368-366-000003

Hürner
Make: HLU Type: HF R 250-15 D (DS1) Housing material: PEs Impeller material: PPs Housing position: GR 360 Intake diameter: 250 mm Pumping medium: air Ambient pressure: 101,325 kPa Media temperature: 20 °C Suction-side media density: 1,185 kg/m³ Volume flow: 3000 m³/h Total pressure difference: 1619 Pa Static pressure difference: 1433 Pa Operating speed: 2860 rpm Max. permissible speed of the impeller: 3208 rpm permissible media temperature range: 0 / 40 °C Control type (on-site): - Operating frequency: 50 Hz Inflow velocity: 17.8 m/s Peripheral speed: 58 m/s Sound pressure level Lp2A (1 m): 77 dB(A) Sound pressure level Lp2A (1 m)* : 77 dB(A) Sound power level Lw6A: 91 dB(A) Impeller efficiency: 79.6% SFP: 2354 [5] W/(m³/s) Power requirement ad shaft: 1.68 kW Engine power: 2.2 kW Engine speed: 2860 rpm Voltage: 3~ 230/400 V Frequency: 50 Hz Rated current: 4.4 A Design/Size: IM B5/90L Protection class/motor protection: IP 55/PTC thermistor Ex classification: II 2G Ex db eb IIC T4 Gb Motor suitable for frequency converter: Yes Addition: - Efficiency class: IE3 Sound levels without taking the motor into account (*with motor at mains frequency) ATEX Fan Ex designation: e II 3G Ex h IIB T3 Gc INDOOR requirement: Category 3 (Zone 2) Temperature class: T3 (200 °C) OUTDOOR requirement: Category 3 (Zone 2) Temperature class: T3 (200 °C)

hst 300

Hürner