||||||
| With capacitive load capacity | The electric capacity of test object without limited | ||||||
| Can use 1.5 times rated current to charge | |||||||
| Structural features | Epoxy glass steel electrical insulation voltage multiply cylinder | ||||||
| Air insulation without leakage. | |||||||
| Operational box features | High precision 0.75UDC1mA single touch button (accuracy ≤ 1.0%) most suitable for zinc oxide arrester (surge arrestor) test | ||||||
|
Over-voltage protection adopts clear to see |
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Remarks: Other voltage and current can be customized according to your requirement.
Power voltage: AC 100V /110V /115V /120V /200V /220V /230V /240V can be customized;
Input frequency: 50Hz/60Hz can be customized;
Note: User can choose the corresponding power voltage which based on their local voltage and frequency please confirm it in advance.
