| Boom Length |
8.4 m |
| Max Height |
12 m |
| Crane Type |
Hydraulic Mobile Pick-n-Carry Crane |
| Brand |
Escorts |
| Model Name/Number |
HYDRA 12 |
| Max Lifting Capacity |
12 ton |
| Max Travel Speed |
25 Km/hr |
| Steering - Turning Radius |
6.5 m |
| Brakes - Parking |
Mechanically actuated at rear wheels |
| Transmission - Clutch |
Single plate, heavy duty dry friction type clutch plate especially designed for crane application |
| Tyres - Front |
11.00 x 20 - 16 PR (Four Nos.) |
| Tyres - Rear |
13.00 x 24 - 12 PR (Two Nos) |
| Capacities - Fuel Tank |
45 ltrs |
| Engine - Make & Model |
Simpson S-433, Four Cylinder, Water Cooled Diesel Engine Rated power for crane 49 BHP @ 2200 rpm (Max continuous engine rating 59 HP @ 2300 rpm ) or equivalent engine |
| Transmission - Type |
Heavy duty transmission developed specially for crane application. Sliding Mesh, spur teeth gearbox. Six forward and two reverse speeds with high and low selector lever |
| Steering - Type |
Articulated power steering, hydraulically controlled through two double acting jacks |
| Steering - Articulation |
Upto 56º |
| Boom - Telescoping |
Three part box type hydraulically operated |
| Boom - Derricking |
Through double acting jacks |
| Hoist Mechanism - Hoist |
Four falls, hydraulic winch (capacity: 10 T). Rope diameter 13 mm |
| Hydraulic System - Pump |
Pin Vane Type Hydraulic pump |
| Hydraulic System - Control Valve |
4 spool control valve with built in pressure relief valve for trouble free operation |
| Hydraulic System - Hydraulic Filter |
Suction line has a 100 mesh inline strainer while return line has 25 micron full flow filter |
| Electrical System - Type |
12 V Single battery, Negative earth |
| Capacities - Hydraulic Tank |
90 ltrs |
| Capacities - Axle Reduction |
2.45 ltrs |
| Capacities - Operating Weight |
10500 kg |
| Brakes - Front Wheel |
Pneumatically assisted hydraulic brakes |
| Brakes - Rear Wheel |
Mechanical shoe brakes actuated through a slave cylinder |
| Track - Front |
1930 mm (center of twin wheels) |
| Track - Rear |
1570 mm (center of wheels) |
| Operational Timings (no load at rated engine RPM) - Steering (lock to lock) - 2 Part Boom |
6-10 secs |
| Operational Timings (no load at rated engine RPM) - Boom Raising - 2 Part Boom |
23-28 secs |
| Operational Timings (no load at rated engine RPM) - Boom Lowering - 2 Part Boom |
19-24 secs |
| Operational Timings (no load at rated engine RPM) - Telescoping Extension out - 2 Part Boom |
13-15 secs |
| Operational Timings (no load at rated engine RPM) - Hoist Line Speed - 2 Part Boom |
53 m/min. max. (Single line) |
| Operational Timings (no load at rated engine RPM) - Steering (lock to lock) - 3 Part Boom |
6-10 secs |
| Operational Timings (no load at rated engine RPM) - Boom Raising - 3 Part Boom |
23-28 secs |
| Operational Timings (no load at rated engine RPM) - Boom Lowering - 3 Part Boom |
19-24 secs |
| Operational Timings (no load at rated engine RPM) - Telescoping Extension in Operational Timings (no load at rated engine RPM) - Telescoping Extension in - 3 Part Boom |
17-22 secs |
| Operational Timings (no load at rated engine RPM) - Telescoping Extension out - 3 Part Boom |
23-28 secs |
| Operational Timings (no load at rated engine RPM) - Telescoping Extension in - 2 Part Boom |
9-11 secs |
| Fly jib (2 pt) |
4.1 m length |
| Fly jib (3 pt) |
2.3 m length |