Westinghouse 7379A31 GO7QAW | Analog I/O Card P1.5

The Westinghouse 7379A31 (Model GO7QAW) is a high-precision Analog I/O card designed for the Westinghouse Distributed Control System (WDPF) and legacy Ovation platforms, facilitating the interface between process transmitters and the central controller.   Product Parameters (Datasheet) Model Number: 7379A31 Part ID: GO7QAW Firmware/Hardware Revision: P1.5 Card Type: Analog Input/Output Module Input Signal Range: 4-20…

Bently Nevada PWA 72752-01-AH | 7200 Series TACH RPM | Digital Tachometer Module

The Bently Nevada PWA 72752-01-AH is a precision digital tachometer module belonging to the legacy 7200 Series monitoring system, specifically designed to provide accurate speed measurement and overspeed protection for critical rotating machinery.   Product Parameters (Datasheet) Model Number: 72752-01-AH Series: 7200 System Device Type: Digital Tachometer Module (TACH RPM) Input Signal: Compatible with Bently…

ABB SPAJ 131 C | Three-Phase Overcurrent Protection Relay

The ABB SPAJ 131 C is a secondary-injection, numerical overcurrent relay designed for the protection of three-phase power systems against short-circuit faults. It is a member of the SPACOM product family, widely recognized for its reliability in radial distribution networks and industrial power plants.   Product Parameters (Datasheet) Model Number: SPAJ 131 C Protection Function:…

GEC Meters E42F4C-HTS211B | Polyphase Electricity Meter

The GEC Meters E42F4C-HTS211B is a high-precision polyphase electricity meter designed for commercial and industrial tariff metering, offering robust energy measurement for three-phase electrical systems.   Product Parameters (Datasheet) Model Number: E42F4C-HTS211B Meter Type: Polyphase (3-Phase) Electronic Meter Voltage Rating: 3×240/415V (Standard LV distribution) Current Rating: 10-100A (Direct connection) or CT-operated (Model dependent) Frequency: 50…

Areva MVAA11R1BA0781C | Low Burden Auxiliary Relay

The Areva MVAA11R1BA0781C is a high-reliability, low-burden auxiliary relay designed for general-purpose applications in protection and control schemes. As part of the M-Series, it is engineered for long-term service in substation environments where minimal power consumption and robust performance are essential.   Product Parameters (Datasheet) Model Series: MVAA Full Part Number: MVAA11R1BA0781C Rated Voltage (Vx):…

Areva MVAJ104RA0802A | Protective Trip Relay-2 | High-Speed Master Tripping Unit

The Areva MVAJ104RA0802A (Part of the MVAJ series) is a high-speed, multi-contact auxiliary tripping relay specifically engineered to provide rapid and secure circuit breaker operation in high-voltage protection schemes.   Product Parameters (Datasheet) Model Number: MVAJ104RA0802A Relay Type: High-Speed Master Tripping Relay Rated Voltage (Vn): 110V / 125V DC Contact Configuration: 10 Contacts (typically 10…

Alstom MVAA21T1BA0549A | Multi-Contact Auxiliary Relay | Protection Logic Interface

The Alstom MVAA21T1BA0549A is a high-speed auxiliary relay designed for use in protection and control schemes. As part of the MVAA family, it acts as a robust interface to multiply contacts, provide galvanic isolation, and handle high-current tripping duties within power system environments.   Product Parameters (Datasheet) Model Number: MVAA21T1BA0549A Relay Type: MVAA (Multi-contact Auxiliary…

GEC Alsthom MVAX12B1CA0753A | High-Speed Auxiliary Relay 110/125V

The GEC Alsthom MVAX12B1CA0753A is a high-reliability auxiliary relay designed for use in protection and control schemes, providing essential contact multiplication and circuit isolation with high-speed performance.   Product Parameters (Datasheet) Model Number: MVAX12B1CA0753A Relay Type: MVAX 12 (Multi-contact Auxiliary Relay) Rated Voltage (Vx): 110/125 V DC Contact Configuration: 8 Contacts (Typically configured as 4…

GEC Alsthom MVAX | MVAX12B1DB0758A Auxiliary Relay 110-125V

The GEC Alsthom MVAX12B1DB0758A is a high-performance auxiliary relay designed for flag indication and contact multiplication within electrical protection and control schemes. As part of the M-Series, it is built for long-term reliability in utility and industrial substation environments.   Product Parameters (Datasheet) Model Number: MVAX12 Full Part Number: MVAX12B1DB0758A Rated Voltage (Vx): 110-125V DC…