Our custom-engineered explosion-proof control range is designed for the safe starting, stopping, and speed regulation of industrial motors and water pumps in hazardous locations. Built to withstand the rigorous demands of Zone 1, 2 (Gas) and Zone 21, 22 (Dust) environments, these units provide seamless integration between electrical power and mechanical execution.
Robust Enclosure Options
Materials: Copper-free Die-Cast Aluminum Alloy (powder-coated) or Heavy-Duty 304/316L Stainless Steel.
Protection Level: IP65/IP66 (Waterproof & Dust-tight for outdoor/marine use).
Corrosion Grade: WF1 (Indoor/Outdoor) or WF2 (Highly Corrosive/Coastal).
Advanced Control Features
Magnetic Starters: High-performance AC contactors for direct-on-line (DOL) or Star-Delta starting.
Thermal Overload Protection: Precise adjustment to match your motor’s rated current, preventing burnout.
Variable Speed (Optional): Integrated VFDs (Variable Frequency Drives) for precision pump and fan control.
Operational Safety
Ex-mark: Ex d IIB+H2 T6 Gb / Ex tD A21 IP66 T80℃.
Isolation: Built-in high-breaking capacity load switches for safe maintenance isolation.
Human-Machine Interface: Explosion-proof signal lamps (Red/Green), heavy-duty start/stop pushbuttons, and optional ammeters/voltmeters.
As a specialized manufacturer, we don't just sell boxes; we provide engineered solutions:
Multi-Pump Logic: Automatic alternating control for dual-pump systems (Lead/Lag) to ensure balanced wear.
Remote Control: Dry contact terminals for PLC integration or remote DCS monitoring.
Entry Specifications: Customizable NPT, Metric, or G-thread entries with matched Ex-proof Cable Glands.
Component Brand Preference: We can integrate specified global brands for internal components.
Petrochemical: Oil transfer pump control stations.
Water Treatment: Sewage and drainage pump systems in hazardous gas areas.
Marine: Deck machinery and ventilation control on tankers/platforms.
Industrial: Explosion-proof starters for mixers, conveyors, and blowers.
