CGV-10P Series 04
gyroscopic vertical
Description
CGV-10P Series 04 central gyroscopic vertical
CGV-10P Series 04 is an aircraft central gyroscopic vertical used as a two-gyro force-stabilized attitude reference unit. The instrument determines the spatial position of an aircraft relative to the local true vertical and measures roll and pitch angles for onboard systems. It is used in flight-navigation complexes of heavy transport and civil aircraft, including Il-76TD / Il-76MD and Tu-154 aircraft, depending on system configuration and documentation.
Full descriptionCollapse description
Function of the CGV-10P attitude reference unit
The main function of CGV-10P Series 04 is continuous measurement and output of aircraft roll and pitch data. The unit provides electrical signals proportional to aircraft attitude angles and distributes them to flight control, navigation, indication and stabilization systems. These signals are used by automatic flight control systems, command flight director indicators, attitude indicators, navigator displays, heading systems and radar stabilization circuits.
CGV-10P Series 04 in aircraft systems
In an aircraft installation, CGV-10P normally works as part of a redundant attitude reference set. The source context describes a system with three CGV-10P units: left, right and control gyroscopic verticals, operating together with a comparison unit. This architecture increases fault tolerance and allows aircraft systems to compare attitude data from several independent vertical references. Such redundancy is important on heavy transport aircraft where attitude information is used by multiple critical consumers.
Force stabilization principle of CGV-10P
CGV-10P uses a two-gyro force-stabilized scheme. The two gyroscopes and force unloading / stabilization circuits reduce dynamic errors during turns, maneuvers and aircraft evolutions. Compared with simpler free gyroscopic systems, force stabilization improves vertical holding accuracy and reduces the effect of external disturbing moments. This allows the unit to maintain reliable roll and pitch reference data during normal flight, maneuvering and moderate turbulence.
Series 04 design and integration features
The Series 04 version refers to a specific constructive and electrical execution of the CGV-10P unit. The source context links the series with internal potentiometric or selsyn sensors, connector configuration and integration requirements for particular aircraft types. The unit is housed in a cast aluminum cylindrical container with a mounting flange and shock-mounted frame. Exact installation dimensions and connector configuration should be checked by the product passport and aircraft system documentation.
Application and ordering of CGV-10P Series 04
CGV-10P Series 04 is used on aircraft requiring a central attitude reference for multiple onboard consumers. Typical consumers include SAU / autopilot, KPP command flight director indicators, cockpit attitude indication, TKS-P heading systems for GA-3 gyro stabilization, and radar antenna stabilization circuits. When ordering, the buyer should confirm the exact series, aircraft type, system configuration, condition, passport availability, repair documentation, test results and whether the unit must be supplied with its mounting frame.
Technical details
- Product Type
- Central gyroscopic vertical / two-gyro attitude reference unit
- Designation
- CGV-10P Series 04
- Alternative Designations
- CGV-10P Series 4, CGV-10P ser.04, CGV-10P ser.4, ЦГВ-10П серия 04, ЦГВ-10П серия 4
- Function
- Measurement and output of aircraft roll and pitch angles relative to true vertical
- System Type
- Two-gyro force-stabilized vertical reference system
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- Application / Where Used
- Flight-navigation complexes, attitude indication, automatic flight control and stabilization systems
- Compatible Aircraft / Equipment
- Il-76TD, Il-76MD, Tu-154 and other aircraft depending on documentation
- Typical Redundancy
- Three-unit installation: left, right and control CGV units with comparison block, according to source context
- Output Consumers
- SAU / autopilot, KPP command flight director indicators, attitude indicators, navigator indicators, TKS-P heading system and radar stabilization circuits
- Measured Parameters
- Roll angle and pitch angle
- Roll Measurement Range
- ±180°
- Pitch Measurement Range
- ±70°
- Vertical Accuracy on Stationary Base
- ±5 angular minutes, according to source context
- Vertical Accuracy in Straight and Level Flight
- 20′–40′, according to source context
- Vertical Accuracy on Oscillating Base
- Not worse than ±15′, according to source context
- Error After Maneuvers
- Not more than ±2° after turns and maneuvers lasting less than 10 minutes
- Readiness Time
- Not more than 3 minutes during normal start-up
- Fast Caging / Fast Alignment Time
- 1.5–3 seconds, according to source context
- AC Power Supply
- Three-phase 36 V +10% / −5%, 400 Hz ±2%
- AC Current Consumption
- Not more than 1.1 A in steady operating mode
- AC Power Consumption
- Not more than 70 VA
- DC Power Supply
- 27 V ±10%
- DC Circuits
- Control circuits, potentiometers, pendulum correction and warning circuits, according to source context
- Housing
- Cast aluminum cylindrical container with mounting flange
- Mounting
- Shock-mounted frame / mounting base depending on aircraft installation
- Approximate Height
- 315–330 mm
- Approximate Mounting Flange Diameter
- 240–250 mm
- Approximate Weight
- 14.5–15.2 kg
- Technical Documentation
- Product passport, repair certificate, test report, storage records and aircraft system documentation if available
Payment & delivery
Orders ship from our hub in Dubai. Partner stock is first transferred to Dubai, then shipped to you.
Dubai stock: 100% before dispatch. Partner stock (Remote stock) and Pre-order: 50% advance payment to start the order and 50% before shipment from Dubai to you.
Availability, lead time, delivery cost and payment terms are confirmed for your order before payment.
Payment & delivery terms






