Cpro Ausschreibungstext

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Centrifugal fan Cpro

Series RH..C.CR

Design RH..C.CR for IEC-standard motors

Specification Single-sided intake, rear-curved motor impeller, energy-optimised for operation

without spiral housing through special blade design with rotating, vaneless diffuser for high efficiency and with favourable acoustic behaviour

Impeller: ø 250 – 630 mm in 9 frame sizes Centrifugal impeller made of high-strength ZAmid composite material Fitting position: horizontal and vertical Design hub and bush for attachment to IEC-standard motors Impeller colour: RAL 5002 (ultramarine blue) Air handling capacity up to 30,000 m3/h and up to 2,500 Pa Impeller with rotating diffuser 7 rear-curved, profiled blades Galvanized inlet nozzle with volume flow rate measuring equipment Clamping bush hub or fixed hub – Balance class G2.5 Reliable charge temperature: -20°C to +80°C Fan characteristic curve refer to measurements made on an inlet-side chamber test rig acc DIN 24163 Part 2 or ISO

5801 Performance specifications comply with Precision Class 1 acc DIN 2 acc DIN 24166

System components Guard grill, full bell mouth, spring damper, rubber damper, elastic intake flanges

Technical data

Fan type Air flow (qv) m³/h

Static pressure rise (psF) Pa

Impeller efficiency (ηsys) % Rated speed (n) min-1 max. spped (nmax) min-1 Media density (ρ) kg/m³ Media temperature (tR) °C Sound power level (LWA) dB(A) Weight (m) kg

All frame sizes are available in association with IEC standard motors as GR..C-modules in the horizontal and vertical installation positions and as ER..C-modules in the horizontal installation position.