China DCES Multifunctional Drive Protection Device - Reliable Suppliers & Factory Solutions for Voltage Stability

Introducing the DCES, a multifunctional electrical safety active defense device expertly designed for low-voltage frequency converters. This innovative solution offers voltage short-term interruption support and voltage sag regulation, effectively addressing voltage fluctuations and interruptions in real-time. As a leading product from China, the DCES is ideal for suppliers seeking to enhance the reliability of their power systems.
Utilizing supercapacitors for energy storage, the DCES outputs DC power and serves as a backup power source for frequency converters. During normal operation, it remains completely isolated, ensuring safety and efficiency. When the power grid voltage fluctuates within the protection zone, the DCES activates to maintain the optimal operation of the frequency converter. Once the voltage is restored, the device automatically reverts to a hot standby state, allowing the frequency converter to switch back to grid power seamlessly. In circumstances where external interlocking inputs are triggered or the frequency converter halts, the DCES reliably exits to standby mode. Manufactured in China, this device is an essential addition for suppliers and factories looking to safeguard their electrical systems.

Product Detail

Functional Features

DCES can effectively compensate for 100% voltage sag;

DCES can effectively address voltage transient problems caused by various power system faults such as single-phase short circuits, interphase short circuits, and three-phase short circuits;

DCES can achieve rapid response of the entire machine within 5ms, and the entire compensation process does not affect the operation of sensitive loads;

DCES can be customized according to user requirements for compensation time, load capacity, and other parameters;

After DCES is turned on, the program will self check and the entire process does not require human intervention. DCES communicates with the user‘s DCS fieldbus through the RS485 interface, uploading the status of the DCES equipment itself and the power supply situation of the power system.

Products Advantage

Segmented synthesis, real-time online, and rapid monitoring technology for AC bus voltage fluctuations and inverter DC voltage fluctuations;

Real time detection of multiple loads and independent protection technology;

Multiple load independent feedback, separate control, and branch output technology;

Intelligent energy management technology can increase shaking protection time by up to 3000%;

Supports up to 4 AC bus voltage fluctuations for simultaneous monitoring；

Supports up to 96 independent outputs.

Detail Pictures

Frequently Asked Questions

Q: How effectively does the DCES compensate for voltage sags?

The DCES can effectively compensate for up to 100% voltage sag, ensuring stable power delivery to connected equipment.

Q: What is the response time of the DCES during a power fault?

The DCES achieves an ultra-rapid response within 5ms, which prevents the compensation process from impacting the operation of sensitive loads.

Q: Can the DCES system be customized for specific industrial applications?

Yes, the DCES system can be customized according to specific user requirements, including compensation time, load capacity, and other operating parameters.

Q: Does the DCES require manual operation or monitoring?

No, the system runs a program self-check upon startup and operates fully automatically without human intervention. It communicates equipment and system status to the user's DCS fieldbus via an RS485 interface.

Q: How many outputs and voltage fluctuations can the system monitor simultaneously?

The system supports simultaneous monitoring of up to 4 AC bus voltage fluctuations and can accommodate up to 96 independent outputs.