HVHIPOT Variable Frequency AC Resonant Test System (GDTF-120kVA/120kV)

• Customization: Available
• After-sales Service: YES
• Warranty: 1
• Model NO.: GDTF-120kVA/120kV
• Model Number: GDTF-120kVA/120kV
• Rated capacity: 120kVA
• Input power supply: Single phase 220V or three phase 380V, 50Hz
• Rated voltage: 30kV; 120kVA
• Rated current: 4A; 1A
• Working frequency: 30-300Hz
• Protective function: over-current, over-voltage, flashover protection
• Transport Package: Wooden Case
• Specification: ISO, SGS
• Trademark: HV Hipot
• Origin: Wuhan China
• HS Code: 9030849000
• Production Capacity: 10000 Sets/Year

Product Description

I. Test Object and Requirement

The system is specially designed for AC withstand voltage test for below items, with below specifications and requirements.

Test object	Specifications	Capacitance	Test frequency	Test voltage	Test time
Transformer	6/66kV/25000kVA	≤0.012uF	45-65Hz	112kV	1min
Generator	6kV/12MW	≤0.1uF	45-65Hz	15kV	1min

II. Working Environment

Environmental temperature	-15ºC to 45ºC
Related humidity	≤ 90% RH
Altitude	≤ 3km

III. Technical Data

Rated capacity	120kVA
Input power supply	Single phase 220V or three phase 380V; 50Hz
Rated voltage	30kV; 120kVA
Rated current	4A; 1A
Working frequency	30-300Hz
Output waveform	sine wave
Waveform distortion rate	≤1%
Working time	constant working of 5 mins under rated load; working of 1 min under 1.1 times of rated voltage
Temperature rise	≤65K after constant working of 5mins under rated load
Quality factor	Q ≥30 (f=45Hz)
Protective function	overcurrent, overvoltage and flashover protections for test object.
Accuracy	1.5% (RMS)

Combination utilization test object	HV factor	Selection of Excitation transformer output
6/66kV/25000kVA transformer	4 set reactors in series	5kV
6kV/12MW generator	1 set reactor	2.5kV

IV. Parameters for Individual Parts

1. Exciting Transformer  GDJL-6kVA/2.5/5kV/0.4kV (1 set)

Rated capacity	6kVA
Input voltage	0-400V, single phase
Output voltage	2.5/5kV
Type	Dry type transformer
Weight	approx. 38kg

2. Variable frequency power supply GDTF -6kW/220/380V (1 set)

Rated output capacity	6kW
Working power supply	220/380±10%V (single/ three phase, power frequency)
Output voltage	0-400V, single phase
Rated input current	13A
Rated output current	13A
Voltage resolution	0.01kV
Voltage measuring accuracy	0.5%
Frequncy adjusting range	30-300Hz
Frequncy adjusting resolution	≤ 0.1Hz
Frequency stability	0.1%
Working time	constant working of 5mins under rated capacity
Temperature rise	≤ 65K after constant working of 5mins under rated capacity.
Noise	≤50dB
Weight	10kg

3. HV Reactor  GDDK-30kVA/30kV (4 sets)

Rated capacity	30kVA
Rated voltage	30kV
Rated current	1A
Inductance	100H (per set)
Quality factor	Q ≥30 (f=45Hz)
Type	Dry type transformer
Weight	approx. 50kg

4. Capactive Divider  GDFR-120kV/800pF (1 set)

Rated voltage	120kV
Capacitance	800pF
Dielectric loss	tgσ ≤0.5%
Divider ratio	1500:1
Measuring accuracy	1.5%
Weight	approx. 9kg

5. Compensated capacitor   GDBC-120kV/8000pF (1 set)

Heated voltage	120kV
Capacitance	8000pF
Weight	approx. 10kg

V. Packing List
 

No.	Name	Module No. & SPECS	Quantity
1	Exciting Transformer	GDJL-6kVA/2.5/5kV/0.4kV	1 set
2	Variable frequancy power supply	GDTF-6kW/220/380V	1 set
3	HV Reactor	GDDK-30kVA/30kV	4 sets
4	Capacitive Divider	GDFR-120kV/800pF	1 set
5	Compensated capacitor	GDBC-120kV/8000pF	1 set
6	Connecting Cable		1 set
7	Factory Test Report		1 copy
8	User's Guide		1 copy