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Explosion-corrosion-proof control button

LA5821 series

Explosion-corrosion-proof control button

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.

Model Implication

Features

1. The outer casing is made of high-strength, corrosion-resistant and heat-stable ABS engineering plastic.

2. It adopts the explosion-proof structure of the increased safety type casing, and the built-in explosion-proof button has small volume, beautiful appearance, light weight, and convenient installation and maintenance.

3. Built-in explosion-proof button with high arc resistance, high breaking capacity, high safety factor and long life.

4. The product adopts curved road design protection structure, which has good waterproof, dustproof and waterproof performance.

5. All exposed fasteners are made of stainless steel.

6. Steel pipe or cable wiring can be used.

Main Technical Parameters

Order Note

1. According to the model implication's rules to select regularly, and Ex-mark should be added behind model implication;