Ventilation unit with impeller with backward curved blades.
Article number 116165/A01
Type key GR31C-ZID.DG.CR
Designation Ventilation unit with impeller with backward curved blades.
Fan design with D flange
Rated values 3~380-480V 50/60Hz P(ed) 3.90 kW 6.20-5.00A 4200min⁻¹ 40°C
Electrical connection Integrated controller
Conformity ErP 2015, ErP2026-Status: Compliant (complete fan)
ErP Data Measurement category ErP: A
Air flow q(v) on Eta opt: 4428 m3/h
Pressure increase p(fs) on Eta opt: 1919 Pa
Input power P(ed) on Eta opt: 3864 W
Efficiency Η(statA): 65.6 %
Efficiency grade: N(actual) = 69.9 / N(target) = 62* *ErP 2015
Thermal class THCL155
Efficiency class IE5
IO-function BASIC-MODBUS
Type PFC integrated no PFC
Painting motor Stator/rotor separately
Painting stator Stator unpainted
Painting rotor Rotor 1 coatpaint resistance class 1 (L-TI-0596)
Colour rotor RAL 5002 (ultramarine blue)
Material rotor Aluminium
Painting impeller unpainted
Colour impeller like RAL 5002 (ultramarine blue)
Material blades/impeller Impeller made of ZAmid
Inlet nozzle Inlet nozzle with measuring device for volume flow
K-factor 95
K-factor with grille 91
Mater. inlet nozzle Inlet nozzle made of galvanized sheet metal
Painting inlet nozzle unpainted
Connection diagram Connection diagram: AP00001C
Motor protection integrated active temperature management
Type of protection IP55
Impregnation Moisture and hot climate protection
Quality of bearings ball bearing with long-time lubrication
Labelling UL/CSA E213826 ZC-155, MK116-0013
Colour motor Stator/rotor separately
Rating plate 1x fixed
Condens. drain holes Condensation drain hole rotor open
Direction o.rotation clockwise direction seen at rotor.
Fitting pos./intake direction Fitting position H/Vu/Vo
Operating manual L-BAL-F078D
Weight 22.00 kg
Min. operating temperature -20°C
Disclaimer CT20/DOE Selected product is fully compliant with U.S. DOE and CT20 regulations for industrial fans and blowers.