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Belimo B221+LF24; 3/4" 2-way CCV, SS Trim, 24 Cv + On/Off 24 VAC/DC, fail safe

Belimo B221+LF24 US CCV, Stainless Steel, Two-way, 3/4 in., CV= 24.0 plus Spring Return Actuator, 24 VAC/DC, 35inlb, 2-position On/Off, 3ft plenum-rated cable
$287.80

Belimo B221+LF24; 3/4" 2-way CCV, SS Trim, 24 Cv + On/Off 24 VAC/DC, fail safe Zoom

Details

Belimo B221+LF24; 3/4" 2-way CCV, SS Trim, 24 Cv + On/Off 24 VAC/DC, fail safe Valve Type B221 Valve Size 0.75" [20] Cv Rating 16 Cv Flow Rating -- Flow Pattern 2 Way Flow Characteristic A-port equal percentage Service chilled or hot water, 60% glycol Action 75° End Fitting NPT female ends Material (body) forged brass, nickel plated Material (ball) stainless steel Material (plug) -- Material (disc) -- Material (stem) stainless steel Material (seat) PTFE Material (seat O-rings) -- Material (characterizing disc) TEFZEL® Media Temp Range (water) 0°F to 250°F [-18°C to +120°C] Media Temp Range (steam) -- Maximum Inlet Pressure (steam) -- Maximum Inlet Pressure (water) -- Leakage 0% for A to AB Rangeability -- Actuator LF24 US Fail-Safe Spring Return Torque 35 in-lb [4 Nm] Control Input On/Off Input Impedance -- Position Feedback -- Running Time (motor) <40 to 75 seconds Running Time (fail-safe) < 25 seconds @ -4°F to +122°F [-20°C to +50°C], < 60 sec @ -22°F [-30°C] Auxiliary Switch -- Power Supply 24 VAC ± 20%, 50/60 Hz, 24 VDC ± 10% Power Consumption 5 W,2.5 W Transformer Sizing 7 VA (class 2 power source) Electrical Connection 3 ft, 18 GA appliance cable, 1/2" conduit connector Overload Protection electronic throughout 0 to 95° rotation Shaft Diameter Standard: 3/8" to 1/2" round, centers on 1/2" Angle of Rotation max. 95°, adjustable with mechanical stop Direction of Rotation (motor) reversible with CW/CCW mounting Direction of Rotation (fail-safe) reversible with CW/CCW mounting Position Indication visual indicator, 0° to 95° (0° is full spring return position) Manual Override -- Humidity max. 95% RH non-condensing Ambient Temperature -22°F to +122°F [-30°C to +50°C] Ambient Temperature (safety) -- Storage Temperature -40°F to +176°F [-40°C to +80°C] Noise Level <50 dB (A) motor, spring return 62 dB (A) Housing Material zinc coated steel Housing NEMA 2, IP54 Agency Listing cULus acc. To UL 873 and CAN/CSA C22.2 No. 24-93 Quality Standards ISO 9001 Weight 3.1 lbs (1.40 kg.)

Additional Information

SKU EK-B221+LF24

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