Libra Valves India Pvt. Ltd.
Leading Manufacturer of industrial valves for
Oil & Gas, Petrochemical, Power and Water Treatment
MOV / Motor Operated Valves
| Parameter | Specification |
|---|---|
| Valve Types | Gate / Globe / Ball / Butterfly / Plug |
| Size Range | DN 15 to DN 1800 (½” to 72”) |
| Pressure Class | Class 150 to Class 2500 |
| Operation | Electric Motor Actuated |
| Actuator Mounting | ISO 5211 / ISO 5210 |
| Control Options | On-Off / Modulating / Positioning |
| End Connections | RF / RTJ / BW / SW / Threaded |
Overview
LIBRA Valves India Pvt. Ltd. offers a comprehensive range of Motor Operated Valves (MOV) engineered for automated isolation, precise flow control, and dependable performance in critical industrial applications.
MOV valves combine LIBRA’s robust valve engineering with advanced electric actuator technology, enabling remote operation, centralized control, and seamless integration with plant automation systems. These valves are designed to enhance operational safety, process efficiency, and system reliability across demanding service conditions.
LIBRA MOV Valves are ideal for applications requiring:
• Remote & automated valve operation
• Accurate On-Off and modulating control
• Reduced manual intervention
• Improved plant safety
• Consistent operational repeatability
Available Valve Types
LIBRA provides MOV solutions across a wide spectrum of valve designs:
• Gate Valves – Reliable isolation with minimal pressure drop
• Globe Valves – Precise throttling and flow regulation
• Ball Valves – Quick quarter-turn shut-off
• Butterfly Valves – Compact and lightweight large-diameter control
• Plug Valves – Robust sealing for severe-service applications
Each valve type is optimized for actuator compatibility, torque efficiency, and automation reliability.
Design Highlights
LIBRA MOV Valves combine robust valve engineering with advanced electric actuation technology, delivering superior automation performance, operational safety, and long-term reliability in critical applications.
- Automated Operation Enables seamless remote, local, and centralized control through DCS / PLC / SCADA systems, reducing manual intervention and improving plant safety.
- Precise Positioning Control Supports On-Off, modulating, and throttling duties, ensuring accurate valve positioning for process optimization and flow regulation.
- High-Reliability Electric Actuation Actuators are designed for continuous duty cycles, offering dependable performance in demanding industrial environments.
- Manual Override Facility Provides emergency manual operation during power failure or maintenance conditions, ensuring uninterrupted system control.
- Torque & Limit Switch Protection Integrated protection systems prevent over-torque, over-travel, and mechanical damage, safeguarding both actuator and valve.
- Fire-Safe Valve Construction Valve assemblies comply with API 607 / API 6FA / ISO 10497, ensuring sealing integrity and structural stability under fire exposure.
- Low Fugitive Emission Sealing Advanced stem sealing systems meet ISO 15848 / API 624, minimizing emissions and supporting environmental compliance.
- Blowout-Proof Stem Design Enhances operational safety by preventing stem ejection under pressure.
- Heavy-Duty Gear Train Mechanism Precision-engineered gear systems ensure smooth torque transmission, reduced wear, and long cycle life.
- Weatherproof / Flameproof Actuator Options Available with IP-rated weatherproof enclosures and certified explosion-proof / flameproof designs for hazardous area installations.
Optional Features
- Explosion-Proof / Flameproof Actuators
- Smart Actuator with Diagnostics
- Battery Backup / Fail-Safe
- Position Transmitter
- Torque Switch Protection
- Limit Switch Feedback
- Local Control Station
- Remote Control Panel
- Fieldbus Communication
- Emergency Shutdown Logic
Versatile Solutions
LIBRA MOV Valves are designed to provide maximum flexibility, seamless automation integration, and dependable performance across a wide range of industrial applications and operating conditions.
- Control Modes Supports On-Off, Modulating, and Throttling duties, enabling precise isolation as well as accurate flow regulation in automated systems.
- Actuator Types Available with:
- Standard Industrial Duty
- Weatherproof (IP-rated) for outdoor installations
- Explosion-Proof / Flameproof for hazardous areas
- Corrosion-resistant enclosures for offshore & marine environments
- Voltage & Power Supply Options Compatible with diverse plant electrical infrastructures:
- Single Phase AC
- Three Phase AC
- DC Supply
- Custom voltage configurations (on request)
- Fail-Safe Configurations (Optional) Spring-return or battery backup systems ensure valves move to a predefined safe position during power failure or emergency conditions.
- Position Feedback & Signal Systems Provides real-time valve status through:
- 4–20 mA Analog Output
- Digital Signals
- Fieldbus / Profibus / Modbus / HART Communication
- Custom voltage configurations (on request)
- Smart Actuation Systems Integration with intelligent actuators offering:
- Self-diagnostics
- Condition monitoring
- Fault detection
- Predictive maintenance alerts
- Emergency Shutdown (ESD) Integration Engineered for rapid and reliable valve response in Safety Instrumented Systems (SIS) and critical shutdown applications.
- High-Temperature & Cryogenic Designs Specialized sealing systems and material combinations for:
- Cryogenic Service (–196°C)
- High-Temperature Applications (+815°C)
- Compatibility with All Valve Designs Available across LIBRA’s valve portfolio:
- Gate Valves
- Globe Valves
- Ball Valves
- Butterfly Valves
- Plug Valves
Beyond Standards
LIBRA MOV Valves are engineered not only to meet automation requirements but to exceed global expectations in reliability, safety, and operational intelligence. Through precision integration of valve and electric actuator technologies, LIBRA delivers superior performance in critical and severe-service environments.
- Reliable Remote Operation Designed for continuous and dependable remote actuation, ensuring consistent valve response through DCS / PLC / SCADA systems.
- Optimized Torque Matching Precise actuator sizing and torque calculation guarantee smooth valve movement, preventing under-torque failures or over-torque damage.
- Extended Cycle Life Heavy-duty actuator gear trains and wear-resistant valve internals enable long service life under frequent operation.
- Stable Shut-Off Accuracy Advanced limit and torque switch settings ensure repeatable and precise valve positioning, maintaining sealing integrity.
- Enhanced Electrical Protection Systems Actuators equipped with thermal overload protection, torque protection, phase protection, and motor safeguards.
- Severe-Service Automation Capability Engineered for high pressure, high temperature, corrosive, cryogenic, and abrasive media applications.
- Precision Valve–Actuator Integration ISO-standard mounting and CNC-machined interfaces ensure perfect alignment, reduced vibration, and reliable torque transmission.
- Custom Control Logic & Feedback Systems Supports modulating control, position feedback (4–20 mA), digital communication, and smart diagnostics.
Features That Add Value
LIBRA MOV Valves are engineered to deliver enhanced operational efficiency, superior safety, and optimized lifecycle economics across automated industrial systems.
- Reduced Manual Intervention Electric actuation eliminates the need for frequent manual operation, improving operator safety, especially in hazardous or inaccessible locations.
- Consistent & Repeatable Operation Actuator-controlled movement ensures accurate, uniform valve positioning across thousands of cycles, enhancing process stability.
- Lower Human Error Risk Automation minimizes operational variability and prevents incorrect valve operation, protecting equipment and processes.
- Improved Process Safety Remote operation reduces personnel exposure to high pressure, high temperature, and hazardous media environments.
- Fast Response Time Electric actuators provide quick and precise valve actuation, critical for Emergency Shutdown (ESD) and safety applications.
- Seamless Integration with DCS / PLC / SCADA Supports centralized monitoring, control, and diagnostics for modern plant automation architectures.
- Energy-Efficient Electric Actuators Optimized motor and gear mechanisms reduce power consumption and operational costs.
- Predictive Maintenance Compatibility Smart actuator options enable condition monitoring, diagnostics, and early fault detection, reducing unplanned downtime.
- Reduced Lifecycle Cost Enhanced durability, reduced wear, and lower maintenance frequency result in lower Total Cost of Ownership (TCO).
Certifications & Compliance
- API / ASME / ISO Valve Compliance
- Actuators compliant with IEC / NEMA Standards
- Fire-Safe – API 607 / API 6FA
- Low Emission – ISO 15848 / API 624
- SIL-3 (Where Applicable)
- ISO 9001:2015
- ISO 14001:2015
- ISO 45001:2018
- Third-Party Inspection (EIL / BV / TUV / DNV / LR)
- Full Material & Test Traceability
Applications
LIBRA MOV Valves are ideal for:
- Remote Pipeline Isolation
- Emergency Shutdown Systems (ESD)
- Tank Farm Automation
- Power Plant Steam & Water Lines
- Refinery Process Units
- Chemical Dosing & Control Systems
- Water Treatment Automation
- Hazardous Area Installations