1．Can be used in Zone1 and Zone2 dangerous places．
2．Can be used in ⅡA、ⅡB group explosive atmosphere．
3．Suitable for incandescent lamp．
Features
1．Diecasted aluminium alloy shell with plastic-sprayed surface．
2．Pressure-castee formation，compact structure and aesthetic appearance
3．Suspension type thumb nut is used for fastening so that it can be quickly opened up and is convenient for maintenance
4．Suitable for cable wiring．