Hyundai High Quality New Elevator Spare Parts Elevator Intercom Elevator Car Top Intercom HD-700D-M

Hyundai High Quality New Elevator Spare Parts Elevator Intercom Elevator Car Top Intercom HD-700D-M

• Multi - party communication: It can realize three - party intercom among the control room center, the elevator car and the elevator machine room, or four - party or five - party intercom with the top and bottom of the elevator, which is convenient for communication in case of elevator failure or emergency.
• Emergency alarm: There is a special alarm button on the telephone. When the personnel in the elevator encounter an emergency, pressing the button can send an alarm signal to the management center. The main machine in the management center will display the location and relevant information of the alarm elevator for timely response and rescue.
• Clear communication: It adopts high - quality microphones and speakers, with broadcast - level call sound quality. The sound reproduction is vivid, clear and loud. At the same time, it has an anti - interference function to ensure clear voice transmission in various environments.
• Coding setting: It usually adopts binary coding mode, and the extension number can be arbitrarily set through the coding switch on the back of the telephone, which is convenient for the system to identify and manage different elevator telephones.

• Installation method: The machine room extension is generally wall - mounted and installed in a prominent and easy - to - operate position in the elevator machine room. The car extension is installed in the elevator car, usually near the operation panel.
• Wiring method: Connect all the terminal posts on the back of the coded extensions in parallel on a four - core bus, and then connect it to the terminal posts on the main machine. Pay attention to the polarity of the connection.
• Usage method: Under normal circumstances, the personnel in the elevator can call the machine room extension or the management center main machine by pressing the call button on the car extension. The machine room extension and the management center main machine can also actively call the car extension for inquiry or notification.