STM WMI 90 · 307 Nm · i=60 · reducer
MLFB: WMI90-60
STM WMI 90 worm gear reducer without motor, ratio i = 60. At 1400 rpm input: output speed 23.3 rpm, rated output torque 307 Nm, rated input power 1.1 kW. By input speed: n₁ 2800 → 242 Nm / 1.6 kW; n₁ 1400 → 307 Nm / 1.1 kW; n₁ 900 → 350 Nm / 0.86 kW; n₁ 500 → 407 Nm / 0.59 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 | 307 Nm |
| Gear ratio | 60 |
| Rated input power P₁ | 1.1 kW |
| Output speed n₂ | 23.3 min⁻¹ |
| Input speed n₁ | 1400 min⁻¹ |
| Weight | 13 kg |
| Gearbox size | 90 |
| Number of stages | 1 |