Product Description
Power Frequency AC Withstand Test System
The Power Frequency AC Withstand Test System is a high voltage testing solution used to verify the insulation performance of electrical equipment under power frequency AC voltage. The complete system includes a Transformer Control Console and a High Voltage Test Transformer, providing stable voltage output and safe operation for testing transformers, switchgear, cables, motors and other electrical products.
Transformer Control Console
The Transformer Control Console is designed for system operation, voltage adjustment, measurement monitoring and safety protection. Different control configurations are available according to testing requirements.
- Pointer Type Control Console
Simple structure with reliable operation and long service life.
- Digital Display Control Console
Displays voltage and current parameters clearly for easier monitoring.
- Intelligent Control Console
Supports automatic control, protection functions and test data management.
Technical Parameters of Control Console
| Model |
Capacity (kVA) |
Power Supply Voltage (V) |
Control Mode |
Printing Function |
Display Mode |
| SXTC-I |
0.5-50 |
220/380 |
Manual Control |
- |
Pointer / Digital Display |
| SXTC-II |
0.5-500(Voltage Regulator External Configuration for ≥100kVA) |
220/380 |
Electric Control |
- |
Pointer / Digital Display |
| SXTC-III |
0.5-500(Voltage Regulator External Configuration for ≥100kVA) |
220/380 |
Fully Automatic Control |
√ |
Chinese Display, USB Interface (Optional) |
| SXTC-IV |
0.5-500(Voltage Regulator External Configuration for ≥100kVA) |
220/380 |
Industrial Computer Control |
√ |
Computer Display |
Notes:
- The control mode can be selected according to customer requirements, including manual control, electric control and fully automatic control.
- Printing function and computer communication interface can be added according to customer requirements.
- Customized configurations are available for special testing requirements.
- Display language options include Chinese, English and bilingual display.
High Voltage Test Transformer
The High Voltage Test Transformer is the main voltage boosting unit, generating stable AC high voltage for insulation withstand tests.
Available transformer structures include:
- Oil Immersed Test Transformer
Reliable performance with excellent heat dissipation for continuous operation.
- Gas Insulated Test Transformer
Compact design suitable for space-limited testing environments.
- Dry Type Test Transformer
Clean operation for indoor laboratories.
Technical Parameters of High Voltage Test Transformer
| Model |
Insulation Type |
Voltage Range |
Capacity Range |
Control Mode |
Remarks |
| YDQ(Z) |
SF₆ Gas Insulated |
Single Unit: 50-500kVSeries Connection: 200-800kV |
5-500kVA |
Manual / Automatic |
Equipped with intelligent control console or can be controlled by intelligent console |
| YDJ(Z) |
Oil Immersed Insulation |
Single Unit: 50-200kVSeries Connection: 200-800kV |
2-300kVA |
Manual / Automatic |
Equipped with intelligent control console or can be controlled by intelligent console |
| GTB(Z) |
Epoxy Resin Insulation |
Single Unit: 50-100kVSeries Connection: 100-300kV |
2-50kVA |
Manual / Automatic |
Equipped with intelligent control console or can be controlled by intelligent console |
Note:
The withstand voltage test system can be equipped with an automatic control console or controlled by a control unit to realize automatic voltage rise, automatic timing, target voltage setting, automatic voltage regulation speed control and computer operation.
Models with (Z) indicate that the equipment supports AC and DC dual-purpose testing functions.
FAQ
Q1: What is included in the test system?
A: It includes a Transformer Control Console and High Voltage Test Transformer.
Q2: Can the control unit be customized?
A: Yes, different control modes are available according to customer requirements.
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