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butterfly valves
644A804E - Actuators for burner controls
If the pressure increases excessively during the first test phase called ƒš«Test1ƒš»
Power (kW) Poles Speed (rpm) Frame Nominal torque (Nm) Efficiency class 0
080U for vent line connection
22kW ATEX - 4 Pole Flameproof Motor Mounting:B3 butterfly valvesTEC YBX3 22 kW 4 Pole (~1500 rpm) Flameproof Motor Certified for ATEX UKEX Zone 1 with Ex d IIC T4 protection. Built for hazardous process areas where reliability, efficiency and uptime matter. Key Features ATEX UKEX Zone 1, Ex d IIC T4 IE3 efficiency (per pole frame), EU 2019 1781 compliant IP66 enclosure; Class F insulation (B rise); S1 continuous duty PTC 130C thermistors; VSD compatible Cast iron frame and terminal box; dynamically balanced rotor