HMX Long Cased Axial Fans
Suitable for ATEX Zone 1 & 2 Gas, or Zone 22 Dust Environments
Manufacturing Features:
ATEX Certified Construction: Ex h - IIC & IIB+H2 Gas and IIIB Dusts.
Long cased axial fan with reinforced, steel fan casing.
Polyester powder coated finish.
Motor-impeller modular assembly for complete versatility.
Cast aluminum impeller with variable pitch angle.
ATEX standard asynchronous motor.
ATEX certified: II2G Ex d, Ex e / II3G Ex nA.IP55 protection and class F insulation.
Manufactured with standard voltages: 230/400V 50Hz in 3~ motors up to 4kW and 400/690V 50Hz for higher powers.
Motor-Impeller Modular Assembly for Complete Versatility
Featuring adjustable blades, the HMX series of long cased axial fans can provide a wide range of duties with precise and controlled higher airflow rates.
HM: Polypropylene impeller (A2 profile) or polyamide impeller reinforced with fibreglass (other profiles) with variable pitch angle.
HMA: Cast aluminium impeller with variable pitch angle.
HMX: Cast aluminium impeller ATEX rated
Designed for wall or duct installation, they are suitable for:
• Air renewal in buildings and industries
• Smoke extraction (max 40ºC)
• Maximum working temperature: ambient from -20ºC to 40ºC
• Ventilation in indoor environments classified as ATEX
• B-form or 100% reversible impeller
• 60Hz fans and special voltages
Technical Data
HMX fan models are paired with an ATEX standard asynchronous motor manufactured with standard voltages: 230/400V 50Hz in three phase motors up to 4kW and 400/690V 50Hz for higher powers.
| 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 |
