CHVN 315 -1250 Description Brochure

CHVN 315 -1250 High Pressure Radial Fans COLASIT AG • Plastics construction • CH-3700 Spiez Edition 02.06 Phone + (0)33 655 61 61 • Fax +41 (0)33 654 81 61 Subject to alteration www.colasit.ch • info@colasit.ch Performance Flow rate: max. 110'000 m3/h Static pressure: max. 6'500 Pa Efficiency: max. 85% Housing Self-supporting plastic construction, welded, available in PP, PPs, PPs-el, PVC, PE, or PVDF. Impeller Impeller with 12 backward-curved blades which are mechanically welded and available in PP, PPs-el or PVDF. Each impeller is tested on an overspeed test stand above normal rate and balanced dynamically and statically in two ranges. Balancing quality < Q 6.3. Torque transmission is via a standard taper lock system. The tested design permits tip speeds of up to 90 m/s. Support Frame Sturdy metal construction, up to model 710 galvanised in accordance with DIN 50961, load class 2, for model 800 and higher: hot-dip galvanized Drive Direct Drive (up to Model 710) Impeller is mounted directly to the motor shaft. V-Belt Power transmission from motor to impeller is via a V-belt . The impeller shaft is supported by heavy-duty self-aligning roller bearings. Motor Standard three-phase motor in accordance with IEC, mountings B3. Hub seal Standard hub seals or optional hub seals are available for special applications. Optional: CHVN 315-710 ATEX-examined for zone 1 and 2 CHVN 315-1250