Mitsubishi Emergency Landing Device, Elevator Wiki

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Mitsubishi Emergency Landing Device (MELD) is Mitsubishi's battery-powered emergency power source (from uninterruptible power supply) automatic rescue device. In an emergency, the elevator is operated using the power in the battery, in order to prevent passengers from being trapped inside the elevator upon power failure. MELD will not function if equipment's safety device or safety circuit, required by applicable codes or regulations, has been activated. MELD was developed in 1977. Only when MEL