ZGF Series DC Hipot Test Set

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.

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.

Integrated 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.
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