Libra Valves India Pvt. Ltd.
Leading Manufacturer of industrial valves for
Oil & Gas, Petrochemical, Power and Water Treatment
ROV / ROSOV Valves
| Parameter | Specification |
|---|---|
| Valve Types | Ball Valve / Butterfly Valve |
| Operation | Remote Operated / Emergency Shut-Off |
| Size Range | DN 15 to DN 1800 |
| Pressure Class | Class 150 to Class 2500 |
| Actuation | Pneumatic / Electric / Hydraulic |
| Control Function | On-Off / Emergency Shutdown |
| End Connections | RF / RTJ / BW / Lug / Wafer |
Overview
LIBRA Valves India Pvt. Ltd. offers a comprehensive range of Remote Operated Valves (ROV) / Remote Operated Shut-Off Valves (ROSOV) engineered to deliver rapid response, dependable automated isolation, and enhanced operational safety in critical industrial applications.
These valves integrate LIBRA’s robust, high-performance valve designs with advanced actuation and automation systems, enabling remote operation, centralized control, and emergency shutdown functionality. ROV/ROSOV valves are specifically developed for installations where manual operation is hazardous, impractical, or time-sensitive, ensuring immediate and reliable valve response during critical process conditions.
LIBRA ROV/ROSOV solutions are available in:
• Ball Valves – Providing bubble-tight shut-off with quick quarter-turn operation
• Butterfly Valves – Delivering compact, lightweight automation for large-diameter pipelines
Designed in compliance with internationally recognized standards, LIBRA ROV/ROSOV valves are widely deployed across industries including Oil & Gas, Refineries, Petrochemical Plants, LNG Facilities, Power Generation, Tank Farms, and Hazardous Process Units.
By enabling fast, automated, and fail-safe valve operation, LIBRA ROV/ROSOV valves significantly improve plant safety, asset protection, and process reliability.

Design Highlights
LIBRA ROV / ROSOV Valves are engineered to deliver rapid response, dependable automation performance, and superior operational safety in critical and emergency shutdown applications.
- Rapid Emergency Response Designed for high-speed valve actuation, ensuring immediate closure or opening during critical events such as leaks, pressure surges, fire incidents, or system failures.
- Remote & Centralized Operation Enables safe and efficient valve control from control rooms, DCS/PLC systems, or remote operator stations, eliminating the need for manual intervention in hazardous areas.
- Fail-Safe Actuation Systems Available with spring-return, stored energy, accumulator, or battery backup mechanisms, ensuring the valve moves to a predefined safe position during power or signal loss.
- Bubble-Tight Shut-Off Performance Precision-machined sealing surfaces provide zero-leakage isolation, safeguarding personnel, equipment, and the environment.
- Fire-Safe Valve Construction Certified as per API 607 / API 6FA / ISO 10497, maintaining valve integrity and sealing capability under fire exposure.
- Blowout-Proof Stem Safety Ensures stem retention under pressure, enhancing operator safety and mechanical reliability.
- Low Fugitive Emission Sealing Advanced stem packing systems comply with ISO 15848 / API 624, minimizing emissions of hazardous or volatile media.
- High Reliability Actuation Systems Robust actuators designed for continuous duty, rapid cycling, and emergency operation, ensuring dependable performance.
- Heavy-Duty Automation Design Engineered with reinforced components to withstand high torque loads, vibration, thermal stress, and frequent actuation cycles.
- Hazardous Area Compatibility Available with explosion-proof / flameproof / intrinsically safe actuator configurations for Zone-classified installations.

Versatile Solutions
- LIBRA ROV / ROSOV Valves are engineered to provide maximum flexibility, dependable safety performance, and seamless integration across a wide range of critical shutdown and isolation applications. These valves are designed to support On-Off and Emergency Shutdown (ESD) control modes, ensuring immediate and reliable isolation during abnormal or hazardous operating conditions.
- To guarantee fail-safe performance, LIBRA ROV / ROSOV Valves are available with multiple fail-safe actuation systems, including spring return mechanisms, hydraulic or pneumatic accumulators, and battery backup arrangements. These systems ensure the valve automatically moves to a predefined safe position in the event of power, air, or signal failure, significantly enhancing plant safety.
- A wide range of actuator options is available, including pneumatic, electric, and hydraulic actuators, allowing selection based on response time requirements, site utilities, hazardous area classification, and operational philosophy. Optional smart control and diagnostic capabilities enable real-time monitoring, fault detection, and condition-based maintenance, improving system reliability and reducing downtime.
- LIBRA ROV / ROSOV Valves can be equipped with position feedback systems, providing continuous valve status through limit switches, analog (4–20 mA) signals, or digital communication protocols for integration with DCS, PLC, SCADA, ESD, and SIS systems. Fire-safe configurations certified to API 607 / API 6FA / ISO 10497 ensure sealing integrity and structural stability during fire exposure.
- For extreme service conditions, specialized designs are available for cryogenic applications, high-temperature processes, and corrosive or sour service environments, with materials and trims compliant with NACE MR0175 / ISO 15156. LIBRA ROV / ROSOV solutions are offered in both Ball Valve and Butterfly Valve configurations, covering a wide range of sizes, pressure classes, and pipeline layouts.
- With this extensive range of configurations, LIBRA ROV / ROSOV Valves provide reliable, fast-acting, and fail-safe isolation solutions for oil & gas facilities, refineries, LNG terminals, tank farms, power plants, and hazardous process units, where safety and response time are critical.

Beyond Standards
LIBRA ROV / ROSOV Valves are engineered not only to meet international automation and safety standards but to exceed shutdown reliability, operational security, and emergency response expectations in critical applications.
- High-Speed Actuation Capability Designed for rapid stroke times, ensuring immediate valve response during emergency shutdown scenarios, minimizing risk to personnel, equipment, and the environment.
- Reliable Fail-Safe Performance Advanced fail-safe systems including spring return, stored energy, hydraulic accumulators, and battery backup ensure valves move to a predefined safe position during power, air, or signal failure.
- Optimized Valve–Actuator Integration Precision-engineered mounting interfaces and torque matching deliver smooth actuation, accurate positioning, reduced vibration, and extended mechanical life.
- Stable Shut-Off Accuracy High-integrity sealing systems ensure consistent bubble-tight isolation, even after repeated emergency cycles.
- Severe-Service Compatibility Engineered for demanding service conditions including:
- High Pressure
- High Temperature
- Cryogenic Service
- Corrosive / Sour Media
- Abrasive / Slurry Applications
- High Cycle Durability Heavy-duty actuator gear trains and wear-resistant valve internals provide long operational life in frequent cycling and automated duty applications.
- Fire & Emergency Integrity Fire-safe constructions certified to API 607 / API 6FA / ISO 10497 maintain valve sealing capability and structural integrity during fire exposure.
- Custom Safety Logic Integration Seamless compatibility with Emergency Shutdown (ESD), Safety Instrumented Systems (SIS), and plant-specific interlock logic, ensuring dependable automated protection.

Features That Add Value
LIBRA ROV / ROSOV Valves are designed to deliver critical operational, safety, and reliability advantages, ensuring rapid response and dependable performance in automated and emergency shutdown applications.
- Enhanced Plant Safety Rapid valve actuation and bubble-tight shut-off capability significantly reduce the risk of leaks, fire escalation, and hazardous media release, protecting personnel and assets.
- Immediate Emergency Isolation High-speed fail-safe mechanisms enable instantaneous valve closure or opening during abnormal operating conditions, minimizing process hazards.
- Reduced Operator Exposure Remote and automated operation eliminates the need for manual intervention in high-pressure, high-temperature, toxic, or hazardous environments.
- Reliable Remote Operation Engineered for seamless integration with DCS / PLC / SCADA systems, ensuring dependable valve response from centralized control stations.
- Consistent Shut-Off Performance Precision-machined sealing surfaces provide repeatable bubble-tight isolation, even after frequent cycling or emergency events.
- Fail-Safe Reliability Spring-return, stored energy, or accumulator-based actuation ensures valve movement to a predefined safe position during power or signal failure.
- Integration with ESD / SIS Systems Fully compatible with Emergency Shutdown (ESD) and Safety Instrumented Systems (SIS) for critical safety applications.
- Lower Human Error Risk Automated actuation reduces incorrect valve operation, enhancing process reliability and safety compliance.
- Reduced Downtime Risk High reliability actuation systems and durable valve internals minimize the probability of unexpected failures and unplanned shutdowns.
- Optimized Lifecycle Cost Extended service life, reduced maintenance frequency, and reliable automation performance lower the Total Cost of Ownership (TCO).

Certifications & Compliance
LIBRA ROV / ROSOV Valves comply with:
- API / ASME / ISO Standards
- Fire-Safe – API 607 / API 6FA
- SIL-3 (Where Applicable)
- ISO 15848 / API 624 (Low Emission)
- ISO 9001 / ISO 14001 / ISO 45001
- Third-Party Inspection (EIL / BV / TUV / DNV / LR)
- Full Material Traceability

Applications
LIBRA ROV / ROSOV Valves are ideal for:
- Emergency Shutdown Systems (ESD)
- Tank Farm & Terminal Safety
- Pipeline Isolation
- Hazardous Area Installations
- Fire Protection Systems
- LNG / Cryogenic Facilities
- Offshore & Marine Installations
- Critical Process Units

Optional Features
- Fail-Safe Actuators
- Smart / Digital Controllers
- Emergency Push Button Stations
- Solenoid Valve Systems
- Accumulator / Stored Energy Systems
- Partial Stroke Testing (Optional)
- Position Feedback Transmitters
- Fire-Safe Designs
- NACE Compliance
- Custom Safety Logic