STM WMI 90 · 339 Nm · i=50 · reducer
MLFB: WMI90-50
STM WMI 90 worm gear reducer without motor, ratio i = 50. At 1400 rpm input: output speed 28 rpm, rated output torque 339 Nm, rated input power 1.4 kW. By input speed: n₁ 2800 → 263 Nm / 2 kW; n₁ 1400 → 339 Nm / 1.4 kW; n₁ 900 → 391 Nm / 1.1 kW; n₁ 500 → 451 Nm / 0.75 kW. For input speeds of 1500–3000 rpm the manufacturer requires consulting its technical department for this size.
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Technical parameters
| Design | worm |
| Model | WMI 90 |
| Gearbox type | Worm |
| Output torque | 339 Nm |
| Gear ratio | 50 |
| Rated input power P₁ | 1.4 kW |
| Output speed n₂ | 28 min⁻¹ |
| Input speed n₁ | 1400 min⁻¹ |
| Weight | 13 kg |
| Gearbox size | 90 |
| Number of stages | 1 |