＆#118alue,
power will be cut off auto matically;
5. Possessing the guarding function against overload
and short;
6. Adopting the module structure, with various loops for
freely selecting and compound;
7. Steelpipe and cable wiring.
8. Suitabe for GB3836-2000、IEC60079、GB12476.1-2000、
IEC61241 st