Motorized Butterfly Valve

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Motorized Butterfly Valve Specification

Usage
Industrial

Valve Type
Wafer Type Butterfly Valve

Size
40mm ton 1000mm

Material
Other

Power Source
Electrical

Height
15 Inch (in)

Product Type
Butterfly Valve

Pressure
s kgf/cm2

Media
Water

Weight
12 Kilograms (kg)

Color
Blue

Port Size
40MM to 1000MM

Length
15 Inch (in)

Width
10 Inch (in)

Shape
Round

Warranty
1 Year

Motorized Butterfly Valve Trade Information

Minimum Order Quantity
1 Piece

Payment Terms
Cash in Advance (CID)

Supply Ability
10 Pieces Per Month

Delivery Time
1 Week

Main Domestic Market
All India

About Motorized Butterfly Valve

A motorized butterfly valve is an automated quarter-turn valve used to regulate or isolate fluid flow, controlled by an electric actuator for precise operation.

Description and Working Principle

A motorized butterfly valve consists of a circular disc mounted on a rotating shaft. The valve disc sits in the flow path and rotates to allow, restrict, or stop fluid flow. The motorized actuator (typically electric) turns the disc, enabling remote and automated control. These valves operate on a quarter-turn mechanism: 0 fully closed, 90 fully open. The actuator may also provide modulating control, allowing the valve to operate at intermediate positions for precise flow regulation.

Key Components

Valve Body: Connects to the pipeline, made from materials like cast iron, stainless steel, or carbon steel.
Disc: The flow-controlling element, often stainless steel or nickel-plated.
Shaft/Stem: Connects the disc to the actuator and enables rotation.
Sealing: Typically rubber, PTFE, or metal seats to prevent leakage when closed.
Actuator: Electric motor unit that automatically rotates the valve disc. Can include limit switches, positioners, and feedback systems for precise control.

Types of Motorized Butterfly Valves

Wafer Type: Fits between two flanges, suitable for most pipeline systems.
Lug Type: Independent flanged connections, allows isolation on one side of the pipeline.
Double Flanged Type: Bolted to flanges on both sides, suitable for heavy-duty large pipelines.
High-Performance Valves: Metal-seated or triple-offset designs for high-pressure or high-temperature applications.

Applications

Motorized butterfly valves are widely used in:

Water and wastewater systems
HVAC and building services for air and chilled water distribution
Chemical and process industries
Food and beverage pipelines
Power generation plants for cooling water and process flow control
They are suitable for on/off and throttling purposes, especially in automated or remote-controlled systems.

Advantages

Compact, lightweight, and cost-effective for large pipelines.
Quick quarter-turn operation reduces wear and response time.
Remote automation reduces manual labor and enhances system control.
Can be modulated for precise flow control when coupled with proper actuators and control systems.