QGLR-160~400a/1type of fuse combination switches 1. QGLR1 type is of modular design structure. 2. Ensure making and break under load, reliable over-current and short-circuit off-protection. 3. Apparent visible off state. 4. 2 poles, 3 poles, 4 poles (3 poles+on and off neutral pole). 5. Total 10 sizes from 63~400A Structure and operation forms 1. Direct front operation: The handle is Installed in front of the switch. 2. Direct side operation: The handle is installed at the right side of the switch.(users who want the handle assembled at the left of the switch should make a clarification). 3. Front operation outside the board: the handle is assembled at the front of the distributing board. 4. Side operation outside the board: The handle is assembled at the right side of the board (users who want the handle assembled at the left should make a clarification) 5. S type of auxiliary contact can be provided.