It is an important actuator in the automatic system of electric butterfly valve industry, which can be controlled centrally at a long distance and can also meet the needs of computer program control
Defense industry, petrochemical industry, power equipment, iron and steel metallurgy, nuclear industry, biological pharmaceutical, hvac, cleaning equipment, filling equipment, drying equipment, paint equipment, shipbuilding
Industry, engineering construction, science and technology construction, building automatic control, automatic control, environmental protection water treatment, waterworks and other industries widely used.
Products pictures
Specifications
SPECIFICATIONS VALVE
Service:
Compatible liquids, gases, and steam.
Body:2-way, wafer or lug butterfly.
Line Sizes:2 to 12".
End Connections:Lug and wafer pattern designed for flanges that are ANSI Class 125 (B16.1) and ANSI Class 150 (B16.5) dimension.
Pressure Limits:225 psi (15.5 bar).
Wetted Materials:Body Material: Ductile iron WCB,SS304,SS316; Disc: Aluminium bronze C954 ,SS304,SS316,316 SS; Seat: EPDM or PTFE NBR,VITON; O-ring: EPDM; Stem: 410 SS.
Temperature Limits:
Disc: EPDM: -50 to 250°F (-15 to 85°C); PTFE: 0 to 300°F (-18 to 150°C),NBR:-50 to 250°F (-15 to 85°C),VITION:(-25 to 250°C)
Bearings:Nylatron.
*Operator:2 to 6" 10-position locking hand lever; 8 to 12": manual gear.
ACTUATORS
Pneumatic “DA” and “SR” Series Type:DA series is double acting and SR series is spring return (rack and pinion).
Normal Supply Pressure:DA: 40 to 115 psi (2.7 to 7.9 bar); SR: 70 to 115 psi (4.8 to 7.9 bar).
Maximum Supply Pressure:120 psi (8.6 bar).
Air Connections:DA03 thru DA11: 1/4" FNPT; SA03 thru SR11: 1/4" FNPT.
Housing Material:Anodized aluminum body and epoxy coated aluminum end caps.
Temperature Limits:-40 to 176°F (-40 to 80°C).
Accessory Mounting:NAMUR standard.
Electric "TH" and "MH" Series
Power Requirements:110 VAC, 220 VAC, 24 VAC or 24 VDC.
Power Consumption:See instruction manual.
Cycle Time (per 90°):See instruction manual.
Duty Rating:See instruction manual.
Enclosure Rating:NEMA 7, designed to meet hazardous locations: Class I, Group C & D; Class II, Group E, F & G; Division I & II.
Housing Material:Powder Coated Aluminum.
Temperature Limits:-22 to 140°F (-30 to 60°C).
Electrical Connection:1/2" female NPT.
Modulating Input:4 to 20 mA.
Standard Features:Position indicator and two limit switches.
Production Applications
