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 ~ T6;

7. As an electrical and electronic device and lighting circuit, it can also be used for electric motors. Infrequent starting and overload, short circuit and undervoltage protection of the motor.

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 equipment at a long distance or indirectly control multiple motors in the vicinity of the controlled motor, and observe the operation of the controlled circuit through electrical instruments and signal lights.

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. Power distribution for lighting or power lines, electrical equipment on/off control or Check maintenance and 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 ~ T6;

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. Used as command transmission and status monitoring.

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. Used to short-circuit or disconnect the small current circuit in the control circuit Issue commands to control electrical units such as contactors and relays.

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