Bosch Plena VAS (Voice Alarm System)
- EN 54-16 certified and EN 60849 compliant
- Supports up to 120 zones
- Connects up to eight call stations
- One-channel or two-channel operation
- Fully supervised system
The Plena Voice Alarm System is designed for reliable public address and emergency evacuation in medium-sized facilities such as factories, offices, hotels, shopping malls, supermarkets, sports centers, schools, and universities.
The Plena Voice Alarm System from Bosch provides reliable public address and emergency evacuation for medium-sized facilities, including offices, schools, hotels, and shopping centers. It features essential EVAC functions such as system supervision, loudspeaker line monitoring, digital message management, and a fireman’s panel interface. Supporting up to 120 zones, multiple call stations, and both emergency calls and background music, it ensures clear speech intelligibility and seamless operation. Fully compatible with Bosch BGM units, amplifiers, and EVAC-compliant loudspeakers, it delivers a complete, dependable voice alarm solution.
System Components
Controller
- Heart of the Plena Voice Alarm System
- EN 54-16 certified and EN 60849 compliant
- Message manager and 240 W amplifier built-in
- Six zone outputs
- 6 emergency and 6 business triggers
Router
- Expand the Plena Voice Alarm System with six zones
- EN 54-16 certified
- 12 additional input contacts
- Six volume override output contacts
- Supervision within the Plena Voice Alarm System
Call Station
- Stylish six zone call station for the Plena Voice Alarm System
- Six zone selection keys, all-call key and momentary PTT key for calls
- Selectable gain, speech filter, limiter, and output level for improved intelligibility
- LED indications for zone selection, fault, and emergency state
- Call station extension provides seven additional zone and one group keys
Call Station extension Keypad
- Seven zone selection keys
- LED indications for zone selection
- Up to eight keypads can be connected together
Fireman's Panel
- Remote control of the Plena Voice Alarm System
- EN 54-16 certified
- Emergency (EMG) microphone
- EMG state and fault indicators
- Call monitoring loudspeaker
IP Audio Interface
- All-in-one solution for audio transport on IP-networks
- Supervised control inputs and outputs
- Supports re-broadcasting
- Configurable audio delay on the output for loudspeaker alignment
- Easy to install and configure via standard web-browser
Battery Charger
- 12 A battery charger
- 6x 40 A, 3x 5 A outputs
- 150 A back-up current
- Fully supervised, EN 54-4 certified
- Under-voltage and over-voltage protection
Plena End-of-line Boards
- Pilot tone detection on 100 V loudspeaker lines
- Voltage free switch 200 V 1 A and LED indications of pilot tone
- Daisy chainable for monitoring multiple zones on a single input contact
- Fits on built-in mounts on selected Bosch loudspeakers
- EN 54-16 certified
Plena Dummy Load
- Provides filtered load at 20 kHz
- Makes longer loudspeaker lines possible
- Three power settings
- Fits on built-in mounts on selected Bosch loudspeakers
- EN 54-16 certified