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China Pulse Capacitor for Impulse Voltage Generators - Top Suppliers & Factory for High Voltage Equipment
Flair Pulse Capacitor Features
Medium: Coarse polypropylene film
Electrode: Foil
Noninductive winding
Vacuum impregnation
Superior electrical insulation property and low temperature resistance
Capable of withstanding large current and high voltage strike without loss.
Technical Feature
| Parameter | Specification Details |
|---|---|
| Rated voltage range | 0.5KVdc - 100KVdc |
| Rated capacitance range | 0.05 ~ 10000µF |
| Tolerance | ±5% or ±10% |
| Dissipation factor tanδ | tanδ |
| Insulation resistance between terminals | C≤1µF R≥1000MΩ; C>1µF RC≥1000S |
| Test voltage between terminals | See details as below table 1 |
| Sealing test | At 75℃ ± 5℃, no leaking last for 4 hours |
| Charge and discharge test between terminals | Under rated voltage, withstand 10000 times DC charge and discharge |
| Working environment | -40℃ ～ +85℃ |
| Working Humidity | ≤75% |
Pulse capacitor Test Voltage table 1
| Pulse Capacitor Application | Test Voltage |
|---|---|
| Impulse voltage divider capacitor | 1.0 Un |
| Impulse Voltage capacitor | 1.2 Un |
| High Voltage DC-link capacitor | 1.2 Un |
| Impulse current capacitor | 1.3 Un |
| Oscillation circuit capacitor | 1.3 Un |
| Continuous pulse capacitor | 1.4 Un |
| Rectifier filter pulse capacitor | 1.4 Un |
Un = rated voltage of capacitor Kv
Frequently Asked Questions (FAQ)
What is the dielectric medium and electrode structure of the Flair pulse capacitor?
The Flair pulse capacitor uses a coarse polypropylene film as the medium and foil as the electrode, utilizing a noninductive winding design.
What are the rated voltage and capacitance ranges available?
The rated voltage range spans from 0.5KVdc to 100KVdc, and the rated capacitance range is between 0.05µF and 10000µF, with a tolerance option of ±5% or ±10%.
What is the working environment temperature and humidity range?
The capacitor is designed to operate in temperatures ranging from -40℃ to +85℃, with a working humidity limit of ≤75%.
How durable is the capacitor under constant charge and discharge cycles?
Under its rated voltage, the capacitor is capable of withstanding up to 10,000 times of DC charge and discharge cycles.
What are the test voltage specifications for different pulse applications?
The test voltage varies by application: 1.0 Un for impulse voltage dividers; 1.2 Un for impulse voltage and high-voltage DC-link; 1.3 Un for impulse current and oscillation circuits; and 1.4 Un for continuous pulse and rectifier filter pulse capacitors.
How is the sealing reliability of the capacitor tested?
The sealing test is conducted at a temperature of 75℃ ± 5℃, ensuring no leakage occurs over a duration of 4 hours.