Marelli Motori M40FA640A Automatic Voltage Regulator (AVR)

The Marelli Motori M40FA640A (MARK I) is a high-performance electronic Automatic Voltage Regulator (AVR) meticulously engineered for synchronous generators. Designed for demanding industrial generator control applications, this AVR ensures consistent and stable voltage output under varying load conditions. The unit is built with multiple terminal blocks for versatile and secure connections, accommodating field output (+, -), voltage sensing (S1-S6), and AC input (U, N). To provide operators with precise control over generator performance, it features five distinct adjustment potentiometers: VOLT, FREQ, AMP, STAB, and SLOPE. Furthermore, the M40FA640A is constructed for maximum durability and safety, incorporating a large aluminum heat sink for optimal thermal management, a heavy-duty toroidal inductor, and integrated fuse protection to safeguard your critical power generation equipment.

Technical Specifications:

  • Brand: Marelli Motori

  • Model: M40FA640A (MARK I)

  • Equipment Type: Electronic Automatic Voltage Regulator (AVR)

  • Application: Synchronous generators / Industrial generator control

  • Adjustments: 5 Potentiometers (VOLT, FREQ, AMP, STAB, SLOPE)

  • Terminal Connections: Field output (+, -), Voltage sensing (S1-S6), AC input (U, N)

  • Cooling & Protection: Large aluminum heat sink, toroidal inductor, and built-in fuse protection

Marelli Motori M40FA640A Automatic Voltage Regulator (AVR) Description

BrandMarelli Motori
ModelM40FA640A

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ENERAL DELIVERY INFORMATION

Orders will be processed and shipping during standard working hours (0830 – 1700 GMT+8) Monday to Friday (excluding Bank Holidays)
On rare occasions, your order may be handled and/or processed on a Saturday. However, we are unable to ship items on weekends, therefore any orders dealt with on the weekend will be send out the next following working day.

The cut-off point for orders to be shipped the same day is 14:00 – please contact us to confirm stock levels before placing your order
Any orders placed after the cut-off will ship the next working day assuming all parts are in stock and ready for dispatch.

All orders:

  • must be paid for in full before any goods are dispatched
  • require a signature upon delivery. Please ensure delivery can be made to an address where someone will be available to sign for the delivery
  • are packaged with great care, ensuring your order and the contents it contains, makes it safely through the delivery network

Marelli Motori M40FA640A Automatic Voltage Regulator (AVR)

Ensure stable and reliable power with the genuine Marelli Motori M40FA640A Automatic Voltage Regulator (AVR). Designed for industrial synchronous generators, this MARK I model features precise 5-point potentiometer tuning, advanced thermal management, and integrated fuse protection for optimal generator performance and longevity.