EEW SW Series Explosion proof Switches

Designed for explosive atmospheres Zone 1 and Zone 2; Designed for combustible dust Zone 21 and Zone 22; Designed for IIA, IIB and IIC groups explosive atmospheres; Designed for temperature classifications T1~T6 ; Designed for explosive hazardous locations such as oil refinery, storage, chemical, pharmaceuticals, textile, military industries etc

Certified Authentic With Complete Certificate


Model Code

Modeling Table




1   The shell is made of aluminum alloy with high pressure casting, and the surface is shot blasted and then sprayed with high pressure electrostatic.
2   Internal combination switch, stable and reliable performance.
3   Specially designed waterproof and dustproof liner.
4   With good waterproof and dustproof characteristics.
5   Steel pipe or cable wiring.

Technical Parameters

1  Compliance with: GB3836.1, GB3836.2, GB3836.3, GB12476.1, GB12476.5, IEC60079-0, IEC60079-1, IEC60079-7,  IEC61241-0,  IEC61241-1;

2  Explosion-proof mark:  Ex de IIBT6 Gb/tD A21 IP66 T80℃;  Ex de IIC T6  Gb/tD A21 IP66 T80℃;

3  Rated voltage: 220V;

4  Current Rating: 10A, 16A;

5  Protection level: IP66;

6   Corrosion resistance: WF1, *WF2;

7   Cable entry:  G2-3/4″;

8   Cable outer diameters: Φ9mm~Φ14mm

NOTE: *WF2 Corrosion resistance  is customized according to customer requrements.

Mounting Type