C3P3K506K11AHA01
High-power DC-Link capacitor with 50uF capacitance and 1100V rating for industrial drives and solar inverters.
Product Overview
Description
The C3P3K506K11AHA01 is a high-power metallized polypropylene DC-Link capacitor designed for industrial motor drives and solar inverter applications. With 50uF capacitance and 1100V DC rating, it is ideal for 690V AC industrial drives and 1000V DC solar systems.
This capacitor delivers exceptional ripple current capability of up to 50A at 70°C, making it suitable for high-power applications up to 100kW. The cylindrical aluminum case with M12 threaded terminals ensures reliable high-current connections.
The self-healing film technology and robust construction provide 100,000 hour lifetime at rated conditions. The capacitor features low ESR (<2mΩ) and ESL (<20nH) for efficient high-frequency operation.
Product Series
C
Primary Application
Industrial motor drives
Key Features
- High capacitance 50uF
- 1100V DC rating
- High ripple current 50A
- Low ESR <2mΩ
- M12 high-current terminals
- 100,000 hour lifetime
Specifications
| Capacitance | 50μF ±10% |
|---|---|
| Voltage Rating | 1100V DC |
| Ripple Current | 50A @ 70°C, 10kHz |
| ESR | <2mΩ @ 10kHz |
| ESL | <20nH |
| Temperature Range | -40°C to +105°C |
| Lifetime | 100,000 hours @ 70°C |
| Terminals | M12 threaded studs |
| Dimensions | 86mm dia × 150mm L |
| Mounting | Bottom stud M16 |
Applications
Industrial motor drives
Motor drive and control systems
Solar inverters
Renewable energy systems
Wind turbine converters
Power conversion and supply
UPS systems
Electronic system design
Power factor correction
Electronic system design
FAE Expert Insights
"The C3P3K506K11AHA01 is my go-to capacitor for 30-75kW industrial drives. The 50uF/1100V rating is perfect for 690V AC drives with regenerative capability. The 50A ripple current handles the high switching frequencies of modern IGBT and SiC inverters. I've used this part in numerous solar inverter designs with excellent field reliability. The M12 terminals are essential for high current - smaller terminals would overheat at 50A. One design recommendation: always use proper torque (15-20 Nm) on the M12 terminals to ensure low contact resistance. For thermal management, ensure at least 10mm clearance around the capacitor for air circulation."
Excellent choice for industrial applications
— Senior FAE, BeiLuo
Frequently Asked Questions
What is the maximum switching frequency for this capacitor?
The capacitor is suitable for switching frequencies up to 50kHz. Above this frequency, ESL effects become significant. For higher frequencies, consider multiple smaller capacitors in parallel. For detailed specifications and application support on faratronic C3P3K506K11AHA01, refer to the datasheet or contact our team.
For SiC-based inverters with >50kHz switching, use parallel capacitors to reduce effective ESL.
Can this capacitor be used for regenerative drives?
Yes, the 1100V rating provides adequate margin for regenerative drives where DC bus voltage can rise during braking. The capacitor handles bidirectional ripple current. For detailed specifications and application support on faratronic C3P3K506K11AHA01, refer to the datasheet or contact our team.
For regenerative applications, verify the maximum DC bus voltage during braking does not exceed capacitor rating.
What is the expected lifetime at 90°C operation?
At 90°C, expected lifetime is approximately 70,000 hours. Lifetime doubles for every 10°C decrease in temperature. For detailed specifications and application support on faratronic C3P3K506K11AHA01, refer to the datasheet or contact our team.
For extended lifetime, ensure adequate cooling to keep capacitor temperature below 85°C.
Is forced air cooling required for this capacitor?
Natural convection is sufficient for ripple currents up to 35A. For higher currents or elevated ambient temperatures, forced air cooling is recommended. For detailed specifications and application support on faratronic C3P3K506K11AHA01, refer to the datasheet or contact our team.
Calculate thermal rise and implement cooling if capacitor surface temperature exceeds 85°C.
What is the discharge time constant with this capacitor?
Discharge time depends on load resistance. With 100kΩ bleeder resistor, discharge to 37V (safe voltage) takes approximately 90 seconds from 1000V. For detailed specifications and application support on faratronic C3P3K506K11AHA01, refer to the datasheet or contact our team.
Size bleeder resistors to meet safety discharge time requirements (typically <60 seconds to 50V).