| Chennai based dealer of wire ropes & wire rope slings, chains & chain products, chain slings, electric wire rope hoists, E.O.T cranes, lifting tackles, lifting & lashing belts, and many more. |
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Electric Wire Rope Hoists
We supply superior quality electric wire rope hoists, which are widely used by clients to cater to their extensive requirements. Low headroom medium/heavy duty “Sigma” electric wire rope hoists suit to medium and heavy-duty operations. These hoists are designed and developed in modular construction with each component easily accessible for maintenance. The rope drum, gearbox, motor, brake and panel can be easily attended to. The frame is of sturdy design fabricated from steel plates and is welded/bolted type. Features - Rope Drum
Steel fabricated/seamless pipe drum is machine grooved and designed to accommodate the whole length of wire rope in one layer.
- Wire Rope
6X37 construction steel/fiber core wire rope with minimum factor of safety of 6 is provided.
- Gear Box
Complete gear train for hoisting motion is in an enclosed casing provided with oil bath lubrication. The gears are made from alloy steel.
- Lifting Hook
Forged steel shank type hook with thrust bearing for swivel is incorporated.
- Trolley
Runner wheel can be factory adjusted for various sizes I-beams, trolley, motor driven, hand chain driven or pull push type can be provided as per requirements.
- Motor
Motors are of squirrel cage, 40% CDF rating in class B insulation manufactured by NGEF/GEC/CROMPTON/ own make.
- Hoist Brake
The hoist motor is fitted with in electromagnetic brake of shoe/disc type. The brake is selected for 150% of load torque to ensure safe holding of load. Made with ‘BCH’/EMCO/UNITORC.
- Limit Switch
Snap action type limit switches are provided to avoid over hoisting and over lowering.
- Control
The hoist is controlled from ground level by means of pendent type push buttons operating on low voltage of 110 volts to ensure safety of the operator. Control panel is of enclosed type, easily removable cover complete with transformer contactors and fuses. Construction These hoists are of fabricated construction, which consists of separate individual units such as brake, motor, gearbox, wire rope drum, electrical control panel and traveling trolley. All these units are easily accessible for repairs & maintenance without disturbing each other. Many plants work with materials whose air/gas mixtures are liable to explode with proximity to equipment prone to sparking. Such explosions endanger the live and health of persons and cause material damage. Hence, we recommend the use of Sigma make flame proof electrical wire rope hoist for material handling, which minimizes the occurrences catastrophe. Optional Features - Micro speed for hoisting and cross travel
- Power collection systems
- Safety limit switches
- For - cross travel, hoisting emergency, overload limiter, slack wire rope
- Overload relays, mains on - off, isolator switch, single phase preventors incorporated in control panel
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