Flameproof Enclosure Type Variable Frequency Control Box

Industrial Door Control System for Hazardous Environments

This Flameproof Enclosure Type Variable Frequency Control Box is developed by Wuxi Ruisida Electric. It is designed for industrial door applications in hazardous environments where flammable gases, vapors, or combustible dust may be present.

The system is built with a flame-resistant enclosure structure to enhance safety protection in demanding industrial conditions.

It is designed for three-phase induction motor control applications with a power range from 500 W to 4000 W at 220 V and 380 V.

Industrial Control Function with Safety-Oriented Design

The control system adopts standard variable frequency control technology for industrial door operation, providing smooth start and stop performance for motor-driven systems.

The interface includes standard operation buttons for open, close, and stop functions, along with an emergency stop input for safety control.

Pre-wired accessory interfaces allow integration with industrial safety devices, including infrared sensors, safety edges, radar sensors, and external alarm systems.

Designed for Hazardous Industrial Environments

The enclosure is designed for use in environments where additional protection against ignition sources is required.

Typical application scenarios include:

Chemical processing plants
Oil and gas facilities
Grain and flour processing workshops
Spray painting and coating workshops
Other industrial environments with combustible dust or gas risks

Each unit undergoes full functional testing and aging verification before shipment to ensure stable industrial performance.

System Reliability and Integration Capability

The control system supports standard industrial automation integration and can be connected to external control systems via pre-configured I/O interfaces.

The system is designed for stable operation under continuous industrial use conditions.

We provide a 3-year warranty for the complete unit and long-term technical support. For international customers, remote guidance, troubleshooting, and integration assistance are available.

Samples can be provided for evaluation before bulk orders. Custom configuration for motor matching and control logic is supported upon request.

This Flameproof Enclosure Type Variable Frequency Control Box provides reliable motor control performance in hazardous industrial environments while maintaining stable and safe operation.

Technical Parameters

Model	Shaft Hole (mm)	Compatible Door Area (m²)	Door Weight (kg)
220V-0.75KW-RV50/15	25	13	55
220V-1.6KW-RV63/15	25	23–33	130–150
380V-1.6KW-RV63/60	25	33–45	180–250
380V-2.2KW-RV75/60	28	80	380
380V-3.0KW-RV90/60	35	120	440
380V-4.0KW-RV90/60	35	130	600