DC Link Capacitor
The latest catalog-2024
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Newly Designed Power Electronic Capacitor with Self-healing Capability (DKMJ-S)
Capacitor Model: DKMJ-S
Features:
1. Copper nuts/screws electrodes, easy installation
2. Metallic packaging filled with dry resin
3. Large capacitance in small physical size
4. Resistance to high voltage with self-healing capability
5. Capability of operating under high ripple current
6. Longer Life Expectance and Better Performance Compared to Electrolytic Capacitors
Applications:
1. Energy Storage and Filtering in DC-Link Circuit
2. VSC-HVDC Applications based on IGBT (Voltage Sourced Converter) Transmitting Power Underground over Long Distance
3. Shore Power Supplies to Islands
4. Photovoltaic Inverter (PV), Wind Power Converter
5. Electric Vehicles (EVs) and Hybrid Electric Vehicles (HEVs)
6. All Kinds of Frequency Converters and Inverters
7. SVG, SVC Energy Management Devices
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Customized self-healing Film Capacitor for EV and HEV Applications
Advanced power film capacitors with controlled self-healing technology are one of the power electronics solutions that EV and HEV engineers can rely on to meet the stringent size, weight, performance, and zero-catastrophic-failure reliability criteria of this demanding market.
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Power electronic film capacitor
CRE produces the following kinds of power electronic capacitors:
MKP metallized plastic film, compact, low-loss. All capacitors are self-healing, i.e. voltage breakdowns heal in a matter of microseconds and so produce no short circuit.
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High current DC link film capacitor for electric drivetrain inverters
1. Plastic package, sealed with eco-fridendly epoxy resin, copper leads, customized dimension
2. Resistance to high voltage, self-healing metallized polypropylene film
3. Low ESR, high ripple current handling capability
4. Low ESR, effectively reduce the reverse voltage
5. Large capacity, compact structure
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Metalized film capacitor for power supply application (DMJ-MC)
Power electronic film capacitors DMJ-MC series
Polypropylene film capacitors can qualify for high-class applications.
1. Very low dissipation factors (tan δ)
2. high quality factors (Q)
3. low inductance values (ESL)
4. No microphonics compared with ceramic capacitors
5. Metallized construction has self-healing properties
6. High rated voltages
7. High ripple current withstand
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High voltage self-healing film capacitor in electronic and electrical devices
PP Film Capacitors for power electronics
CRE strongly focused on rules for the capacitor safety and performance in equipment.
PP film capacitors have the lowest dielectric absorption, which makes them suitable for applications such as sample-and-hold applications, and audio circuits. They are available for these precision applications in very narrow capacitance tolerances.
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Custom-made dry capacitor solution for rail traction 3000VDC
Rail traction capacitor DKMJ-S series
1. Self-healing and dry-type capacitor with stainless steel case
2. Segmented metallized PP film which ensures low self-inductance
3. High rupture resistance and high reliability
4. Over-pressure disconnection is not considered necessary
5. The capacitor top is sealed with self-extinguishing eco-friendly epoxy.
6. CRE patent technology ensures very low self inductance.
