Yokogawa PW441-11 CENTUM VP Power Supply Module

Description

The Yokogawa PW441-11 is a high-reliability Power Supply Module designed for integration within CENTUM VP distributed control systems (DCS). This unit functions as a primary power regulation module, converting incoming alternating current into stable, filtered direct current required to drive critical field control components, processing modules, and communication interfaces. Built to support high-availability process automation, the PW441-11 can be deployed in a dual-redundant configuration within compatible station chassis, ensuring continuous system operation and zero-downtime protection against primary power line faults or individual module failures.

Features

• Dual-redundant configuration compatibility to prevent system downtime during electrical faults.
• Direct integration into CENTUM VP distributed control station hardware.
• Advanced filtering functionality to suppress high-frequency line noise and protect sensitive logic circuits.
• Built-in safeguards including overvoltage and short-circuit protection.
• Compact form factor optimized for seamless installation in space-constrained node units.

Applications

• Distributed Control Systems (DCS) power networks in oil and gas production.
• Power supply regulation for chemical, refining, and petrochemical control loops.
• Mission-critical thermal power plant instrumentation and utility systems.

Technical Specifications

Installation Guidelines

• Redundant Configuration Setup: To achieve full system redundancy, mount two separate modules side-by-side inside the designated power terminal slots of the control unit backplane.
• Wiring Configurations: Connect the main utility line securely using verified M4 screw terminals to guarantee robust vibration resistance.
• Cooling and Ventilation: Maintain clean, unobstructed air passage around the chassis rack to allow proper heat dissipation from the active power circuitry.
• Polarity and Phase Verification: Verify incoming AC power lines conform to nameplate phase requirements before energizing the module.