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Home /Products/High Voltage Cable Testing Equipment/Variable Frequency Resonant Withstand Ac High Voltage Test Set For Long HV XLPE Cable

Variable Frequency Resonant Withstand Ac High Voltage Test Set For Long HV XLPE Cable

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Variable Frequency Resonant Withstand Ac High Voltage Test Set For Long HV XLPE Cable
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Features
Specifications
Test Principle: Variable Frequency Resonant Circuit
MAX.Capacity: 9000KVA
Test Frequency: 20-300Hz
Test Accuracy: No Less Than 1.5%
Test Standard: IEC 60060-1:2010；IEC 60840:2011 And IEC 62067:2011 For XLPE Cable
Usage: AC Withstand Voltage Test
Max.Voltage: 150KV,300KV,450KV
Duty Cycle: 60 Mints
Special For: On-site Test For Long HV XLPE Cable And GIS
Application: Construction Line
Arcing Distance: 350mm
Breaking Capacity: 10kA
Creepage Distance: 500mm
Current Rating: 100A
Frequency: 50-60HZ
Mechanical Strength: ≥10kN
Oem: Available
Operating Temperature Range: -40°C To 85°C
Rated Current: 100A
Rated Voltage: 33KV
Safety Standards: IEC60282-2
Standard: IEC 60282-1
Structure: Vertical
Type: Outdoor
Highlight:

Resonant Ac High Voltage Test Set

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HV XLPE Cable Resonant Test System

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9000KVA High Voltage Cable Tester
Basic Infomation
Place of Origin: Ningbo，China
Brand Name: Ningbo Suntech Power
Certification: ISO9001
Model Number: CHX-9000KVA/150KV,300KV,450KV
Payment & Shipping Terms
Packaging Details: Export Standard Wooden Case With Fumigation Free
Delivery Time: 75~90 Working Days
Payment Terms: L/C, T/T
Supply Ability: 10sets / 3months
Product Description

Variable Frequency Resonant Withstand Voltage Test Set For Long HV XLPE Cable

 

I.Application :


This test set model CHX-9000KVA/150KV,300KV,450KV is designed for 132kV~400KV class long XLPE cable on-site AC hpot test and 362KV and below class GIS on-site AC hipot test with variable frequency resonant circuit technology; the highest test voltage is no more than 150KV,300KV,450KV through cylinder test reactor in parallel or in series connection ;the test frequency can be from 20-300Hz; the duty cycle is no more than 60mints.

 

Through modular test reactor is used in parallel or in seires, the test set model CHX-9000KVA/150KV,300KV,450KV also can be performed the following on-site AC hipot test:

1.1 No more than 150KV and 60A for long distance XLPE cable with no more than U0=87KV

1.2 No more than 300KV and 40A for long distance XLPE cable with no more than U0=160KV ;

170KV and below class GIS

1.3 No more than 450KV and 20A for long distance XLPE cable with no more than U0=230KV ;

362KV and below class GIS

 

Until now , these designed test set can form many different serialized model according to different HV or UHV withstand test applications through test reactors in series or in parallel connection and number of configurations in each set, The alike model can see clause 9.other typical model.


II. Main Components

 

SN Name of Components Type and specification Qty. Each weight Each Dimension
1 Variable frequency power supply FKVF-300kW/380V 1piece 280kgs 750*700*1200mm
2 Excitation transformer CQSB(J)-300kVA 1piece 3000kgs 950*850*900mm
3 HV resonant test reactor CHX(kf)-3000kVA/150kV 3pieces 4500kgs D1200*H1250mm
4 Capacitive divider TRF-450kV/1000pF 1set 275kgs D250*H2850mm
5 Special test accessories   1set    

Note:1.Load capacitantor can be optional when small load line is tesing or need analog load to control test frequency.

2.Test reactor can be produced to be 130KV,150KV,155KV,200KV, 250KV, 300KV, 350KV, 400KV for each piece rated voltage according to different tested object scope or customer requried. The max. rated current of each HV reactor can be 1~5A,10A,15A,20A,25A,30A.

 

III. Test priciple figure:
Portable Variable Frequency Resonant Withstand Voltage Test Set

VF: Variable Frequency Power Supply Source which is control and measurement part in the test circuit.

T : Excitation Transformer which provide the exciting voltage for HV test reactor
L : Test Reactor which is resonant inductance in the LC circuit and produce the test voltage

Cx: Tested Equipment

MOA1: Lightning Arrestor is protection part on the excitation transformer
C1,C2: Voltage divider(C1 is high voltage arm,C2 is low voltage arm ) which is HV voltage measurement part


IV. General Technical data:

  1. Mode of system test: Series resonant with variable frequency
  2. System model : CHX-9000KVA/150KV,300KV,450KV
  3. Input power supply : 380±10%(three-phase),50Hz/60Hz
  4. Number of HV test reactor: 3pieces
  5. Rated output capacity: 9000kVA
  6. Rated output Voltage: 150KV,300KV,450KV
  7. Max Test voltage : no more than 150KV,300KV,450KV
  8. Rated output current: 20A /single piece or in series；60A in parallal
  9. Reg. Freq range : 20Hz-300Hz
  10. Output Resonance voltage waveform: sine wave
  11. THD of output waveform: ≤1%
  12. Insulation level: Under 1.1 times and keeping 1min, normal
  13. Duty cycle : 60mins on under rated current working condition ;
  14. Quality factor of test set itself: Q≥60
  15. Temperature rise: Less than 65K under rated current working 60mints;
  16. Noise level: No more than 70B
  17. Reactor Structure: oil immersed type, epoxy tube cylinder type；


V. Main Measuring and control software panel as following :

 

Portable Variable Frequency Resonant Withstand Voltage Test Set
Note: This figure is display panel at setting test parameter step from control and measurement software on the VF power supply


VI.Accessories

  • Accessory box for storage accessoires
  • Input cables of power source
  • Output cables of power source
  • Output cables of exciting transformer
  • System grounding cables
  • Parallel cables of the reactor
  • HV measuring cables ( the signal output cables of voltage divider )
  • HV output cables(reactor to divide,divider to test object)
  • Supporting base for divider
  • Corona ring for test reactor and divider
  • A final test report, a quality Certificate ,a user manual and a packing list are offered .


VII. Other typical model

 

1 Optional model for 132KV class XLPE cable on-site withstand voltage test

 

Model Rated voltage Rated output current Rated output capacity Max Application
CHX-775KVA/155KV 155KV 5A 775KVA 132kV cable≤1km
CHX-1550KVA/155KV 155KV 10A 1550KVA 132kV cable≤2km
CHX-2325KVA/155KV 155KV 15A 2325KVA 132kV cable≤3km
CHX-3100KVA/155KV 155KV 20A 3100KVA 132kV cable≤4km
CHX-3875KVA/155KV 155KV 25A 3875KVA 132kV cable≤5km
CHX-7750KVA/155KV 155KV 50A 7750KVA 132kV cable≤10km
CHX-12400KVA/155KV 155KV 80A 12400KVA 132kV cable≤16km
CHX-15500KVA/155KV 155KV 100A 15500KVA 132kV cable≤20km
Special requirement can be made by order

Note :Tested cable voltage class≤ 132kV, 0.25uF/km

 

2 Optional model for 230KV class XLPE cable on-site withstand voltage test

 

Model Rated voltage Rated output current Rated output capacity Max Application
CHX-2020KVA/255KV 255KV 8A 2020KVA 220~230kV cable≤1km
CHX-4080KVA/255KV 255KV 16A 4080KVA 220~230kV cable≤2km
CHX-6120KVA/255KV 255KV 24A 6120KVA 220~230kV cable≤3km
CHX--8160KVA/255KV 255KV 32A 8160KVA 220~230kV cable≤4km
CHX--10200KVA/255KV 255KV 40A 10200KVA 220~230kV cable≤5km
CHX--20400KVA/255KV 255KV 80A 20400KVA 220~230kV cable≤10km
CHX--25500KVA/255KV 255KV 100A 25500KVA 220~275kV cable≤12.5km
Special requirement can be made by order

Note :Tested cable voltage class≤ 230kV, 0.25uF/km

 

3 Optional model for 330KV class XLPE cable on-site withstand voltage test

 

Model Rated voltage Rated output current Rated output capacity Max Application
CHX-3500KVA/350KV 350KV 10A 3500KVA 330kV cable≤1km
CHX-7000KVA/350KV 350KV 20A 7000KVA 330kV cable≤2km
CHX-10500KVA/350KV 350KV 30A 10500KVA 330kV cable≤3km
CHX-14000KVA/350KV 350KV 40A 14000KVA 330kV cable≤4km
CHX-21000KVA/350KV 350KV 60A 21000KVA 330kV cable≤5km
CHX-28000KVA/350KV 350KV 80A 28000KVA 330kV cable≤10km
Special requirement can be made by order

Note :Tested cable voltage class≤ 330kV, 0.25uF/km

 

4 Optional other model for long XLPE cable on-site withstand voltage test

 

Model Rated voltage Rated output current Rated output capacity

Application

(From 20Hz starting)
CHX-2600KVA/130KV 130KV 10A,20A 1300KVA For U0=64KV and below cable
CHX-3000KVA/150KV 150KV 10A, 20A 3000KVA For U0=87KV and below cable
CHX-10000KVA/250KV 250KV 20A, 40A 10000KVA For U0=127KV and below cable
CHX-20000KVA/250KV 250KV 20A, 80A 20000KVA For U0=127KV and below cable
CHX-21000KVA/350KV 350KV 20A, 60A 21000KVA For U0=230KV and below cable
CHX-42000KVA/350KV 350KV 20A, 80A 42000KVA For U0=230KV and below cable
Special requirement can be made by order

Note : XLPE cable test voltage is considering as 1.7U0

 

5 Optional model for HV or EHV class cable and GIS On-site AC hipot test

 

Model Rated voltage Rated output current Rated output capacity

Application

(From 20Hz starting)
CHX-2600KVA/130KV,260KV 130KV,260KV 20A@130KV 2600KVA

For U0=64KV cable

For 72.5KV class GIS
10A@260KV

For U0=127KV cable

For 145KV class GIS
CHX-9000KVA/150KV,300KV 150KV,300KV 60A@150KV 9000KVA

For U0=87KV cable

For 72.5KV class GIS
30A@300KV

For U0=160KV cable

For 170KV class GIS
CHX-10000KVA/250KV,500KV 250KV,500KV 40A@250KV 10000KVA

For U0=127KV cable

For 145KV class GIS
20A@500KV

For U0=290KV cable

For 362KV class GIS
CHX-20000KVA/250KV,500KV 250KV,500KV 80A@250KV 20000KVA

For U0=127KV cable

For 145KV class GIS
40A@500KV

For U0=290KV cable

For 362KV class GIS
CHX-21000KVA/350KV,700KV 350KV,700KV 60A@350KV 21000KVA

For U0=190KV cable

For 170KV class GIS
30A@700KV

For U0=290KV cable

For 550KV class GIS
Special requirement can be made by order

 

 

VIII. On-site test standard table from IEC 60840:2011 and IEC 62067:2011 for XLPE cable

 

Variable Frequency Resonant Withstand Ac High Voltage Test Set For Long HV XLPE Cable 2

 

Variable Frequency Resonant Withstand Ac High Voltage Test Set For Long HV XLPE Cable 3

IX. On-site insulation test standard table from IEC 62271-203:2011 for HV GIS

 

Variable Frequency Resonant Withstand Ac High Voltage Test Set For Long HV XLPE Cable 4

 

 

Tag:

Resonant Ac High Voltage Test Set

HV XLPE Cable Resonant Test System

9000KVA High Voltage Cable Tester

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