BRZU115VO-3S Regulation, Protection and Control Unit

The BRZU115VO-3S is an aircraft regulation, protection and control unit designed to provide automatic voltage regulation, protection and operational control of AC generators in aircraft electrical power supply systems. The unit ensures stable operation of generator equipment and reliable power supply to onboard electrical systems.

BRZU115VO-3S Unit in Aircraft AC Power Systems

The BRZU115VO-3S operates within aircraft AC electrical power generation systems. It regulates generator output voltage, monitors operating parameters and ensures connection of the generator to the onboard electrical network once the required voltage and frequency parameters are achieved.

BRZU115VO-3S Regulation and Protection Functions

The BRZU115VO-3S unit performs automatic regulation of generator voltage and provides protection against abnormal operating conditions. The device monitors generator operation and maintains stable output voltage for the aircraft electrical network.

BRZU115VO-3S Aircraft Applications

The BRZU115VO-3S unit is used on aircraft and helicopters as part of certified onboard AC electrical power generation and control systems, ensuring reliable generator operation and stable power supply for onboard avionics and electrical equipment.

Alternative designations: BRZU115VO-3S, BRZU115VO Series 3, BRZU115VO-3s — refer to the same product type.

Product Type: Regulation, protection and control unit
Function: Regulation, protection and control of three-phase AC generators
Application / Where Used: Aircraft AC electrical power generation systems
System / Installation Area: Onboard AC power supply and generator control system
Operating Voltage: 24.0–29.4 V DC; AC supply from exciter
Regulated Output Voltage: 115 V AC
Frequency Range: 400 Hz
Static Regulation Accuracy: ±2 to ±4 V
Operating Mode: Continuous
Technical Documentation: Product passport / official technical documentation

All shipments are carried out from our international warehouse in Dubai (UAE), as well as from our partners’ remote warehouses.

In Stock — items available in stock at the Dubai warehouse are dispatched within 5–10 business days after receiving 100% prepayment.

Remote Stock — items available at our partners’ remote warehouses are supplied within an average of 30–45 business days after receiving 100% prepayment.

Pre-Order — made-to-order products are manufactured and delivered within an average of 45–60 business days. Payment terms: 50% advance payment to start production, with the remaining 50% paid before dispatch from the Dubai warehouse after full readiness for shipment.

Returns & Changes (Restocking Fee)
For selected items, a RESTOCKING FEE of 10% may apply in case of return, order cancellation, or changes to the order specifications. This condition applies only to certain products and is confirmed at the order approval stage.

Warranty
All products are covered by a standard 6-month warranty.
Extended warranty is available upon request and is agreed individually; it may affect the final product price.