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OHT (Overhead Hoist Transfer System)
An automated transport system which related to Overhead Hoist Transfer System.
Equipment type
Classification | SPECIFICATION | |
---|---|---|
Payload | 10kg | |
Velocity | Straight-line section | 4.2 m/s |
Curved section | 0.7 m/s | |
Acceleration/ deceleration | 2 ~ 3 m/s | |
Time of uploading and loading(include E84) | EQ : 10sec, STB : 11sec | |
Degree of uploading and loading work. | &±1mm | |
Length of Hoisting | Max. 3.3m (FOUP) | |
Sliding Distance | Max. 450mm (RailCenter) | |
Method of divergence and merging | VHL Self Switching | |
Time of Steering unit operation | 0.5sec | |
Curve radius | 450mm / 500mm | |
Size | Vehicle | 465mm(W) x 788mm(D) x 923mm(H) |
Rail | 392mm(W) x 250mm(H) | |
Vehicle Weight | 105kg (±5kg) | |
Rail Weight | Straight line Rail | 4.9kg/m |
Divergence Rail | 75kg/Unit | |
Non-contactPower equipment (HID) | power supplies (30KVA) |