For Biogas application Zone 2, Cat 3G (GAS) <g> C€ II 3Gcb IIBT3 Double stage Lateral Channel Blowers Compressor - 50Hz /pr\ X2.42SM WATEX3GD MARKING ■ Zone 2, Cat 3G (GAS) <g> (€ II 3GcllBT4 ■ Zone 22, Cat 3D (DUST) <S> (€ II 3D c T1 35°C Main Features Compliance with the ATEX Directive 94/9/EC ce Compliance with the Machinery Directive 2006/42/CE - Maximum flow: 420 m3/h - Aluminium alloy parts non sparkling - Motors ATEX Ex nA MB T4 Gc with PTC sensor - Suitable for horizontal and vertical installation (for Biogas application, only vertical) - Inlet / Outlet ports: G 4" For Biogas application [to be listed at order] - Anodizing - Impregnation - Provision for pressure and temperature control sensors - Drain holes - Only vertical installation with No. 3 vibration dampers included (Refer to the doc: "Overall dimensions for Biogas application") Technical Data for 50Hz - 2 poles - Three-Phase Motors [5] Order Code Maximum flow Installed Power [kW] Electric Motor data Voltage [a) A/Y [V] Rated Amps A/Y [A] Performance curves refer to operative conditions to air at 15°C temperature and 1013 hPa (abs) pressure measured at inlet port. Tolerance on capacity and temperature values: +/-1Q%. 1 hPa = 1 mbar Allowed tolerance for supplied voltage: +/-10%. Noise measured at 1 meter distance in accordance to EN ISO 3744, tolerance: +/-3 dB (A). Tolerance about dimensions according to: IS02768-C. For use with frequencies different from 50Hz, refer to variable frequency table. Data subject to change without prior notice.