HZXB(L)-200kVA/50kV Power Frequency Inductance Resonant Withstand Voltage Test Device
Testing object
AC withstand voltage test of 22kV/600MW thermal power generator, capacity ≤0.2158uF, test frequency 50Hz, test voltage 47kV, test time 1min
Main technical parameters and functions
Rated capacity:200kVA;
Rated voltage:50kV;
Rated current:4A;
Operating frequency:power frequency 50Hz;
Output voltage waveform distortion rate:≤0.5%;
Allow continuous working hours:5min(under rated load);
Temperature rise after continuous operation for 5min under rated load: ≤65K;
Device's own quality factor:Q≥10;
System measuring accuracy:virtual value 1.5 class;
Output power:single 220V,50Hz;
Over current, over pressure and flashover protection are provided for the testing object;
System configuration and parameters
Excitation transformer JLB-20kVA/5kV/0.4kV 1 set
Rated capacity:20kVA;
Input power:220V,single phase;
Output voltage:3kV
Type:Dry type
Weight: about 125kg;
Temperature rise of coil to air after
1 min rated operation:≤65K;
Operating bench HZXB-(L)-20kVA/380V (Including voltage regulator) 1 Set
Rated capacity:20kVA;
Input voltage:380V
Output voltage:0~250V;
Protection function: zero, overcurrent, overvoltage and flashover protection;
Weight:about 100kg;
Adjustable reactor DK(L)-200kVA/50kV 1 Set
Rated capacity:200KVA;
Rated voltage:50kV;
Rated current:4A;
Adjustable inductance:47H~127H;
quality factor:Q≥10;
Type: Dry type, adjustable with iron core:;
Quantity:1 set;
Weight:about 180Kg ;
High voltage divider FRC-50kV 1 Set
Rated voltage:50kV
Testing accuracy:AC RMS 1.5 class;
Dielectric loss:tgσ≤0.5%;
The ratio of divided voltage:1000:1,accuracy:≤1.0%;
Weight:about 10Kg;
Compensating capacitor BC-50kV/0.08uF 1 Set
Rated voltage:50kV;
High voltage capacity:0.08uF
Weight:15kg
List of equipment configuration
| No. | Name | Model | Unit | quantity | Comment |
| 1 | Excitation transformer | JLB-20kVA/5kV/0.4kV | set | 1 | |
| 2 | Control Bench | HZXB-(L)-20kVA/380V | set | 1 | |
| 3 | Adjustable reactor | DK-(L)-200kVA/50kV | set | 1 | |
| 4 | Divider | FRC-50kV | set | 1 | |
| 5 | compensating capacitor | BC-50kV/0.08uF | set | 1 | |
| 6 | Testing Line | set | 1 |
After sale service
1) upon the arrival of the equipment, the supplier shall be responsible for technical support services for the related technical personnel of the equipment, in accordance with the provisions on debugging related matters in the contract between the supplier and the supplier.
2) the supplier shall guarantee the equipment for one year from the date of delivery. During the warranty period, the supplier shall be responsible for the free inspection and replacement of parts and components of the product (the equipment subject, excluding the easy-to-use accessories such as wiring, etc.).
3) the supplier shall provide lifelong maintenance if the warranty period exceeds one year.Above one year, within three years, the supplier is free of maintenance time fee and only charge maintenance cost.At least 3 years will be charged according to the normal procedure (maintenance time fee, material fee, and additional).
4) implement all-weather technical response service, and provide technical solutions within 8 hours after receiving calls or faxes about problems in the use of the products.
5) if the equipment is damaged or cannot be used due to improper operation or force majeure, it is not covered by this warranty.















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