Not only does OMIS deliver complete cranes to end-users, but it also supplies crane kits or parts to small crane manufactures and distributors all around the world. Given the bulky structure of a crane, this solution allows saving on transportation costs.
A crane kit is the full set of parts a crane is made of, with the exception of the main girders. It normally includes:
end carriages with gearmotors and connecting flanges, lifting unit, electrical cabinet, festoons track system, pendant push-button station and limit switches, girders construction drawings, electrical drawings.
Parts can also be purchased separately.
Open Barrel Hoists
OMIS has been manufacturing open barrel hoists for over 40 years and the present production represents the apex in terms of variety, quality and cost-effectiveness. Reliability is guaranteed by in-house fabrication of all mechanical components that are carefully inspected till the final assembling.
Standard hoists are available in both single and double-reeved configuration, load capacity varies from 3.2 to 60 ton, though larger capacity hoists are also available. Normal height of lift is 10 and 15 m, but higher hook paths are frequently produced in our workshops.
Motors are operated through Inverters, nevertheless dual stage, pole change solutions can also be delivered.
The load limit device is a strain-gauge cell enclosed in the fixed-end pin, and it is connected to an electronic card where two load thresholds can be set up to prevent hoist overloading in accordance with the European specifications.