Explosion-proof lighting switch
Model: BZM
ZONE 1/ 2; ZONE 21/ 22
Temperature class: T1 to T6
IP Code: IP66
Ex Code: Ex db IIC T6 Gb
Ex tb IIIC T80°C Db IP66
Ambient temp.: - 40℃ to +55℃
ATEX Cert No.: IMQ 25 ATEX 004 X
IECEX Cert No.: IECEx CQM 24.0056X
Application
1. Can be used in Zone 1 and Zone 2, group IIA, IIB, and IIC explosive gas mixture atmosphere; Zone 21 and
Zone 22, group IIIA, IIIB, and IIIC flammable dust atmosphere；
2. Applicable to ambient temperature: -40°C~+55°C；
3. Applicable to relative air humidity: ≤95% (25°C)；
4. Applicable to explosive gas mixture temperature groups: T1~T6.
Characteristics
1. Rated voltage: 220V/230V/250V; 50Hz
2. Rated current: 10A/16A/20A;
3. Explosion-proof mark: Ex db IIC T6 Gb/Ex tb IIIC T80℃
Db;
4. Protection level: IP66;
5. Product material: aluminum alloy；
6. Cable entry thread: G3/4", M25×1.5, NPT3/4";
7. Suitable cable outer diameter: φ10~φ14;
8. Executive standards: EN IEC 60079-0, EN 60079-1, EN
60079-31, IEC 60079-0, IEC 60079-1, IEC 60079-31, GB/T
3836.1, GB/T 3836.2
9. Explosion proof certificate: ATEX, IECEX, CNEX.
Ordering reference
Example: BZM-10: Rated current 10A, Monopolar
BZM-16/B: Rated current 16A, Bipolar
Technical Specification
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