... Detailed Product Description SQJ7 Bridge crane cabin series is suitable for the circuit of 50Hz(60Hz).380V(440V),and mainly used in 5MT and ... 50MT-10MT,heavy duty bridge type ,gantry type hoist cranes ,also in hoist crane series.SQJ7 ... in the cab includes :cam controller ,master controller ,hoist crane control bench,illumination box ,and electrical fan.This product has ...