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Eelectric Metal Seat Flanged Butterfly Valve with Manual Overrides

Eelectric Metal Seat Flanged Butterfly Valve with Manual Overrides

Butterfly Valve, Metal Seated Butterfly Valve, Electric Butterfly Valve manufacturer / supplier in China, offering Eelectric Metal Seat Flanged Butterfly Valve with Manual Overrides, Worm Gear Operated Coulping Coaxial Mounted Three-Way 3-Way Ball Valve Factory Manufactory Manufacturer, Investment Casted Stainless Steel Angle Seat Valve Pneumatic Angle Seat Piston Control Valve for Steam Pn16 and so on.


Basic Info

  • Connection Form: Flange

  • Seal Form: Auto Sealed

  • Work Pressure: Low Pressure (Pn<1.6mpa)

  • Material of Seal Surface: Metal Hard Sealed

  • Application: Industrial Usage, Water Industrial Usage, Household Usage, Food,Chemical,Oil,Water Treatment

  • Specification: DN15-DN1200

  • Driving Mode: Electric

  • Structure: Three-Eccentric Sealing

  • Valve Stem: Orbit

  • Working Temperature: Normal Temperature (-40°C<T<120°C)

  • Valve Body: Casting

  • Transport Package: Packing with Plywood Case

  • Origin: China

Product Description

Eelectric metal seat flanged butterfly valve with manual overrides
PN: 10/16/25 bar
Class(Lb): 150Lb, 300Lb
DN(mm): 50-1200
Size(inch): 1/2"-48"
Working temperature: -29---425 oC
Seal: three-eccentric sealing,triple offset
Type of connection: wafer,flange,welding
Operator: pneumatic,electric,hydraulic,manual lever,worm gear

Body & disc material: ASTM WCB, CF8, CF8M
Stem material: ASTM A105, F6a, 304, 316
Sealing face material: Stainless steel, STL
Suitable medium: Water, oil, gas, steam, acids
Certificates: CE, ISO 9001

Design & manufacture Std.: GB/T12238, JB/T8527, ANSI B16.34, API609, MSS SP-68, JIS B2032, JIS B2064
Face to face Std.: GB/T12221, ANSI B16.10, API609, MSS SP-68, JIS B2002
Connection dimension Std.: JB/T79, GB/T9113, SH3406, HG20592, ANSI B16.5, API 605, JIS B2212, JIS B2214
Test Std.: GB/T13927, JB/T9092, API 598, JIS B2003

Electric actuator parameter

Technical Parameters
Working environmentsTemperature: -30'C~+70'C(can be customized to -45'C~+85'C)
Relatively humidity: 95%(25'C)
Pressure: 86kPa~106kPa
Power SupplySingle phase: 220V 50Hz   Three phase:380V 50Hz
Tolerance: Single phase Voltage(-15%/+10%)  Three phase Voltage(±10%)
Frequency(±5%),  harmonic   content (<5%), Direct Current (±10%)
Insulation resistance1)Resistance between input terminal and case should be more than 20M .
2)Resistance between input terminal and power supply terminal should be more than 50M .
3)Resistance between power supply terminal and case should be more than 50M .
The motor insulation level Level F(Level H is selectable)
Protection levelIP68(underwater 20M\96hours)
Anti-explosion levelEXD IIBT4\EXD IICT4
On-Off Type
Start frequency650 times per hour
Designed lifetimeMinimum maintenance-free time:30,000 times
Working formShort time working type, rated run time will be 15mins(customized to 30mins)
Regulated Type
Start Frequency1200 times per hour
Designed lifetimeNo less than  times
Working formIntermittent periodic-type, minimum rated load sustained rate is 25%
Basic parametersBasic error: ≤ ±0.1%
Hysteresis: ≤ 0.5%
Dead zone: 0.1%~9.9% continuously adjustable
Damping characteristic: undamped
Input and output signalAnalogue input 4-20mADC, input impedance ≤ 250 ;
Analogue output4-20mADC, load resistance ≥ 750 ;
Linear error ≤ 0.5%;
Supply voltage: 24VDC provided by internal actuator;
Actuator with a build-in servo amplifier;
Input and output signal channel take  optoelectronic   isolation 
Passive junction capacity: 250V/5A AC; 30V/5A DC.


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