RHX® Explosion-Proof Operator by Overhead Door Company, featuring heavy-duty motor and gear head design, suitable for hazardous locations, with warning label and mounting options.

RHX® Explosion-Proof Operator with heavy-duty design, featuring a motor and warning label, mounted on a sectional steel door background.

RHX® Explosion-Proof Operator overhead door with safety features, heavy-duty design, and visible ventilation slits for hazardous locations.

RHX® Explosion-Proof Operator by Overhead Door, heavy-duty commercial door operator with a grey rolling door and visible control mechanism, designed for hazardous locations.

RHX® Explosion-Proof Operator

Heavy Duty

The RHX® Explosion-Proof commercial operators are Factory Mutual (FM) approved for use in hazardous locations in the United States and Canada. These heavy duty operators feature a wide variety of mounting options for sectional and rolling steel doors and provide reliable operation for the most stringent applications.

Overview
Documents

Product Specifications
Motor	Motors rated for use in hazardous locations.
Braking	All models come standard with dynamic braking.
True heavy duty gear head design	This system’s primary drive reduction is via worm gear running in oil bath, which provides reliable operation.
Voltage freedom	Single phase models provide for 115/208/230V in one unit, and 208/230/460V three phase in another unit.
UL325-2010-Compliant momentary contact close	Requires addition of monitored external entrapment device to operate with momentary contact in the close direction.
On-Board Open/Close/Stop Switch	Allows door operation from control panel during installation and service.
Diagnostic LEDs	Visual indicators allow for easy configuration and service of operator.
Limit Overrun	Provides overrun adjustment from the lower limit to fine tune the door seal to the floor.
Timed Close	Enables door to automatically close after user-defined time delay between two seconds to four minutes.

Advantages
Agency Approval	RHX® Explosion-Proof operators are Factory Mutual approved for use in hazardous areas in the United States and Canada. FM approved applications: Class I Division I Group D Class II Division I Groups F and G
Intrinsically Safe	A wide variety of mounting options are available to fit most any application including: Sectional Doors: Standard, side mount, and dual trolley applications. All models come standard with a dynamic brake system. Side-mount and center-mount chain couple or direct couple to the door shaft with hoist. Hoist models are left or right hand adjustable in the field. Rolling Steel Doors: With hoist, front of hood, top of hood, bench mount, and wall-mount applications. Hoist models are left or right hand adjustable in the field.
Motor	Hazardous area rated motor standard. Hoist unit motors available in ½ horsepower single phase, 1 horsepower three phase and 3 horsepower three phase. Trolley models available in ½ horsepower single phase, and 1 horsepower three phase configurations.
Drive reduction	Primary reduction is worm gear running in oil bath. Secondary reduction is by chain and sprocket.
Direct coupling (optional on sectional doors only)	Provides fast, easy installation and prevents chain slacking. Available as an optional kit for sectional side/center mount and hoist units. For sectional, options include: 14 RPM kit 26 RPM kit
Timed Close	Doors can be set to automatically close after an elapsed timer expires. Delay can be adjusted from two seconds to four minutes.
Maximum Run Timer	Operator shuts down automatically when running time exceeds the time required to run between the limits plus five seconds.
Clutch (standard with trolley; optional with hoist)	Adjustable disc-type helps protect door and operator from major damage should the door meet an obstruction. (Included in 14 and 26 RPM direct couple mounting kits).
Cycle counter	Indicates the exact number of cycles logged for easy maintenance support.
Adjustable shaft	Output shaft of the optional direct coupling kits can be moved from one side to the other, providing flexible installation options.
Trolley rail assembly	High strength 2 inch structural angle for added strength and durability.
Limited Warranty	RHX® operator features a 2-year limited warranty. See installation manual for complete limitations and details.

Specifications

Product Literature

RHX Explosion Proof Operator Brochure (opens in a new window)

2465 N Miami Ave, Fresno, CA 93727, United States

Business Hours

Monday-Friday: 7:00 AM – 4:30 PM
Saturday-Sunday: Closed

CA Contractors License #474830

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Features of the RHX® Explosion-Proof Operator

The RHX® Explosion-Proof Operator is engineered with several advanced features that enhance its performance and reliability in hazardous environments. Key features include dynamic braking, a true heavy-duty gear head design, and multiple voltage options, ensuring versatility across various applications.

For instance, the operator's dynamic braking system allows for smooth and controlled stopping, reducing wear and tear on the door. Additionally, the gear head design, utilizing a worm gear running in an oil bath, ensures long-lasting operation even in demanding conditions. This makes the RHX® ideal for industries that require robust and dependable equipment.

Applications of the RHX® Explosion-Proof Operator

The RHX® Explosion-Proof Operator is suitable for a wide range of applications, particularly in industries where safety and compliance with hazardous location regulations are paramount. It is FM approved for Class I Division I Group D and Class II Division I Groups F and G environments.

This operator can be effectively utilized in various settings, including oil and gas facilities, chemical plants, and food processing units. Its adaptability allows it to be mounted on sectional doors, rolling steel doors, and hoist applications, making it a versatile choice for commercial operations requiring explosion-proof solutions.

Installation and Maintenance Guidelines

Proper installation and maintenance of the RHX® Explosion-Proof Operator are crucial for ensuring optimal performance and safety. Installation should follow the detailed guidelines provided in the manual, which includes specifications for mounting options and electrical connections.

Regular maintenance is also essential to prolong the lifespan of the operator. This includes checking for wear on the braking system, ensuring the lubrication of the gear head is adequate, and inspecting electrical components. Following these guidelines helps prevent major damages and keeps the operator functioning efficiently.

Requesting a Quote for the RHX® Explosion-Proof Operator

When requesting a quote, it's beneficial to provide specific details about the intended application and any customization needs. This will enable the sales team to offer tailored solutions that best fit the customer's requirements, ensuring a smooth purchasing experience.