Product Description        Grab Crane Features of  grab bucket Overhead Crane for lifting coal    Anticollision between two sets of crane: adopt PLC+rotary encoder location+ ultrasonic sensor device+ laser sensor and crane’s buffer with four class anticollision between each two sets of crane Anticollision for rail end: adopt PLC+rotary encoder location +proximity switch+crane buffer+limit switch on the limit position; Grab prevent overturning:adopt angle sensor and weighing sensor Grab prevent swing:four rope of lifting mechanism, headstand “V” type,up wide down narrow; provide reverse direction travelling order by software to reach smooth travelling; Lifting mechanism to avoid overload: overload limiter installed on the each drum; Prevent loosen and wire rope jump: adopt deep groove drum, wire rope jump protection sensor; Limit position safety limit adopt stroke switch; Cab,pit wall etc.area protection:adopt encoder+limit switch+PLC;stroke switch with limit position Emergency stop:disc type brake+inverter;brake providedd braking torque, the inverter supplied reverse direction torque; Lack of phase, short circuit, over-voltage, under voltage, overcurrent, loss voltage protection:inverter+electric parts and components conduct protection; Limit ,location:PLC+rotary encoder+proximity switch.     grab crane   grab crane   Tips: Kindly tell us your requirement: 1. the environment and usage: outdoor or indoor? manual or electric one?  2. the lifting capacity 3. the lifting height 4. the span 5. the lifting speed 6. the power source in your country 7. the working hours: hours per day, day per week, week per month etc. 8. anything special you want to point out grab crane

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Product Categories : Overhead Crane > Underslung Overhead Crane