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DC Link Capacitor 40uf 1250Vdc

Name: DC Link Capacitor 40uf 1250Vdc
Brand: KHANDELWAL POWERTRONICS
Price: 600.0 INR
Availability: InStock

Price 600.0 INR/ Piece

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MOQ : 1 Number

DC Link Capacitor 40uf 1250Vdc Specification

Loss Tangent
tan 0.002 (at 1kHz, 20C)

Current
High Ripple Current

Frequency
Up to 100kHz

Insulation Voltage
3000VAC, 50Hz, 10s

Lead Spacing
Not Applicable (Bolt Terminal)

Insulation Resistance
>10000 M (at 100VDC, 60s)

Breakdown Voltage
1875VDC (1.5 Rated Voltage, 10s)

Product Type
DC Link Capacitor

Material
Metallized Polypropylene Film

Capacitance
40uF

Shell
Plastic Cylindrical

Operating Temperature
-40C to +85C

Rated Voltage
1250VDC

Ripple
High Ripple Capability

Capacitance Tolerance
5% (J)

Temperature Range
-40C to +85C

Shape
Cylindrical

Terminal
Screw or Bolt Terminal

Application
DC Link, Power Electronics, Inverters

Size
Approx. 77mm (Diameter) x 180mm (Length)

Color
Blue

Moisture Sensitivity Level
Level 1 (as per IPC/JEDEC J-STD-020)

Dielectric Type
Self-Healing Polypropylene Film

RoHS Compliance
Yes

Flame Retardant Specification
UL94 V-0

Mounting Type
Panel Mount

ESR (Equivalent Series Resistance)
Very Low (typically <5m)

Storage Temperature
-40C to +105C

DC Link Capacitor 40uf 1250Vdc Trade Information

Minimum Order Quantity
1 Number

Delivery Time
3 Days

About DC Link Capacitor 40uf 1250Vdc

DEC DCL-PS 40F 1250V DC Link Capacitor

Description: High-performance DC Link film capacitor designed for demanding power electronics applications. Engineered for ripple filtering, energy storage, and DC-voltage smoothing, this component offers exceptional reliability, low self-inductance, and high ripple current capability. Its rugged cylindrical housing includes integrated mounting ears for secure chassis installation.

Key Features:

Manufacturer / Series: DEC (DCL-PS)
Capacitance: 40F
Tolerance: 5%
Voltage Rating: 1250V DC
Design: Compact cylindrical casing with heavy-duty screw terminals (axial/side-mounted) and a built-in dual-slot mounting bracket for stable mechanical installation.
Applications: Ideal for solar inverters, wind power converters, industrial motor drives, EV charging stations, and high-voltage power supplies.

Durable Self-Healing Design

This DC link capacitor incorporates a metallized polypropylene film with self-healing properties, ensuring extended life and reliable performance in high-stress power electronics applications. The flame-retardant cylindrical casing and robust electrical characteristics enable safe operation in harsh environments.

Optimized for High Ripple & Safety

Designed for high ripple current applications, this capacitor features an exceptionally low ESR, high insulation resistance, and a strong dielectric breakdown voltage. Its compliance with RoHS and UL94 V-0 specifications means heightened safety and environmental responsibility.

FAQ's of DC Link Capacitor 40uf 1250Vdc:

Q: How is the DC Link Capacitor 40uF 1250Vdc mounted in electrical systems?

A: This capacitor is a panel mount type and utilizes screw or bolt terminals, enabling secure and stable installation in power electronics, inverters, and DC link assemblies.

Q: What are the main benefits of the self-healing polypropylene film dielectric?

A: The self-healing property allows the capacitor to maintain its performance over time by automatically repairing minor dielectric breakdowns, resulting in increased reliability and lifespan under high voltage and ripple conditions.

Q: When should I use this capacitor in my power electronics project?

A: This capacitor is ideal for use in DC link circuits, power inverters, and similar high-performance electronic applications where high voltage, low ESR, and high ripple current handling are critical requirements.

Q: Where can this capacitor operate in terms of temperature and humidity?

A: With an operating temperature range of -40C to +85C and moisture sensitivity level 1, it performs reliably in a wide variety of industrial and environmental conditions.

Q: What process ensures its flame retardant properties?

A: The capacitor's plastic shell conforms to the UL94 V-0 flame retardant specification, which tests for rapid self-extinguishing of flames, enhancing safety during operation.

Q: How does the capacitor's ESR benefit system efficiency?

A: Its very low ESR (typically <5m) minimizes energy losses and heat generation, improving the overall efficiency and reliability of high-frequency power circuits up to 100kHz.

Q: What is the advantage of the high insulation resistance and breakdown voltage?

A: Having an insulation resistance over 10,000 M and a breakdown voltage of 1875VDC ensures the capacitor can withstand high voltages without risk of failure, contributing to robust performance in demanding applications.

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