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BTF-E

Product catalog summary

Overview: The BTF-E Double Eccentric Butterfly Valve is engineered for low and medium pressure drinking water applications, emphasizing durability, efficiency, and cost-effectiveness. It boasts a flow-efficient design, continuous corrosion protection, and is tailored for clean water delivery.

Specifications:

Nominal Diameter (DN): 200 - 1800
Nominal Pressure (PN): 10 and 16
Temperature Range: -10°C to +50°C
Coating: Minimum 250 µm epoxy
Actuation Types: Handwheel, electric, pneumatic
Gearbox Enclosure: IP67, optional IP68

Approvals: Certified by WRAS, ACS, and CNAS for drinking water applications.

Key Features:

Flow-efficient design reduces head loss and energy consumption.
Corrosion protection with pin-less connection and closed disc eyes.
High-quality, certified materials ensure clean water.
Self-lubricating bushes and low-wear sealing ring for maintenance-free operation.

Technical Data:

Design Standards: EN 593, EN1074-1/2
Face-to-Face Dimension: EN558 series 13 and 14
Flange Drilling: EN 1092-2

Performance: The valve's Kv and zeta values demonstrate high flow efficiency and reduced pressure losses, leading to lower energy consumption and smaller pump capacities.

Dimensions & Weights: Detailed dimensions and weights are provided for various DN and PN configurations, ensuring compatibility with different installation requirements.

Gearbox & Actuator Sizing: Options for standard and optional gearboxes, including clockwise and anti-clockwise closing, with specifications for torque, connection, and actuator compatibility.

Introduction: Raphael Valves Industries (1975) Ltd, founded in 1949, is a leading Israeli manufacturer specializing in water control valves, committed to innovation in water control systems for waterworks, fire protection, and irrigation.

Gearbox & Actuator Sizing: Detailed specifications for the sizing of gearboxes and actuators used in double eccentric butterfly valves (BTF-E) operated with electric actuators are provided. This includes motorized output torque, actuator size, speed, operating time, and torque for both Rotork and Auma actuators.

Specifications Summary:

Motorized output torque ranges from 300 Nm to 1800 Nm for Rotork and from 900 Nm to 35500 Nm for Auma actuators.
Auma actuator sizes vary from SA 07.6 to SA 14.2, with speeds ranging from 19 RPM to 86 RPM.
Operating times for Auma actuators range from 25 seconds to 263 seconds.

Contact Information: Raphael Valves Industries is located in the North Industrial Zone, Or Akiva, Israel. For inquiries, they can be contacted via phone at +972 4 6263555 or email at [email protected]. More information is available on their website, www.raphael-valves.com.

Applications: The valves and actuators are designed for use in various sectors, including irrigation, fire protection, and waterworks, offering smart solutions for efficient water control.

Catalog excerpts

Product brochure Double Eccentric Butterfly Valve

Open the catalog to page 1

BTF-E Double Eccentric Butterfly Valve RAPHAELS new double eccentric butterfly valve represents the essence of an efficient butterfly valve designed for when economy is a high priority. BTF-E is functional and reliable, providing reduced complexity. It covers the needs in standard applications for drinking water in terms of design, materials and standards. ADVANTAGES L ESSENTIAL: Design and material selection are optimized for use in low and medium pressure drinking water applications. L DURABLE: Uninterrupted corrosion protection with pin-less connection and closed disc eyes ensure long service...

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MAIN COMPONENTS MATERIAL - STANDARD SPARE PART Body Seat area Disc Sealing ring Retaining ring Drive shaft Shaft Drive side cover End cover Spacer Washer Bush U-ring O-ring Washer Screws Screws Set screws Screws Key EN-GJS-500-7, epoxy coated 250µm Integral, epoxy coated EN-GJS-500-7, epoxy coated 250µm EPDM CF8 AISI 420 AISI 420 AISI 304 AISI 304 AISI 304 POM Self-lubricating steel + PTFE coated NBR EPDM PTFE A2 A2 A2 A2 C45 300µm Welded stainless steel AISI 309L 300µm NBR CF8M, AISI 316Ti AISI 431, Duplex AISI 431, Duplex Bronze + PTFE coated NBR

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4WRAS l_ Disc design and inner body diameter are designed for maximum flow 2: Optimized for drinking water l_ Materials in contact with water are certified high quality 3: Uninterrupted corrosion protection l_ Shaft-disc connection by means of a square shaft without pins L Low energy consumption due to minimized head loss L Reduced total cost of ownership L WRAS and ACS approval on components and full product L Corrosion protection and stainless steel components ensure clean water L Closed disc eyes l_ 250 pm epoxy coating L Clean water and high durability L Self-lubricating bushes of steel +...

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DIMENSIONS & WEIGHTS DOUBLE ECCENTRIC BUTTERFLY VALVE BTF-E WITH HANDWHEEL DN

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DOUBLE ECCENTRIC BUTTERFLY VALVE BTF-E BARE SHAFT AND SQUARE SHAFT PREPARED FOR PNEUMATIC ACTUATOR DN PN The technical data and performance may be modified depending on the technical advances.

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DIMENSIONS & WEIGHTS DOUBLE ECCENTRIC BUTTERFLY VALVE BTF-E WITH GEARBOX PREPARED FOR ELECTRIC ACTUATOR DN

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DOUBLE ECCENTRIC BUTTERFLY VALVE BTF-E STANDARD GEARBOX, CLOCKWISE CLOSING, IP67 DN The technical data and performance may be modified depending on the technical advances.

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GEARBOX & ACTUATOR SIZING DOUBLE ECCENTRIC BUTTERFLY VALVE BTF-E OPTIONAL GEARBOX, ANTI-CLOCKWISE CLOSING AND/OR IP68 DN

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DOUBLE ECCENTRIC BUTTERFLY VALVE BTF-E GEARBOX PREPARED FOR ELECTRIC ACTUATOR The technical data and performance may be modified depending on the technical advances.

Open the catalog to page 10

GEARBOX & ACTUATOR SIZING DOUBLE ECCENTRIC BUTTERFLY VALVE BTF-E OPERATION WITH ELECTRIC ACTUATOR DN

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WATERWORKS SMART SOLUTIONS RAPHAEL VALVES INDUSTRIES (1975) LTD, founded in 1949, is the first Israeli manufacturer of water control valves. RAPHAEL'S research department constantly strives to introduce new and innovative products and solutions for water control systems including water works, fire-protection and irrigation systems and other fields. RAPHAEL Valves Industries (1975) Ltd. North Industrial Zone Or Akiva, 3065401 POBox 555, Israel Phone: +97246263555 E-mail: [email protected] Website: www.raphael-valves.com

Open the catalog to page 12

BTF-E

BTF-E

Catalog excerpts

All Raphael Valves Industries (1975) Ltd catalogs and technical brochures