صمام فراشة كهربائي من الفولاذ المقاوم للصدأ من طراز FLE-D-SFW، مغطى بطبقة رقيقة من مادة PTFE
صمام فراشة كهربائي من الفولاذ المقاوم للصدأ من طراز FLE-D-SFW، مغطى بطبقة رقيقة من مادة PTFE
The FLE-D-SFW Electric Stainless Steel Wafer PTFE Butterfly Valve features a stainless-steel body and full PTFE lining for strong chemical resistance, ensuring leak-free control of corrosive fluids and reducing maintenance costs by over 40%, backed by ISO 9001, CE, and IP67 certifications.
| Size Range | DN50–DN600 (2″–24″) |
| Working Pressure Range: | PN10–PN16 (150 PSI) |
| Working Temperature Range: | −20°C to +180°C |
| Body Material: | CF8 / CF8M Stainless Steel |
| Connection Type: | Wafer Type |
| Applicable Medium: | Corrosive liquids, acids, alkalis, seawater, deionized water, chemical solvents |
| نوع المشغل: | Quarter-turn Electric Actuator |
| خيارات الجهد الكهربائي | AC 220V, AC 110V, DC 24V, DC 12V |
| معايير التصميم | ISO 5211, API 609, EN 593 |
| معيار الاختبار | API 598, EN 12266-1 |
| تصميم مقاوم للحريق | Optional per API 607 |
| الشهادة | CE / ROHS / ISO / SIL / TUV /IP68 Waterproof |
| التخصيص | ما ورد أعلاه عبارة عن أمثلة للمعلمات القياسية. إذا كانت لديك معلمات ومواد محددة، فيمكننا تخصيصها جميعًا. |
| Actuator Model | Standard Time/Torque | Optional Time/Torque | Rotation Angle Range | Actuator Weight | Power Supply | Optional Control Circuit |
|---|---|---|---|---|---|---|
| FLE-105 | 25S/50Nm | 4S/20Nm 10S/30Nm | 0-90° Adjustable | 2.2kg | DC24V AC24V AC110V AC220V AC380V | A type B type C type D type E type F type |
| FLE-110 | 25S/100Nm | 15S/50Nm | 5.1kg | |||
| FLE-116 | 25S/160Nm | 15S/80Nm | 5.1kg | |||
| FLE-120 | 25S/200Nm | 15S/100Nm | 7.5kg | |||
| FLE-140 | 25S/400Nm | 15S/200Nm | 7.5kg | |||
| FLE-160 | 25S/600Nm | 15S/300Nm | 8.1kg | |||
| FLE-1100 | 50S/1000Nm | 25S/500Nm | 12.7kg | |||
| FLE-1200 | 50S/2000Nm | 25S/1000Nm | 12.7kg | |||
| Type | ON/OFF, Regulating, Intelligent | |||||
| Insulation Resistance | 100MΩ/500VDC | |||||
| Dielectric Strength | 1500V AC 1min. | |||||
| Level of Protection | IP67 (IP68 optional) | |||||
| Installed Location | 360° Installation at any Angle | |||||
| Electrical Interface | 2-G1/2 Metal Fitting, the corresponding metal cable joints should be installed according to the selected cables | |||||
| Ambient temperature | -20°C to +60°C | |||||
| Optional Explosion Proof | Ex d II BT4 / CT4 / CT6 Gb | |||||
| Power-loss reset (fail-safe) function | Fail-open, Fail-closed or No-reset (factory-selectable) | |||||
| Optional functions | Overtorque protection, dehumidification heater, passive contact switch, operating handwheel | |||||
جودة معتمدة لتطبيقات الصمامات الصناعية
صُممت صمامات ومشغلات كهربائية «فلييندا» لتوفير أداء مستقر، وتشغيل موثوق، واستخدام صناعي طويل الأمد. وبفضل الدعم المعتمد في مجال الجودة، فهي مناسبة لمعالجة المياه، والمعالجة الكيميائية، والأتمتة، وأنظمة التحكم في العمليات الصناعية.
الأسئلة الشائعة التي تهم مستخدمي طراز 80%
1. What are the best applications for an electric PTFE-lined wafer butterfly valve in corrosive systems?
• The FLE-D-SFW Electric Stainless Steel Wafer PTFE Butterfly Valve is ideal for chemical processing, wastewater, and marine systems due to its corrosion-resistant PTFE lining and stainless-steel body.
• The motorized PTFE-lined valve ensures clean flow in semiconductor, pharmaceutical, and food-grade applications.
• The compact electric wafer butterfly design fits limited spaces for easy installation.
• The electric actuated PTFE valve integrates with PLC or SCADA systems for precise flow control.
2. How can I select the right actuator and voltage for an automated PTFE-lined butterfly valve?
• Select an actuator with torque higher than the valve’s operating torque to prevent seal wear.
• Choose voltage options like AC 220 V, AC 110 V, or DC 24 V for automation of the electric actuated wafer butterfly valve.
• Ensure the actuator meets IP67 standards for protection against moisture and chemicals.
• The ISO 5211 interface of the stainless-steel PTFE butterfly valve allows simple electric conversion.
3. What installation steps are crucial for reliable PTFE-lined butterfly valve operation?
• Clean and flush pipelines before installing the PTFE-lined electric butterfly valve.
• Keep flange faces parallel and centered to protect the PTFE liner.
• Ensure enough space for full disc rotation for accurate flow control.
• Install the electric wafer PTFE valve in the correct flow direction to maintain sealing.
4. What maintenance improves the service life of a motorized PTFE-lined valve?
• Check actuator response and torque calibration regularly.
• Inspect the PTFE lining and seat for cracks or deformation.
• Keep actuator terminals clean to extend electric butterfly flow control valve life.
• Replace seals promptly to maintain leak-free operation.







