RDM 57-3540-6W-10

RDM 57-3545-4W-13

RDM 57-3545-6W-10

RDM 57-4550-4W-16

RDM 57-4550-6W-11

RDM 57-7180-6W-24

Wall-mounted smoke extract fan certified for operation at 600°C for 120 minutes — the highest fire resistance class available, required in road tunnels, railway tunnels and buildings with extreme fire risk.

Motor completely outside the hot gas zone, cooled by outside air — the key to reliable operation under extreme thermal conditions.

Robust galvanised steel casing, backward curved impeller of welded coated steel.

Certified to DIN EN 12101-3, No. 0036-CPR-RG01-17.

Maximum airflow ~5,000 m³/h, power 0.55 kW / 400V three-phase, weight 62 kg.

Wall-mounted smoke extract fan rated 600°C/120 min, 4-pole IE2 motor, 1,425 RPM.

Maximum airflow ~8,000 m³/h, ~700 Pa, Ø438mm, 1.1 kW / 400V three-phase, 84 kg, 87 dB(A).

The solution for large tunnels and industrial buildings with exhaust cross-sections exceeding Ø395mm casing capacity. Also available with 6-pole motor on the same casing.

Certified DIN EN 12101-3, No. 0036-CPR-RG01-17.

RWM 57-4550-4W-16

RWM 57-4550-6W-11

RWM 57-5056-4W-17

RWM 57-5056-4W-13

RWM 57-5663-6W-16

The largest fan in the RWM 57 range. Smoke extraction 600°C/120 min, 8-pole motor, 725 RPM — the only 8-pole model in the range.

Maximum airflow ~20,000 m³/h, ~480 Pa, Ø751mm, 2.2 kW / 400V three-phase, 383 kg, 89 dB(A).

Designed for major tunnels where a single fan must cover exhaust volumes that would require 3–4 smaller models.

Separate certificate: DIN EN 12101-3, No. 0036-CPR-RG01-14.