Akar SMT140BC Belt-Driven Gearless Elevator Traction System
Akar SMT140BC is a Belt-Driven Gearless Elevator Traction System designed for reliable elevator applications where ride comfort, controlled traction and service-friendly installation are required.
Description
What is a belt-driven gearless machine?
The Akar SMT140BC is a belt-driven gearless elevator traction machine. Instead of steel wire ropes it uses flat coated-steel or polyurethane belts, which allow a much smaller sheave diameter and therefore a more compact machine.
Belt-driven machines are used in machine roomless (MRL) elevators and home lifts where shaft space is tight and a low-profile drive unit is required. Nazar Elevator supplies the Akar SMT140BC to elevator contractors and distributors worldwide.
Technical Specifications
| Machine type | Gearless traction machine with certified belt drive |
| Rated capacity | 320 – 1000 kg |
| Rated speed | 1 – 1,6 m/s |
| Motor power | 4,3 – 17,1 kW |
| Belt pulley | Ø120 / Ø140 / Ø160 mm |
| Variant | SMT140BC-10 · SMT140BC-15 · SMT140BC-20 |
| Origin | Türkiye |
| Standards | EN 81-20 · EN 81-50 · CE |
Configuration table
| Variant | Capacity | Speed | Pulley Ø | Belts | Power | Current |
|---|---|---|---|---|---|---|
| SMT140BC-10 | 320 kg | 1 m/s | Ø120 mm | 3 | 5,7 kW | 5 A |
| SMT140BC-10 | 320 kg | 1 m/s | Ø140 mm | 3 | 4,9 kW | 6 A |
| SMT140BC-10 | 320 kg | 1 m/s | Ø160 mm | 3 | 4,3 kW | 6 A |
| SMT140BC-10 | 320 kg | 1,6 m/s | Ø120 mm | 3 | 9,1 kW | 8 A |
| SMT140BC-10 | 320 kg | 1,6 m/s | Ø140 mm | 3 | 7,8 kW | 9 A |
| SMT140BC-10 | 320 kg | 1,6 m/s | Ø160 mm | 3 | 6,8 kW | 9 A |
| SMT140BC-10 | 400 kg | 1 m/s | Ø120 mm | 3 | 5,7 kW | 6 A |
| SMT140BC-10 | 400 kg | 1 m/s | Ø140 mm | 3 | 4,9 kW | 7 A |
| SMT140BC-10 | 400 kg | 1 m/s | Ø160 mm | 3 | 4,3 kW | 7 A |
| SMT140BC-10 | 400 kg | 1,6 m/s | Ø120 mm | 3 | 9,1 kW | 10 A |
| SMT140BC-10 | 400 kg | 1,6 m/s | Ø140 mm | 3 | 7,8 kW | 10 A |
| SMT140BC-10 | 400 kg | 1,6 m/s | Ø160 mm | 3 | 6,8 kW | 10 A |
| SMT140BC-10 | 450 kg | 1 m/s | Ø120 mm | 3 | 5,7 kW | 8 A |
| SMT140BC-10 | 450 kg | 1 m/s | Ø140 mm | 3 | 4,9 kW | 8 A |
| SMT140BC-10 | 450 kg | 1 m/s | Ø160 mm | 3 | 4,3 kW | 8 A |
| SMT140BC-10 | 450 kg | 1,6 m/s | Ø120 mm | 3 | 9,1 kW | 11 A |
| SMT140BC-10 | 450 kg | 1,6 m/s | Ø140 mm | 3 | 7,8 kW | 12 A |
| SMT140BC-10 | 450 kg | 1,6 m/s | Ø160 mm | 3 | 6,8 kW | 13 A |
| SMT140BC-10 | 630 kg | 1 m/s | Ø120 mm | 3 | 5,7 kW | 10 A |
| SMT140BC-10 | 630 kg | 1 m/s | Ø140 mm | 3 | 4,9 kW | 10 A |
| SMT140BC-10 | 630 kg | 1 m/s | Ø160 mm | 3 | 4,3 kW | 10 A |
| SMT140BC-15 | 630 kg | 1,6 m/s | Ø120 mm | 4 | 12,8 kW | 15 A |
| SMT140BC-15 | 630 kg | 1,6 m/s | Ø140 mm | 4 | 11 kW | 16 A |
| SMT140BC-15 | 630 kg | 1,6 m/s | Ø160 mm | 4 | 9,6 kW | 16 A |
| SMT140BC-15 | 800 kg | 1 m/s | Ø120 mm | 4 | 8 kW | 12 A |
| SMT140BC-15 | 800 kg | 1 m/s | Ø140 mm | 4 | 6,9 kW | 12 A |
| SMT140BC-15 | 800 kg | 1 m/s | Ø160 mm | 4 | 6 kW | 13 A |
| SMT140BC-15 | 800 kg | 1,6 m/s | Ø120 mm | 5 | 12,8 kW | 19 A |
| SMT140BC-15 | 800 kg | 1,6 m/s | Ø140 mm | 4 | 11 kW | 19 A |
| SMT140BC-15 | 800 kg | 1,6 m/s | Ø160 mm | 4 | 9,6 kW | 20 A |
| SMT140BC-20 | 1000 kg | 1 m/s | Ø120 mm | 5 | 10,7 kW | 16 A |
| SMT140BC-20 | 1000 kg | 1 m/s | Ø140 mm | 5 | 9,1 kW | 15 A |
| SMT140BC-20 | 1000 kg | 1 m/s | Ø160 mm | 5 | 8 kW | 16 A |
| SMT140BC-20 | 1000 kg | 1,6 m/s | Ø120 mm | 5 | 17,1 kW | 23 A |
| SMT140BC-20 | 1000 kg | 1,6 m/s | Ø140 mm | 5 | 14,6 kW | 24 A |
| SMT140BC-20 | 1000 kg | 1,6 m/s | Ø160 mm | 5 | 12,8 kW | 23 A |
Engineering note: This machine runs on specially certified belts, not steel wire ropes.
Source: Akar Asansör catalogue 2025.
Frequently Asked Questions
The Akar SMT140BC Belt-Driven Gearless Elevator Traction System is rated for the rated load range. Always verify the final capacity against the official data sheet and elevator calculation before ordering.
The Akar SMT140BC Belt-Driven Gearless Elevator Traction System is designed for the rated speed range. The exact speed configuration depends on roping ratio, sheave diameter and inverter settings.
The Akar SMT140BC Belt-Driven Gearless Elevator Traction System is a belt-driven gearless elevator traction system. This design reduces mechanical losses and simplifies maintenance compared to conventional solutions.
compact MRL and low-noise elevator projects
Yes. Nazar Elevator can supply the Akar SMT140BC Belt-Driven Gearless Elevator Traction System as part of a complete lift package including cabin, doors, control panel and safety components. Contact our export team for project-specific configurations.
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