MHS Medium-Duty Slow-Speed Hoist OperatorThe Liftmaster Commercial Operator MH is a highly versatile and reliable solution for medium-duty hoisting operations. With its exceptional performance and built-in safety features, this operator ensures the smooth and secure operation of commercial doors. Whether it’s a power outage or an emergency situation, the emergency manual operation capabilities provide uninterrupted functionality. With its programmable timer-to-close functionality and a range of commercial accessories, this operator offers convenience, efficiency, and enhanced control over various functionalities. Elevate your commercial operations with the Liftmaster Commercial Operator MH.

Key Takeaways

  • The LiftMaster Commercial Operator MH is suitable for medium-duty hoist operations and is designed for interior installation.
  • It is equipped with a 1/2 HP, 115V single-phase motor and has a maximum duty cycle of 12 cycles per hour.
  • The operator is compatible with high or vertical lift sectional doors, small rolling doors, and grilles.
  • It has built-in safety and security features such as a 3-Channel Security+ Receiver, commercial safety sensors and accessories, and the ability to prevent the door from closing on obstructions.

Commercial Accessories

Single Button Control Single button control provides an additional input for single-button control functionality. Required for installation of any external radio receiver.
Auxiliary Limit Switches Auxiliary limit switches provide additional limit switches with dry form C contacts at the open and closed door positions to control lights, heaters, and dock levelers.
Interlock Switch Interlock switch disables the operator control circuit when the door is locked, preventing damage to the door and operator.

Specifications

The specifications of the Liftmaster Commercial Operator MH encompass a range of features and functionalities designed to meet the specific needs of medium-duty hoist operations. This operator is suitable for interior installation and is equipped with a 1/2 HP, 115V single-phase motor, providing sufficient motor power to handle the demands of medium-duty hoist operations.

The Liftmaster Commercial Operator MH is designed to have a maximum duty cycle of 12 cycles per hour, making it suitable for smaller, lighter commercial doors. It is also compatible with high or vertical lift sectional doors, as well as small rolling doors and grilles, providing versatility in its application.

In terms of safety and security features, the Liftmaster Commercial Operator MH is equipped with a built-in 3-Channel Security+ Receiver, which can learn and program up to 20 LiftMaster 315 MHz remote controls. It also meets UL 325 Safety Standards and is equipped with commercial safety sensors and accessories to prevent the door from closing on obstructions, ensuring safety for people and vehicles.

Additionally, the Liftmaster Commercial Operator MH features a timer-to-close functionality, which allows for timed automatic door closure. This feature can be programmed from 5 to 60 seconds in 5-second increments and activates after the door reaches the full open position, enhancing convenience and efficiency.

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Emergency Manual Operation

Equipped with a chain hoist, the Liftmaster Commercial Operator MH offers a reliable backup option for emergency manual operation. This feature provides several advantages and requires proper maintenance to ensure its effectiveness.

Advantages of Emergency Manual Operation:

  • Continuity of Operation: During power outages or other emergencies, the manual operation capability allows the door to continue functioning, ensuring access to the facility.
  • Enhanced Safety: The electric interlock ensures that manual operation can only be activated during emergencies, preventing unauthorized access and enhancing overall safety measures.
  • Versatility: The chain hoist allows for easy and efficient manual operation, making it suitable for various commercial applications.

Maintenance Tips for Emergency Manual Operation:

  • Regular Inspection: Periodically check the chain hoist for any signs of wear or damage. Replace any worn-out parts to maintain its functionality.
  • Lubrication: Apply lubrication to the chain hoist to reduce friction and ensure smooth operation. Use a high-quality lubricant recommended by the manufacturer.
  • Training: Provide training to authorized personnel on how to properly use the emergency manual operation feature to avoid any accidents or damage.

With its reliable backup option for emergency manual operation, the Liftmaster Commercial Operator MH ensures business continuity even during unexpected situations. Now, let’s explore the business safety and security features of this versatile operator.

Business Safety and Security Features

The Liftmaster Commercial Operator MH offers a range of business safety and security features. One of the key features is the built-in 3-Channel Security+ Receiver, which allows the operator to learn and program up to 20 LiftMaster 315 MHz remote controls. This ensures that only authorized personnel can access the premises, enhancing security. Additionally, the operator meets UL 325 Safety Standards, ensuring that it adheres to the highest safety protocols.

To further enhance safety, the Liftmaster Commercial Operator MH is compatible with commercial safety sensors and accessories. These sensors prevent the door from closing on obstructions, ensuring the safety of people and vehicles. This is especially important in busy commercial environments where there may be a high volume of foot and vehicle traffic.

In terms of security, the Liftmaster Commercial Operator MH can be integrated with an intercom system and surveillance cameras. This allows for enhanced monitoring and control of access to the premises. The intercom system enables communication between personnel and visitors, allowing for verification before granting access. The surveillance cameras provide visual surveillance, deterring potential intruders and providing evidence in case of any security incidents.

Timer to Close Functionality

The Liftmaster Commercial Operator MH features a programmable timer-to-close function, allowing for timed automatic door closure. This functionality offers several benefits for businesses and commercial spaces. Firstly, it enhances convenience and efficiency by eliminating the need for manual door operation. Once the timer is set, the door will automatically close after a specified period, allowing employees to focus on other tasks without worrying about closing the door. Secondly, it improves security by ensuring that the door is always closed when it should be, reducing the risk of unauthorized access or theft. Additionally, the timer-to-close function helps to maintain a consistent indoor temperature by promptly closing the door, preventing drafts and minimizing energy loss.

Installing the timer-to-close function on the Liftmaster Commercial Operator MH is a straightforward process. The operator comes with a built-in timer that can be easily programmed from 5 to 60 seconds, in 5-second increments, to suit the specific needs of the business. The timer activates after the door reaches the full open position, providing enough time for people or vehicles to pass through before automatically closing. By following the installation procedures provided in the operator’s manual, businesses can quickly and efficiently implement this feature and start enjoying the benefits it offers.

Commercial Accessories

With the Liftmaster Commercial Operator MH, businesses can enhance their operations and security with a variety of commercial accessories. These accessories are designed to meet the specific voltage requirements and motor specifications of the MH operator, ensuring seamless integration and optimal performance.

The Liftmaster Commercial Operator MH operates on 115 Volts, making it compatible with standard electrical systems commonly found in commercial settings. It is equipped with a 1/2 HP, 115V single-phase motor, providing sufficient power to operate medium-duty commercial doors. The motor’s specifications are carefully designed to meet the demands of mid-range duty cycle requirements, making it suitable for smaller, lighter commercial doors, as well as high or vertical lift sectional doors, small rolling doors, and grilles.

To further enhance functionality and control, the MH operator features a NEC Class 2 control circuit (24V) and a single button control for additional input functionality. Additionally, it is equipped with auxiliary limit switches with dry form C contacts, allowing businesses to control lights, heaters, and dock levelers as needed.

Frequently Asked Questions

How Long Is the Warranty for the Liftmaster Commercial Operator Mh?

The warranty length for the Liftmaster Commercial Operator MH is a key consideration. It is important to understand the coverage provided by the warranty for the Liftmaster Commercial Operator MH.

Can the Liftmaster Commercial Operator MH Be Used for Residential Applications?

The Liftmaster Commercial Operator MH is not suitable for residential applications due to its specific installation requirements. When compared with other residential garage door openers, it is important to consider factors such as durability, power, and safety features.

What Is the Maximum Weight Capacity of the Liftmaster Commercial Operator Mh?

The maximum weight capacity of the Liftmaster Commercial Operator MH should be discussed in the context of its installation requirements. This information is crucial for ensuring the proper functioning and longevity of the operator system.

Does the Liftmaster Commercial Operator MH Come With Installation Instructions?

Installation instructions for the Liftmaster Commercial Operator MH are included. They provide detailed guidance on installation requirements and troubleshooting tips. These instructions ensure a smooth and efficient installation process for optimal performance of the operator.

Are There Any Additional Accessories or Add-Ons Available for the Liftmaster Commercial Operator Mh?

There are additional accessories and compatibility options available for the Liftmaster Commercial Operator MH. These options can enhance the functionality and customization of the operator, allowing for a tailored solution to meet specific needs.

Documents

2023 LiftMaster Commercial Door Operator Comparison Chart – English

2023 LiftMaster Commercial Door Operator Comparison Chart – French

2023 LiftMaster Commercial Door Operator Comparison Chart – Spanish