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Bosch LBB1990/00 Voice Alarm Controller

Name: Bosch LBB1990/00 Voice Alarm Controller
Brand: EBUILDING TECHNOLOGIES
Price: 168000.0 INR
Availability: InStock

Price 168000.0 INR/ Piece

Get a Price/Quote

MOQ : 1 Piece

Bosch LBB1990/00 Voice Alarm Controller Specification

Sensitivity
Microphone input: 10 mV / Line input: 1 Vrms

Noise Control
<1% THD

Impedance
8 Ohm

Channels
6 zones

Speaker
Supports multiple loudspeaker zones

Alarm
Integrated Voice Alarm

Use
Public Address & Voice Alarm systems

Product Type
Voice Alarm Controller

Material
Metal housing

Power Supply
230 V AC, 50/60 Hz

Output Power
Maximum 240 W per zone

Input Power
240 W

Rated Power
240 W

RMS Power
240 W

Dimension (L*W*H)
88 x 430 x 370 mm

Color
Charcoal

Weight
10.5 kg

Emergency Function
Automatic message broadcast

Humidity
<95% RH, non-condensing

Audio Outputs
8 supervised outputs, 2 non-supervised outputs

Line Input
Balanced, screw terminal

Standby Power
<30 W

Event Logging
Internal event log memory

Audio Inputs
6 supervised inputs, 2 non-supervised inputs

System Integration
Can be networked with other Bosch units

LED Indicators
Status, fault, alarm indicators

Monitoring
Full system supervision for faults

Mounting
19

Microphone Input
Balanced, XLR connector

Battery Backup
Automatic switch-over

Operating Temperature
-10C to +55C

Control Interface
Remote control and extension capability

Bosch LBB1990/00 Voice Alarm Controller Trade Information

Minimum Order Quantity
1 Piece

Main Domestic Market
All India

About Bosch LBB1990/00 Voice Alarm Controller

The Plena Voice Alarm Controller unit is the heart ofthe voice alarm system. It is the basis of the PlenaVoice Alarm System, and has all the essentialfunctionality for compliance with the EN 54a 16 andEN 60849 standards, including full system supervision,loudspeaker line impedance supervision, a supervisedemergency microphone on the front panel and asupervised message manager.

Heart of the Plena Voice Alarm System

EN 54-16 certified and EN 60849 compliant

Message manager and 240 W amplifier build-in

Six-zone outputs

12 business and emergency control inputs

Flexible Zone Management and Connectivity

Effortlessly manage up to 6 loudspeaker zones using the Bosch LBB1990/00, with support for both supervised and non-supervised audio paths. The system integrates balanced microphone and line inputs with convenient XLR and screw terminal connections, ensuring compatibility with a wide range of audio sources. Networkability with other Bosch devices allows seamless system expansion.

Automatic Fault Supervision and Logging

Benefit from full system supervision that detects faults and logs all events internally. Integrated status, fault, and alarm LED indicators keep operators informed immediately, ensuring quick resolution and system reliability even during critical situations.

Reliable Emergency Broadcasting

In emergencies, the controller initiates automatic message broadcast and system switch-over to battery power, guaranteeing continuous operation. The system's clear, balanced audio output helps maximize the delivery and intelligibility of messages in high-risk environments.

FAQ's of Bosch LBB1990/00 Voice Alarm Controller:

Q: How does the Bosch LBB1990/00 ensure system reliability and safety?

A: The controller is equipped with full system supervision, automatic battery backup switch-over, and integrated status, fault, and alarm indicators. These features guarantee early detection of issues and uninterrupted essential voice alarm operations.

Q: What are the options for audio input and output connections?

A: It offers 6 supervised and 2 non-supervised audio inputs, along with 8 supervised and 2 non-supervised outputs. Microphone inputs use balanced XLR connectors, while line inputs utilize balanced screw terminals for secure, versatile integration.

Q: When should I use the emergency function of the controller?

A: The emergency function is designed to activate automatically during critical events, ensuring prioritized broadcasting of pre-recorded messages and reliable evacuation guidance across designated zones.

Q: Where can I install the Bosch LBB1990/00 voice alarm controller?

A: Its 19-inch rack-mountable format makes it suitable for command centers, security rooms, and technical installations in commercial, public, and industrial sites throughout India.

Q: What is the process for monitoring faults and logging system events?

A: The unit continuously monitors its own status, providing real-time feedback via LED indicators. All system events-such as faults, alarms, and status changes-are stored in its internal event log for efficient troubleshooting.

Q: Can the system be expanded for larger installations?

A: Yes, the Bosch LBB1990/00 can be networked with other Bosch units, allowing scalable, coordinated public address and alarm coverage for multi-zone environments.

Q: What are the key benefits of using this controller for voice alarm applications?

A: Key benefits include robust fault supervision, reliable emergency broadcasting, flexible zone management, integrated system expansion, automatic power backup, and compliance with safety protocols for public address and alarm systems.

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