Wall-mounted helical fans with fiberglass-reinforced plastic propeller, single-phase (HCFB) or three-phase (HCFT) motor, IP65 (1), Class F (2), built-in thermal protector (3) and box terminals, with built-in capacitor in single-phase models. Engines:
- 4-pole.
- Voltage adjustable with autotransformer.
- Supply voltage
- Single-phase.