山东烟起起重设备有限公司
山东烟起起重设备有限公司
LB型防爆梁式起重机LB型防爆梁式起重机依据JB/T10219标准所设计、制造；本产品适用于有易燃、易爆性气体的化工车间、煤矿井下、矿山等有爆炸性气体的环境下使用，防爆等级ExdIIBT4，但不适用于在爆炸性粉尘环境中使用
LB型防爆梁式起重机依据JB/T10219标准所设计、制造；本产品适用于有易燃、易爆性气体的化工车间、煤矿井下、矿山等有爆炸性气体的环境下使用，防爆等级ExdIIBT4，但不适用于在爆炸性粉尘环境中使用。
本系列产品起重量为0.5～10t，跨度一般为7.5～31.5m，工作级别为A3～A5级。
主要特点：
1.本系列产品主、端梁结构采用LDA型电动单梁起重机箱型主粱及端梁结构形式。
2.起升机构匹配单速或双速升降的防爆型钢丝绳电动葫芦。
3.大车运行匹配BZDY防爆电动机，大车运行速度不超过20m／min。
4.控制箱、安全开关及电气设备均采用防爆型；葫芦导电及大车供电为软电缆导电。
5.本产品操纵形式为地面防爆手把按钮操纵。
Complying with JB/T10219 slandard. LB explosion-proof crane is allowed to be used in flammable and explosive environments such as chemical workshops，coal mines and oil refineries. Explosion-proof grade is ExdIIBT4. Notice that it is unsuitable to be used in explosive and dust environments.
Performance data
Lifting load capacity 0.5～10t
Range of span 7.5～31.5m
Allowed crane classification group A3～A5
Main Features
1.The main girder and end carriage"s frames reler to those of LDA crane.
2.Hoisting mechanism is required to match with an explosion-proof hoist with single-speed or two-speed.
3.Travelling mechanism is required to match with BZDY-type explosion-proof motor and its travelling speed does not exceed 20m/min.
4.Control boxes, safty switches and electrical system must be explosion—proof Power supply of electric hoist and travelling mechanism adopts flexible cables.
5.The manipulation of this crans is ground button control with explosion-proof function.
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