Rosenberg Plug EC / ECM fan with backward-curved impeller. GKHR 500-CIE.154.6FF (Model N42-50000)

EC-Plug Fan with backward-curved impeller

Note: NOT AVAILABLE FOR SHIPPING TO USA

Type: GKHR 500-CIE.154.6FF
Article-No.: N42-50000

Nominal Data:
Voltage [U]3~380-480 V
Frequency [f] 50/60 Hz 
Input power [P]2.9 kW
Current [I] 4.4 A
Speed [n] 1800 r/min
Medium temperature [tR] 60 °C 
Protection Mode IP 54 
Efficiency Class IE4 
K-Factor 232
Weight [m] 21.2 kg
Dimensions [L / W / H] 534 mm / 534 mm / 407 mm

Energy-saving ECM Technology. The impeller of the E-series (Revolution) made of black, UV-stabilized and long glass fibre-reinforced polypropylene (PP) with 7 backward-curved, profiled blades and a narrow efficiency optimized circumferential diffusor.

Sound and weight-optimized. Corrosion-resistant and compact design. Air Flow orientated behaviour. Fluidic optimized inlet cone made of galvanized sheet metal. Available with or without Air Flow measuring equipment. Air Flow measuring equipment by circular pressure connections.

Motorized Impeller, includes motor and impeller. Fitting fluidic optimized cone available.

Mounting either with horizontal or vertical motor shaft.

Motorized Impeller statically and dynamically balanced according to DIN ISO 21940-11 at least with quality level G6.3.

Energy-saving EC external-rotor motor exceeds IE4 / Super Premium Efficiency.

Maintenance-free ball bearings closed on both sides with long-term lubrication. Magnets without rare earth elements.

Motor coated black and/or die-casted aluminum.

Protection Class IP54.

1-phase types with cable for supply and controlling and integrated active PFC

(Power Factor Correction).

3-phase types with integrated terminal box and environmental resistant cable glands (3x M20x1,5).

100% speed controllable with integrated Motor Protection.

Modbus RTU Interface integrated.

Soft Start. Potential-free Alarm Contact and integrated 24V Supply for Accessories.

Applicable in all common energy grids.

Low noise commutation.

Fan complies with the guidelines required (Machinery-, EMC- and Low Voltage Directive) to comply with installation and conformity declaration as well as CE marking. Standard version with UL approval.