450+ installations
FAST LIFTING SPEEDS of upto 30 fpm with full load with high speed design giving 6 times higher productivity.
yearly maintenance expense less than that of a car.
Derrick Crane – Regular
- 300+ installations in Rajasthan
- 50+ installations in AP & TS
- 10+ installations in Karnataka
- 25+ installations in Tamil Nadu
- 2 installations in Vietnam
Technical Details:
- The Jib, Column and Tie Members are made of welded M. S. Angles.
- The Tie Members and Pulley Blocks for the Jib are connected by a special hinge arrangement made on top of the Column.
- The Platform of the Winch rotates on Special Thrust Bearing.
- The Winch unit consists of Electric Motors driving a Variable Speed Gearbox that in turn drives a Helical Gearbox manufactured by a reputed company.
- There are different Motors for different movements like:
1. Lifting and Lowering of the Hook.
2. Lifting and Lowering of the Jib. - Hydraulic Thruster Brakes are provided for both the Hook and the Jib movements.
- Rotation of Derrick Crane takes place with the help of a Reduction Gearbox and a Chain of Gears
- The pulleys are mounted with special heavy duty Bearings.
- Speeds of upto 10 MT/Min.
- Heavy Motor / Heavy Gear Box and A. C. Drive is supplied.
| DERRICK CAPACITY | OVERALL DIMENSIONS | JIB | LIFTING CAPACITY | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| M.T. | JIB Mtr. | A Mtr. | B Mtr. | C Mtr. | D Mtr. | E Mtr. | F Mtr. | S1 (220) Mtr. | S2 (650) Mtr. | S3 (820) Mtr. | P1 M.T. | P2 M.T. | P3 M.T. |
| 40 | 40 | 40 | 20 | 28 | 14 | 20 | 28 | 15 | 36 | 39 | 40 | 30 | 20 |
| 50 | 40 | 40 | 20 | 28 | 14 | 20 | 28 | 15 | 36 | 39 | 50 | 38 | 25 |
| 60 | 40 | 40 | 20 | 28 | 14 | 20 | 28 | 15 | 36 | 39 | 60 | 45 | 30 |
Fortuna engineering industries
