Introduction to the PRAESENSA System
This installation manual provides comprehensive guidance for the installation and interconnection of the Bosch PRAESENSA Public Address and Voice Alarm System. It is designed to assist both new installers with step-by-step instructions and experienced installers as a valuable reference.
The manual covers essential aspects including:
- Important product information and safety instructions.
- System overview and high-level characteristics.
- General installation procedures, rack building, cable selection, and network design.
- Detailed information on system composition, battery calculations, and heat loss.
- Configuration steps and product-specific installation details for various PRAESENSA components such as system controllers, amplifiers, call stations, and power supply modules.
- Troubleshooting tips and maintenance procedures.
- Compliance information for EN 54-16 and EN 54-4 standards.
For the latest version of this manual and related documentation, please visit www.boschsecurity.com.
Key Components and Features
The PRAESENSA system comprises a range of modular components designed for flexible and reliable public address and voice alarm applications. Key components detailed in this manual include:
- System Controllers (PRA-SCL/SCM/SCS)
- Amplifiers (e.g., PRA-AD604, PRA-AD608)
- End-of-line devices (PRA-EOL)
- Multifunction Power Supplies (PRA-MPS3)
- LCD Call Stations (PRA-CSLD, PRA-CSLW) and Extensions (PRA-CSE)
- Ethernet Switches (PRA-ES8P2S)
- Fiber Transceivers (PRA-SFPLX, PRA-SFPSX)
- Power Supply Modules (PRA-PSM24, PRA-PSM48)
Safety and Compliance
Adherence to safety instructions is paramount during installation. The manual emphasizes the need for installation by qualified personnel and highlights potential hazards such as electric shock and laser radiation. It also provides guidance on proper disposal of electrical equipment in accordance with environmental directives.
The system is designed to meet stringent safety and performance standards, including EN 54-16 and EN 54-4 compliance, ensuring its suitability for voice alarm applications.
