EEW LBZ Series Explosion-proof Operating Column(IIB, td,)

Details Application 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, printing, military industries etc.

Certified Authentic With Complete Certificate





Model Code

Note: English translation of Mode code is available upon request


1.Hazardous:Zone 1&2 or Zone20,21,22

2.The product is of full flameproof structure, suitable for explosive gas and dust environment

3. Built in indicator light, button, universal change-over switch, ammeter, voltmeter, potentiometer, etc. Other instruments can be installed as required

4. The universal switch has more than 30 functions, which can be selected by users as required

5.The hanging mounting foot is made of 304 stainless steel, and the product has high protection performance

6. Cable or steel pipe wiring is used for hanging type I and II, and cable wiring is used for hanging type III (please specify steel pipe wiring)

Ordering Instructions

1.This product can be used indoors or outdoors. If it is used outdoor, it is recommended to provide a rain cover to improve product waterproof performance;

2. Factory nameplate only reflects the type and quantity ofcomponents. The specific specifications of components are only the order parameters


Technical Parameters

1. Compliance with: GB 3836.1, GB 3836.2, GB 3836.3, GB 12476.1, GB12476.5, IEC60079-0, IEC60079-1, IEC60079-7, IEC 61241-0, IEC 61241-1;

2. Explosion protection: Ex d e IIB T6 Gb/Ex tD A21 IP65 T80℃;

3.Rated voltage: AC380, AC220, 

4. Rated current: 10A;

5. Use Category:  AC-15  DC-13

6. Ingress protection: IP65;

7. Corrosion resistance: WF2;

8. Enclosure type:I, II, III

9. Cable entry: G1″( Compression seal ring type for Enclosure type I & II); G3/4″(Filler lead-in device type Enclosure type III)

10. Cable outer diameters: Φ11mm~Φ18mm(for G”, Φ18mm~Φ26mm (for G3/4″)

Accessories & Spare Parts


Appearance & Mounting Dimensions