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Power Capacitors for Induction Melting Solutions - China Factory Suppliers for High Kvar Capacitors
Induction furnace will produce reactive power during operation, which is not directly converted into heat or mechanical energy, but being used to maintain the operating conditions of electrical equipment, such as the establishment of electromagnetic fields. Our induction heating capacitor can provide this part of reactive power, so as to optimized the factor of the power system and increase the efficiency of energy utilization.
Brief introduction
Flair offers water cooled capacitor solutions in a wide variety of induction heating applications, like casting, melting, hardening, quenching, heating treatment etc. The electrical configurations mainly designed as below options:
- ✓ Pressure switches
- ✓ Internal discharge resistors
- ✓ insulated case or non-insulated case
- ✓ Mounting fixture and installtion method
- ✓ cooling water connections, Number of cooling water pipes
- ✓ Terminal connections
General Technical Spec
| Rated Voltage range | Up to 8000V |
| Rated Frequency | From 50Hz to 300Khz |
| Rated capacity | Up to 15000Kvar |
| Dielectric | All Film or metallized film |
| Filling material | insulation oil （Non polychlorodiphenyls） |
| Nos of Terminals | Customization |
| Temperature category | -25℃- 50℃ |
| Case material | Aluminum alloy/stainless steel/brass |
| Cooling method | Water cooling/air cooling/natural cooling |
| Capacitor standard | GB/T3984.1-2004/IEC60110-1:1998 |
Technical features of induction heating capacitor:
1
All PP film structure, aluminum foil folding / Metalized film for different designs
2
Biodegradable insulation oil (non-PCB), different impregnation oil applied for all film and metalized film dielectric;
3
Single water tube（Max 10 groups）, double water tube and four water tubes design(2 groups) for options.
4
Insulated shell and non-insulation shell for options
5
liquid-cooled
6
high Kvar: Volt RMS x Amps RMS reactive power
7
Mid-frequency and high frequency available
8
Power losses: 0.10 – 0.40 watts/KVAR typical
9
Voltages: AC RMS sinewave, +10% typical surge AC non-sinusoidal
10
RMS currents: 115% rating current
11
Output cooling water temp: Max 45℃
12
Encapsulation: Low loss insulation oil impregnant
Flair strengths
Flair is to be a technology-based capacitor factory, we pay a great attentation on technology development. We’re commited to make scientific-technical progress for induction heating/melting capacitors. We have invested many sophisticated equipments such as fully-automatic winding machine, vacuum impregnating tank, automatic welders etc. The entire process of product quality are in full control. With powerful productivity, excellent equipment, advanced technology and perfect quality testing system, we sincerely hope to work with you to create more possibilites for electromagnetic induction heatings.
With providing customized solutions for AC power water cooled capacitor, DC-link water cooled capacitors, Air cooled capacitors for medium freqeuency induction heating furnace, we have been accumilated a great many of experiences. Welcome to inquiry us if you in need of intermediate-frequency indcution heating capacitors, ultra-sonic induction heating capacitors, DC filtering capacitors, high voltage capacitors etc. We will make a solution just for you.
Operation Notes:
| working environment | Indoors |
| Altitude Applicable | Less than 1000m |
| Ambient Temperature | -20 /+50℃ |
| Capacitance Tolerance | -5/+10% |
| Maximum Voltage Available | Rated Voltage× 1.05 |
| Maximum Current Available | Rated current× 1.15 |
| Dielectric Materials | polypropylene film |
| Insulating Oil | PXE or M/DBT (Non-PCB) |
| Cooling method | Water cooled/air cooled |
| Cooling Water Quality | Soft water which is free of impurities that with PH value in a range of 6 to 9 |
| Cooling water flow rate | Min Flow rate Capacity(Kvar) |
| Higher Kvar requires higher water flow rate | 3L/Min Less than 500Kvar |
| 6L/Min 500-800Kvar | |
| 8L/Min 800-1500Kvar | |
| 10L/Min More than 2000 | |
| Required Water Pressure | About 2.5〜3.5kg/cm2(maximum 10kg/cm2) |
| Required Inlet Water Temperature | No more than 35℃ |
| Required Outlet Water Temperature | No more than 45℃ |
| Capacitor Case Material | Aluminium Alloy / Stainless steel ( Thickness 3mm) |
| Pressure Switch | Normally closed (NC) type OFF 0.08Mpa ON 0.05Mpa |
| Installation Method | Vertically Installed / non-suspended |
| Maximum Tightening Torque | 15N·m |
| Minimum Space Required among Capacitors or other | Minimum 5 cm |
| Connecting Lead | No excessive mechanical stress on terminals |
Frequently Asked Questions (FAQ)
Q:
What is the primary function of an induction heating capacitor?
Induction heating capacitors provide the necessary reactive power required to maintain electromagnetic fields in induction equipment. This optimizes the power factor of the system and increases overall energy efficiency.
Q:
What cooling methods are available for Flair induction heating capacitors?
Flair capacitors are designed with multiple cooling options, including water cooling, air cooling, and natural cooling, to match specific application demands and environmental conditions.
Q:
What are the water quality requirements for water-cooled capacitors?
The cooling system requires soft water free of impurities, with a pH value strictly within the range of 6 to 9. The inlet water temperature should not exceed 35°C, and the outlet water temperature should not exceed 45°C.
Q:
Does Flair offer customized capacitor configurations?
Yes, Flair provides customizable electrical configurations including pressure switches, internal discharge resistors, insulated or non-insulated cases, customized mounting fixtures, variable terminal connections, and customized cooling water pipes.
Q:
What dielectric materials and insulating oils are used in your capacitors?
We use high-quality polypropylene (PP) film or metallized film as the dielectric material. The filling insulating oil is non-PCB biodegradable oil (such as PXE or M/DBT) to ensure environmentally friendly and safe operations.