Quarter-Turn Electric Actuators to Operate ball- or butterfly valves in HAVC utility Systems, Electric Butterfly Valve

Specifications Motor: single phase, reversible, synchronous type

Duty cycle: ER range 50% for 110/230V AC and 30% for 24V AC/24V DC

    Product Description   Quarter-Turn Electric Actuators to Operate ball- or butterfly valves in HAVC utility Systems     Features Permanent capacitor, reversible synchronous motor driving a multi-stage precision gear train. Lifetime lubrication with high performance grease. O-ring sealing and external position indicator with knob. Simple, yet rugged manual operating facility by means of a clutch knob or lever. Molded resin housings, weatherproof to IP 65 with SS cover fasteners. Four adjustable cams on the main shaft to ensure perfect positioning and open/close indication. Internal PCB for power distribution and control, with four switches, SPDT for end-of-travel and position indication. Terminal bank inside the housing for ease of field wiring, including two cable glands Pg11. AC single phase and DC motors are standard Top shaft with flats showing correct valve position. Mounting pattern to ISO 5211/DIN 3337. Direct mounting onto Keystone butterfly valves with ISO top works via standard stock item spacer plates. Compatible to CE regulations. Operation possiblr in any mounting position. Electric connections via cable glands in the basic housing (DIN connectors operational).   Applications Quarter-turn actuators are designed for the operation of valves which require a swivel stroke of 90°, e.g. butterfly of ball valves in: air conditioning heating and vertilation green housing refrigeration energy saving systems air distribution   Technical data Motor:        single phase, reversible, synchronous type Duty cycle: ER range 50% for 110/230V AC and 30% for 24V AC/24V DC                              VS range 50% for all voltages   Standard AC voltage:            24V-115V-230V DC voltage:            24V Winding Insulation: VDE 0530 - class B Temp range:           -10°c to +55°c Torque range:        20-300 Nm Stroking time:         20-100 sec Dimensions   Options External connectors (2) to DIN 43650 + Pg9 cable glands Heating element, ERT 230-10W-4K7 including thermostat Reducing sleeves to meet DIN 3337 Spacer plates Potentiometer kit, EPR for resistant feedback signal Converter kit, EPT for analog position transmission 4-20mA PCB for modulating service Power failure enclosure, EBT1/230 for 230/50 only.             Company Information   Forty years manufacture experience, the most professional manufacturer   China Bell Automatic Group is the leader of automatic industry, specialized in manufacturing automatic products and equipments, owns many world advanced technology and many manufacturing factories and many famous brands.   Tianjin Bell Automatic Instrument Technology Co., Ltd is the subordinate company of China Bell Automatic Group, has forty years manufacturing and technical experience, is the most professional manufacturer in various control valves, actuators and instruments. Bell Automatic has got the ISO quality certificate, EU CE certificate, various quality certificates and many certificates of honor issued by Chinese government.         Here is our new CE certificate,you can believe your choice for BELL !   More products There is always one can satisfy your needs,and we  can also make little change according to customers' requests sometimes.           Packaging & Shipping   Package:with high quality plywood case or be required         Our Services         FAQ   1. Are you manufacturer? Yes.  We are specializing in all kinds of valves and actuators and have more than forty year’s history   2. Do you have any certifications? Yes, with ISO 9001 & CE certificated, our products are of high quality and we have professional engineers and staff team.   3. Which field are your products applied to? Our products are widely used into the automatic control industry, including: cement plant, sugar refinery, steel mills, water treatment, boiler industry, and so on.     If you have any questions about our products,please contact us,we should be appreciated to serve you.Thank you for choosing BELL!