MAX Medium Pressure Centrifugal Fans
ATEX Certifed Fans for Medium Pressure Systems
Manufacturing Features:
Centrifugal fan with cast aluminium housing.
Finished with a polyester powder coating.
Cast aluminium impeller.
ATEX standard asynchronous motor.
ATEX certified according to the zone.
IP55 protection and class F insulation.
Manufactured with standard voltages: 230V 50Hz for 1~ motors, 230/400V 50Hz in 3~ motors up to 4kW and 400/690V 50Hz for higher powers.
Standard position LG 270.
ATEX Certified Fans for Medium Pressure Applications
The MAX series of ATEX certified fans are ideal for medium pressure applications. They can provide moderate air flow rates up to 2200m³/h with the highest-pressure development of 1750pascals.
MA P/R: Medium pressure centrifugal fan with straight impeller for solid material transport
MAX: ATEX rated medium pressure centrifugal fan
Designed for inline installation, they are suitable for:
• Ventilation in indoor environments classified as ATEX
• Working temperature: ambient from -20ºC to 40ºC, transported air according to the ATEX clasification
• 60Hz fans and special voltages
• Position: LG270, LG0, LG45, LG90, LG135, LG180, LG315
Technical Data
The MAX range of fans are paired with an ATEX standard asynchronous motor manufactured with standard voltages: 230V 50Hz for single phase motor 230/400V 50Hz in three phase motors up to 4kW and 400/690V 50Hz for higher powers. Motors are ingress protected to IP55 with class F insulation.
| Fan Type | Voltage (V) |
Frequency (Hz) |
Input Power (kW) |
Rated Current (A) |
Speed (rpm) |
Max Temp (°C) |
IP Rating (IP) |
|---|---|---|---|---|---|---|---|
| GKHM 355-CIG.102.5HF IE Gen3 (IE5) | 3~ 380-480 | 50 / 60 | 2.33 | 3.7 at 400V | 3120 | 40 | IP54 |
| GKHM 400-CIG.114.6FF IE Gen3 (IE5) | 3~ 380-480 | 50 / 60 | 4.48 | 7 at 400V | 3170 | 40 | IP54 |
| GKHM 450-CIG.128.6IF IE Gen3 (IE4) | 3~ 380-480 | 50 / 60 | 5.9 | 9.05 at 400V | 2950 | 40 | IP54 |
| GKHM 500-CIG.143.6NA IE Gen3+ (IE4) | 3~ 380-480 | 50 / 60 | 7.48 | 11.4 at 400V | 2625 | 40 | IP54 |
| GKHM 560-CIG.160.6NA IE Gen3+ (IE4) | 3~ 380-480 | 50 / 60 | 6.85 | 10.7 at 400V | 2125 | 40 | IP54 |
| GKHM 630-CIG.180.6NA IE Gen3+ (IE4) | 3~ 380-480 | 50 / 60 | 5.1 | 7.88 at 400V | 1580 | 40 | IP54 |
