1. For the dangerous sites with explosive air mixture: 1 division、2 division; 2. Flammable gas, steam class：ⅡA、ⅡB; 3. Temperatures classification：T1~T4; 4. Indoor and outdoor (IP54).
1. Apply to control many motors Each branch is equipped with circuit-breaking protection and distributes power for other electric equipment; 2. Diecasted Al-alloy shell with moulded-shapement and plastic-sprayed surface; 3. Adopting the module strcture, with various types for freely compound; 4. Can be operated on surface or remoted and custom-ized by uses requirements; 5. Possessing the guarding function against overload, short and under voltage; 6. Steelpipe and cable wiring.
