Ard Elevator Power-off Leveling Device with Elevator Electrical

Product Description

ARD Elevator power-off leveling device with elevator electrical

Product performance
· The product applie to the power of the main engine 3.7KW-90KW.
· This product has the functions of under voltage,over current and short circuit protection.
· Simple wiring, stitable for machine room and machine roomless.
· After the rescue is completed, the level position is accurate.
· Automatic speech soothing.
· The startup time can be set up flexibly.

Electricity input Output voltage	three-phase supply AC380V/220V
Battery 4 or 6,voltage	12V10A-12V12A
Output frequency	50Hz-60Hz
Output current	10A
Weight	28kg
Volume	510*250*712MM

The ARD Elevator Power-Off Leveling Device: Ensuring Safety and Passenger Comfort

In the intricate ecosystem of a modern building, the elevator system is its vertical lifeline, a critical component for mobility, accessibility, and operational efficiency. Its reliability is paramount, not just in daily operation but especially during unforeseen power interruptions. At the heart of ensuring safety and passenger comfort during such events is a specialized device known as the ARD Elevator Power-Off Leveling Device. This sophisticated mechanism is engineered to automatically bring an elevator car to the nearest floor and safely open its doors when a main power failure occurs, transforming a potentially alarming situation into a managed, secure event.

Core Function and Operational Principle

The primary function of the ARD (Automatic Rescue Device) is to act as an intelligent failsafe. During a normal power outage, a traditional elevator would simply stop, stranding passengers between floors in a dark cab, often for extended periods until power is restored or emergency services arrive. This scenario can cause significant anxiety, claustrophobia, and poses a serious risk to individuals with medical conditions.

The ARD system is designed to prevent this. It is continuously monitoring the building's main power supply. The instant a power failure is detected, the device's control logic is activated. It does not rely on the building's main power; instead, it is typically connected to a dedicated backup power source, such as a battery unit (ARD Pack) or an Uninterruptible Power Supply (UPS). This ensures it has the necessary energy to perform its function independently.

Using this backup power, the ARD takes control of the elevator's drive system. Through its programming, it determines the direction to the closest landing floor-whether above or below the car's current position-based on pre-set parameters and safety checks. It then carefully drives the elevator car at a reduced speed to that floor, ensuring a smooth and controlled approach. Once the car is accurately leveled with the landing, the device activates the door opening mechanism, allowing passengers to exit safely onto a solid floor rather than being trapped in the hoistway. After a predetermined time, the doors will close, and the elevator will remain inactive until main power is restored and the system is reset.

Why choose us?
Shanghai Sunny Elevator Co., Ltd, founded in 1992, is a 33-year professional manufacturer specializing in designing and producting Opto-Electro-Mechanical products.
Sunny Elevator has started import and export since 2012.
We have experience in exporting all kinds of elevator parts and complete elevator to 80 countries all over the world.

FAQ
1. Are the elevator wire ropes durable?
The elevator wire rope has special provisions and requirements. Configuration is not only for wire rope and rated load, but also considered the size of the traction, as a result, the tensile strength of wire rope is greater than the weight of the lift. The safety factor is equipped with more than four wire rope. So it won't break at the same time.
2. Is it dangerous for power failure suddenly during the elevator running?
If it occurs, the elevator will automatically stop due to the electrical and mechanical safety device. In case of power failure,elevator brakes will automatically taken. In addition, the power supply departments such as planned outage, prior notice are also operating.
3. Will us be hurt when it closed suddenly?
In the closing process, if people touch the hall door, the door of elevator will automatically restart without any danger. With anti clamping switch, once the gate touched, this switching action make the elevator unable to be closed and even reopened. In addition, closing force is also available here.
4. How the elevator running?
Elevators are operated with a counterweight wire rope through the (tractor) traction drive, making ups and downs on the guide rail.
5. Is the escalator installation complicated?
We believe the functions of an escalator are not necessarily proportional to the operation complexity. Therefore, escalators designed by us apply an integrated structure, so that the equipment is more precise and more efficient and allows easier and more convenient commissioning.
6. Do you have any cerifications?
Yes, we do with ISO9001 / CCC / CE Certificates for u.