The 3-ton LH electric hoist double-girder
bridge crane (hereinafter referred to as the 3-ton crane) is designed and manufactured in accordance with the standard JB/T3695-1994. The LH-type 3-ton electric hoist double-girder crane is similar to the 5-ton electric hoist in the form of CDI, MDI and other forms. When used together, it becomes a light and small crane running on rails. Its applicable lifting capacity is 3 tons, its applicable span is 7.5-35 meters, the working level is A3~A4, and the working environment temperature is within the range of -25℃ ~ +40℃.
3-ton electric hoist double-girder overhead crane
3-ton electric hoist double-girder crane structure diagram
3-ton electric hoist double-girder crane structure diagram
Technical parameters of 3-ton electric hoist double-girder crane
name Model unit LH type 3-ton hoist double-girder bridge crane (3t crane, 3t traveling crane, 3t traveling crane)
LH type 3-ton hoist bridge crane, LH type 3-ton hoist double-girder crane
Lifting weight Q t 3
Control type Ground control, control room control
big car Running speed V m/min 20 30 45
electric motor model ZDY121–4
power kw 2×0.8
Rotating speed RPM 1380
Rise Electric hoist model CD1 MD1
Lifting height m 6、9、12
Lifting speed V1 m/min 8 8/0.8
car Running speed V2 m/min 20 30
job type A3~A5
power supply 3 phase 50HZ 380V
Wheel diameter (large car/small car) mm φ270 /φ160
Recommended rails model P18，P22，P24
Span S m 10.5 13.5 16.5 19.5 22.5 25.5 28.5 31.5
Maximum wheel pressure Rmax KN 27 29 33 35 38 45 49 58
LH type 3-ton electric hoist double-girder overhead crane parameters