The LD type 3-ton electric single-girder bridge crane (hereinafter referred to as the 3-ton single-girder crane) is designed and manufactured according to the standard JB/T1306-94. The 3-ton electric single-girder crane is used with CDI, MDI and other forms of electric hoists to become A light and small crane running on rails, with a lifting capacity of 3 tons and an applicable span of 7.5-22.5 meters. The working environment temperature is in the range of -25-+40℃.

LD type 3 ton single girder bridge crane
Structural drawing of 3-ton single-girder bridge crane

Structural drawing of 3-ton single-girder bridge crane
Technical parameters of 3 ton single girder crane
Crane traveling mechanism   Working speed (m/min)   20 ground   30 ground   Room
Speed ratio   58.78   39.38   26.36
Motor   Type   YSE80₂-4   YSE90L-4   7DR100-4
Power   2×0.8   2×1.5   2×1.5
Rotational speed (r/min)   1380
Lifting mechanism (electric hoist)   Model of electric hoist   MD   CD
Lifting speed (m/min)   8/0.8(7/0.7)   8(7)
Lifting height H (m)   6、9、12、18、24、30
Traveling speed (m/min)   twenty
Motor   Cone squirrel cage mode
Working class   A3
Electric current   380V  50HZ three-phase
Width of rail   37~70mm
LD type 3 ton single girder bridge crane parameter table