DZMJ 1200V 1850uF DC Filter Capacitor: High-Performance Metalized Film

DZMJ 1200V metalized film 1850uF D.C.Filter capacitor

DZMJ 1200V metalized film 1850uF D.C.Filter capacitor, model 1850uF, is a high-quality electronic component designed for high voltage and high stability requirements. The capacitor adopts advanced metalized film technology to ensure extremely high capacitance stability and electrical performance. It can operate stably at a rated voltage of 1200V, providing solid filtering and energy storage support for various high-end electronic equipment. Its unique metalized film medium not only improves the voltage resistance level of the capacitor, but also greatly enhances the self-healing ability of the product, effectively resists partial discharge that may occur during use, and prolongs the service life of the capacitor. The large-capacity design of 1850uF enables DZMJ 1200V capacitors to show filtering effects in power filtering, inverters, DC power supplies, UPS systems, and industrial control circuits, effectively suppressing current fluctuations and ensuring the stability and reliability of the circuit. The capacitor also has good temperature characteristics and low loss characteristics and can maintain stable electrical parameters in a wide temperature range, reduce energy loss, and improve system efficiency. Its compact structure design combined with electrical performance makes the DZMJ 1200V 1850uF DC filter capacitor an indispensable key component in many precision electronic devices. Whether it is for professional users pursuing performance or industrial manufacturers focusing on equipment stability, DZMJ series capacitors are an ideal choice.

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Specification

Capacitors can be supplied with either of the following configurations depending on the applications & customers' requirements.
Configuration 1:Single cooled- isolated/dead case design, with sub-sections. (all terminals isolated).
Configuration 2:Double cooled-isolated/dead case design, without sub-sections. (all terminals isolated).

describe

TYPE	Rated UN (V)	QN(kvar)	fN (Hz)	CN(μF)	IN (A)
TYPE	Rated UN (V)	QN(kvar)	fN (Hz)	CN(μF)	IN (A)
DCMJ 0.65-600S	650			600	0
DCMJ 0.86-1000S	860			1000	0
DCMJ 0.65-1200S	650			1200	0
DCMJ 0.9-1620S	900			1620	0
DCMJ 0.85-1650S	850			1650	0
DCMJ 0.9- 1850S	900			1850	0
DCMJ 1.2-1850S	1200			1850	0
DCMJ 0.85-2000S	850			2000	0
DCMJ 0.86- 2000S	860			2000	0
DCMJ 1.2- 5000	1200			5000	0
DCMJ 1.8- 5000	1800			5000	0

DZMJ 1200V Metalized Film 1850uF D.C. Filter Capacitor - High Current Handling for Power Systems

Product Features

High Capacitance: Offers a substantial 1850µF capacitance rating, suitable for demanding DC filtering applications.
Robust Construction: Utilizes a metalized film dielectric, providing inherent stability and reliability under operational stress.
1200V D.C. Rating: Designed for direct current circuits operating up to 1200 Volts, accommodating high-voltage power electronics.
Low ESR & ESL: Features inherently low Equivalent Series Resistance (ESR) and Equivalent Series Inductance (ESL), crucial for efficient filtering and transient suppression.
Self-Healing Properties: The metalized film construction offers self-healing capabilities, mitigating the impact of localized dielectric breakdown events.

Product Description

This DZMJ 1200V metalized film DC filter capacitor, with a capacitance of 1850µF, is manufactured to meet stringent industrial standards for power electronics. Its construction incorporates advanced metalized film technology, ensuring dependable performance in high-voltage DC filtering and smoothing circuits. The capacitor is engineered for exceptional stability across varying operational temperatures and load conditions, contributing to the overall reliability of power conversion and control systems. Its design prioritizes efficient energy storage and discharge, vital for applications requiring rapid response and minimal ripple. This component is suitable for integration into systems requiring compliance with relevant electrical safety and performance certifications.

Application Areas

This product is suitable for the following scenarios:

Industrial motor drives and variable frequency drives (VFDs) requiring robust DC link filtering.
High-power solar inverters and wind energy conversion systems for grid integration.
Uninterruptible Power Supply (UPS) systems and large-scale power conditioning equipment.
Electric vehicle charging infrastructure and onboard power converters.
High-voltage test and measurement equipment.
Power factor correction circuits in industrial power distribution.

FAQ

1. What are the advantages of using metalized film capacitors for DC link filtering in VFD applications compared to electrolytic capacitors?

Metalized film capacitors, such as the DZMJ 1200V 1850µF model, offer superior longevity, higher ripple current handling capability, and better thermal stability than traditional electrolytic capacitors in DC link applications. Their self-healing property also contributes to a lower failure rate, enhancing system reliability in variable frequency drive (VFD) systems where frequent charge and discharge cycles occur.

2. How does the low ESR and ESL of this capacitor contribute to system performance in high-frequency switching applications?

The inherently low Equivalent Series Resistance (ESR) and Equivalent Series Inductance (ESL) of this metalized film capacitor are critical for minimizing power losses and reducing voltage overshoot in high-frequency switching environments. Lower ESR reduces heat dissipation, improving efficiency and component lifespan. Low ESL helps to suppress voltage spikes and ringing, protecting sensitive power semiconductor devices and ensuring cleaner power output in applications like inverters and DC-DC converters.

3. Can this 1200V DC filter capacitor be used in parallel configurations to achieve higher capacitance values for even more demanding industrial power filtering needs?

Yes, this 1200V DC filter capacitor can be configured in parallel to achieve higher total capacitance values for more demanding industrial power filtering needs. When connecting multiple capacitors in parallel, it is essential to ensure proper current sharing through the use of equalizing resistors or by carefully matching capacitor parameters to prevent uneven stress and prolong the service life of the entire capacitor bank.