CENTRALIZED WARNING SYSTEM (CWS)

General Description
Product Specifications
Gallery & Media
Point of Contact for further follow up
Others
Product Manufacturer
Hindustan Aeronautics Limited (HAL)
Designing/Manufacturing agency
Designed & Developed by SLRDC
Product Description

Centralized Warning System, CWS is used to detect the warning conditions on various Aircraft systems and alerts the pilot using Visual, Audio & Voice warnings. The CWS system comprises two Display Units and one Electronic Unit. The Display Unit consists of 30 warning indicators for providing RED and AMBER warnings. During day time, the intensity of lamps is fixed and during night time, the brightness can be adjusted using potentiometer. The Electronic Unit is used for control of Display Unit, Flasher and other lamps in the cockpit and also used to generate the audio & voice warnings

 

 

Features/Roles/Variants of the product
30 legends to display Red & Amber Warnings.
Generates audio tones for Red & Amber Warnings
Generates voice warnings for AOA Exceedance, Low altitude, Canopy unlock & Under carriage extension.
Test facility to check the health of display unit lamps & external cockpit lamps.
Operates in Day-Night conditions.
Interfaces with fire warning lamp & generates unmutable red tone.
interfaces with master alarm lamp (flasher).
Capable to receive ARINC/Discrete signals from FADEC Engine warning Interface for health monitoring.
Audio tone interface to Audio Management unit (AMU).
Product Specification
Physical
Dimensions (L X W X H) - 250 X 195 X 85 (mm) for EU : 94 X 84 X 152 (mm) for DU
Weight - 3.5Kg (max) for EU : 0.8Kg (max) for DU
Mil D38999 connectors for interface -
Electrical
Power supply - 28V DC
Power consumption - ≤ 6 A (with external lamp load) | ≤ 1 A (under normal conditions)
Test facility for Lamp check
Interfaces
ARINC-429
30 Discrete signals
Standards Compliance.
MIL-STD-411C for Aircrew station alerting system
MIL-STD-810D for Environmental tests.
MIL-STD-704D for Power supply conditions
MIL-STD-704D for Power supply conditions
Contact : prasenjit[at]hal-india[dot]co[dot]in