1. It is widely used in flammable and explosive gas environment such as oil exploitation, refining, chemical industry, offshore oil platform, oil tanker, etc. It is also used in flammable dust places such as military industry, port, grain storage and metal processing;

2. Applicable to Zone 1 and Zone 2 of explosive gas environment;

3. Applicable to IIA, IIB, IIC explosive gas environment;

4. Applicable to areas 21 and 22 of flammable dust environment;

5. Applicable to the temperature group is T1 ~ T4 / T5 / T6;

6. For the distribution of lighting or power lines, electrical equipment on-off control or inspection and maintenance distribution.

1. It is widely used in flammable and explosive gas environment such as oil exploitation, refining, chemical industry, offshore oil platform, oil tanker, etc. It is also used in flammable dust places such as military industry, port, grain storage and metal processing;

2. Applicable to Zone 1 and Zone 2 of explosive gas environment;

3. Applicable to IIA, IIB, IIC explosive gas environment;

4. Applicable to areas 21 and 22 of flammable dust environment;

5. Applicable to corrosive gases, moisture, and high protection requirements place;

6. Applicable to the temperature group is T1 ~ T4;

7. It is used to connect lighting, electric power, control lines, telephone lines, etc.

1. It is widely used in flammable and explosive gas environment such as oil exploitation, refining, chemical industry, offshore oil platform, oil tanker, etc. It is also used in flammable dust places such as military industry, port, grain storage and metal processing;

2. Applicable to Zone 1 and Zone 2 of explosive gas environment;

3. Applicable to IIA, IIB, IIC explosive gas environment;

4. Applicable to areas 21 and 22 of flammable dust environment;

5. Applicable to corrosive gases, moisture, and high protection requirements place;

6. Applicable to the temperature group is T1 ~ T6;

7. Operate the electromagnetic appliance remotely or indirectly control the motor in the vicinity of the controlled motor, and observe the operation of the controlled circuit through the electrical instrument and signal light.

1. It is widely used in flammable and explosive gas environment such as oil exploitation, refining, chemical industry, offshore oil platform, oil tanker, etc. It is also used in flammable dust places such as military industry, port, grain storage and metal processing;

2. Applicable to Zone 1 and Zone 2 of explosive gas environment;

3. Applicable to IIA, IIB, IIC explosive gas environment;

4. Applicable to areas 21 and 22 of flammable dust environment;

5. Applicable to corrosive gases, moisture, and high protection requirements place;

6. Applicable to the temperature group is T1 ~ T4;

7. Control the direct start, stop and forward and reverse of the motor, and overload, Short circuit and under voltage protection.

1. It is widely used in flammable and explosive gas environment such as oil exploitation, refining, chemical industry, offshore oil platform, oil tanker, etc. It is also used in flammable dust places such as military industry, port, grain storage and metal processing;

2. Applicable to Zone 1 and Zone 2 of explosive gas environment;

3. Applicable to IIA, IIB, IIC explosive gas environment;

4. Applicable to areas 21 and 22 of flammable dust environment;

5. Applicable to the temperature group is T1 ~ T4 / T5 / T6;

6. Transform mechanical signals into electrical signals in the control circuit as a control for mechanical actions or procedures.

1. It is widely used in flammable and explosive gas environment such as oil exploitation, refining, chemical industry, offshore oil platform, oil tanker, etc. It is also used in flammable dust places such as military industry, port, grain storage and metal processing;

2. Applicable to Zone 1 and Zone 2 of explosive gas environment;

3. Applicable to IIA, IIB, IIC explosive gas environment;

4. Applicable to areas 21 and 22 of flammable dust environment;

5. Applicable to the temperature group is T1 ~ T4 / T5 / T6;

6. It can be used for remote start or direct control of start, stop and forward and reverse of three-phase squirrel cage motor, and can protect motor overload, under voltage, short circuit and phase failure. There should also be pre-level power distribution and protection during installation.

1. It is widely used in flammable and explosive gas environment such as oil exploitation, refining, chemical industry, offshore oil platform, oil tanker, etc. It is also used in flammable dust places such as military industry, port, grain storage and metal processing;

2. Applicable to Zone 1 and Zone 2 of explosive gas environment;

3. Applicable to IIA, IIB, IIC explosive gas environment;

4. Applicable to areas 21 and 22 of flammable dust environment;

5. Applicable to the temperature group is T1 ~ T4 / T5 / T6;

6. Applicable to places where fire protection is monitored and managed.

1. It is widely used in flammable and explosive gas environment such as oil exploitation, refining, chemical industry, offshore oil platform, oil tanker, etc. It is also used in flammable dust places such as military industry, port, grain storage and metal processing;

2. Applicable to Zone 1 and Zone 2 of explosive gas environment;

3. Applicable to IIA, IIB, IIC explosive gas environment;

4. Applicable to areas 21 and 22 of flammable dust environment;

5. Applicable to the temperature group is T1 ~ T4 / T5 / T6;

6. For power distribution of lighting or power lines, electrical equipment on/off control; also as a central signal processing system and central control system.