Product configurations & catalogue specifications
Original TORMIN catalogue reference. Values apply to the individual model and configuration shown; please confirm the ordering code and applicable documentation with our team.
BZM
| Product type | Explosion-Proof Lighting Switch |
|---|---|
| Catalogue location | PDF page 8 |

Additional product information and earlier documentation
Some specifications below may describe earlier or alternative configurations. Use the model-specific catalogue table above when reviewing this supplied edition.
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


