Smart control device

Clear display Complete function High stability

Product Overview

LY-SD20L smart control device is a new generation product designed and developed for 3-35KV indoor switchgear cabinets. It is applicable to a wide range of switchgear cabinets such as centrally installed switchgears, handcart cabinets, fixed cabinets and ring main units.
The main functions of this product include presence indicating display, digital display of temperature and humidity, automatic heating and dehumidifying control, indication of circuit breaker opening and closing status, indication of energy storage and earthing switch, indication of handcart position, analogue diagram of primary circuit and flashing indication of opening and closing, voice failure prompts, RS485 communication interface function, contact temperature detection function, and so on.

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Main Function Features
Complete functoin

Complete functoin

The product has the human body sensor cabinet lighting function, voice failure prompt function and heating/load disconnection.

Clear display

Clear display

The products has temperature and humidity digital display, and can monitor the temperature and humidity conditions of two environments at the same time.

High reliability

High reliability

The product adopts industrial-level electronic components. It’s of high reliability.

Clear indication

Clear indication

The product not only displays opening and closing status of the switch, but also indicates cart position.

High stability

High stability

The product is of anti-interference and dust proof.

Communication function

Communication function

It’s equipped with RS485 communication interface.

Item Parameter
Item Parameter
Rated voltage AC220V±10%/50Hz、DC220V/DC110V
Power consumption ≤7W
Range 0~99℃
Precision Temperature ±2℃、Humidity±5 %
Communication interface RS485
Ambient temperature -20~+60℃
Ambient humidity ≤90%RH
Insulation resistance Between cover and terminal≥100MΩ
Insulation strength Between cover and terminal:AC2000V 50Hz/1min
Atmospheric pressure 70~106kPa
Outline dimension
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臧文明 刘福财 James Zhu 闫涛 谈宏波 陈跃欣 张正辰 王晓杰 雒园 汤晔彬 王博博
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