PVA-15CST

The Bosch PVA-15CST is a professional call station designed for the PAVIRO Public Address and Voice Evacuation System. It features 15 programmable selection buttons, a monitored gooseneck microphone, an illuminated LC display, and an integrated loudspeaker. The call station supports flexible configuration and optional expansion with PVA-20CSE call station extensions.

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BOSCH

Global leader in Public Address, Voice Evacuation and Conference Systems.

Flexibility right from the start

PAVIRO Public Address and Voice Evacuation System with Professional Sound Quality

PVA-15CST PAVIRO Call Station

Desk call station with 15 programmable keys, a display and a monitored gooseneck microphone for paging and control.

15 Programmable Keys
Up to 5 PVA-20CSE Extensions
Monitored Gooseneck Mic

Bosch PAVIRO

PAVIRO Voice Alarm System Components

Core system

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PVA-15CST

Call Station

15 programmable zone keys
Gooseneck microphone for clear paging
One RJ45 cable for audio, data and power
Up to 4 call stations per CST BUS port
Add keys with the PVA-20CSE extension

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PVA-2P500

2-Channel Power Amplifier

2 × 500 W Class-D output
100 V / 70 V loudspeaker lines
Monitored and controlled from the controller
Low power use with DC battery backup
EN 54-16 certified

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PVA-4CR12

System Controller

12 zones built in, expandable to 492
8 audio inputs routed to 4 audio channels
Up to 16 call stations on 4 CST BUS ports
Integrated two-channel message manager
100 priority levels and an 8000-event log
EN 54-16 certified voice alarm controller

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PVA-4R24

24-Zone Router

Adds 24 loudspeaker zones per router
Up to 20 routers per controller
Routes the 4 audio channels to any zone
Connects to the controller over CAN bus
Supervised speaker lines with PVA-1WEOL modules

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Built for Reliable Communication & Control

Explore the key capabilities of the Bosch PVA-15CST, designed for flexible operation within the PAVIRO Public Address and Voice Evacuation System.

Programmable Zone Control

15 customizable selection buttons for managing announcement zones, groups and assigned system functions.

Monitored Microphone

Integrated gooseneck microphone with pop shield and permanent monitoring for live announcements.

Onboard Display & Controls

Illuminated LC display and dedicated function keys for accessing status information and configuration settings.

Expandable Operation

Connect up to five PVA-20CSE extensions to add selection controls as operational requirements grow.

Optional Emergency Controls

Provision for installing optional alarm buttons and a key switch for configured emergency functions.

System Status Monitoring

Integrated fault indication, internal monitoring and error logging provide visibility into call station operation.

Bosch PVA-15CST — Top View & Control Identification

Explore the call station’s controls and status indicators, identified according to the manufacturer’s top-view diagram.

Official Bosch PVA-15CST top view with numbered controls 1 through 13

No.	Element	Description
1	Selection buttons / numeric keypad	User-programmable zone/group selection buttons with two indicator lights.
2	Optional key switch and alarm button positions	PVA-15CST provides installation positions for an optional key switch and alarm buttons.
3	Voice alarm indicator	Illuminates red when the system is in the voice alarm condition.
4	Combined fault warning indicator	Illuminates yellow when a fault occurs.
5	Power indicator	Illuminates green when the power supply is on.
6	Microphone	Monitored gooseneck microphone.
7	Loudspeaker	Audible fault or voice alarm condition warning.
8	Display	Status and error information for the call station or the entire system.
9	ESC button	Acknowledges and advances to the next error message.
10	▲ button	Switches the system on/off (standby).
11	DEL button	No default configuration.
12	▼ button	Stops a live audio signal.
13	↵ button	Used for announcements to selected zones.

Bosch PVA-15CST — Bottom View & Connection Ports

Identify the four underside connection interfaces for PAVIRO system integration and accessories.

No.	Element	Description
1	EXT OUT port	Connection for a call station extension (RJ-12).
2	CST BUS port	Connection to the PAVIRO controller for control data, audio and power (RJ-45).
3	LINE port	Connection for external audio devices or a PTT button.
4	MIC port	Connection for an external microphone.

Official Bosch PVA-15CST bottom view showing EXT OUT, CST BUS, LINE and MIC ports

Bosch PVA-15CST Installation & Initial Setup

Essential connection, configuration and setup references for integrating the PVA-15CST call station into a PAVIRO system.

Check Supplied Components

Verify the call station, 3-meter patch cable, strain relief bracket, screws, labeling strips and supplied documentation before installation.

Connect the CST BUS

Connect the call station to the PAVIRO controller through the CST BUS (RJ-45) using the supplied 3-meter cable. Secure the cable with the strain relief bracket and screws.

Set the CAN Address

Assign the appropriate CAN address. Each call station connected to the same controller must use its own address from 1 to 16.

Complete System Configuration

Use IRIS-Net software to configure zone assignments, selection-button functions and required system operating parameters.

Verify Operation

Check the call station's display, status indicators and assigned controls after configuration to confirm their intended operation.

Where the Bosch PVA-15CST Fits In

Explore environments supported by the PAVIRO Public Address and Voice Evacuation System, where the PVA-15CST provides an interface for live announcements and configured system control.

Modern offices and corporate building environment

Offices & Corporate Buildings

Supports zone-based announcements and communication control within PAVIRO installations serving office and corporate environments.

Airport and transport facility environment

Airports & Transport Facilities

Enables operators to make live announcements to selected zones as part of a configured PAVIRO system.

Hotel and hospitality facility environment

Hotels & Hospitality Facilities

Provides a call station interface for managing announcements across configured zones in hotel PAVIRO installations.

School or educational facility environment

Schools & Educational Facilities

Supports announcements to selected zones or groups through programmable call station controls within the PAVIRO system.

Bosch-PAVIRO-System-Brochure.pdf

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Bosch-PVA-15CST-EU-Declaration-of-Conformity.pdf

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Bosch-PVA-15CST-Technical-Datasheet.pdf

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Bosch-PVA-15CST-User-Manual.pdf

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Key specs

15 programmable selection buttons
5 pre-programmed menu/function keys
Monitored gooseneck microphone
122 × 32 pixel back-lit LC display
Up to 5 PVA-20CSE extensions
CST BUS (RJ-45) and EXT OUT (RJ-12)
15–58 V DC power input
EN 54-16 system certification

Technical Specifications of Bosch PVA-15CST

Detailed electrical, audio, connectivity, environmental, and mechanical specifications of the PVA-15CST call station for the Bosch PAVIRO system.

Category	Specification	Details
Electrical	CAN BUS Port	10, 20, or 62.5 kbit/s, 1 × RJ-45, max. length 1000 m
	Maximum Mic Input Level	-21 dBu
	Maximum Line Input Level	+4 dBu
	Maximum NF Output Level	+12 dBu
	DC Power Input	15–58 V
	Maximum Supply Current (without call station extensions)	Standby/Idle/Announcement/Alert: 24 V / 80 mA / 1.92 W
	Maximum Supply Current (with 5 call station extensions)	Standby/Idle/Announcement/Alert: 24 V / 190 mA / 4.56 W
Audio	Nominal Acoustic Input Level	85 dBSPL
	Microphone Frequency Response	250 Hz – 10 kHz (-6 dB)
	Microphone Signal-to-Noise Ratio	> 60 dB
Controls & Display	Buttons	5 pre-programmed, 15 programmable zone/function keys
	Status Indicator Lights	Power (green), Fault (yellow), Alarm (red)
	Menu Button Indicators	Green or yellow LED per pre-programmed menu button
	Programmable Button Indicators	Green and red LED per programmable zone/function key
	LC Display	Back-lit LC display (122 × 32 pixel)
Connectivity	CST BUS Port	1 CST BUS port (Control data + Audio + Power supply, RJ-45)
	Audio Source Input	1 audio source (line level, phone jack)
	Microphone Port	1 microphone port (phone jack)
	Extension Port	1 EXT OUT port (call station extension, RJ-12)
Environmental	Operating Temperature	-5 °C to +45 °C (+23 °F to +113 °F)
	Storage Temperature	-40 °C to +70 °C (-40 °F to +158 °F)
	Humidity (Non-condensing)	5% to 90%
	Altitude	Up to 2000 m
Mechanical	Dimensions (H × W × D)	166 mm × 200 mm × 66 mm (without microphone)
	Weight (Net)	0.6 kg
	Mounting	Standalone; 19 in. rack
	Color	Black

Questions & answers

Know before you buy

Quick answers about the PVA-15CST, and how it compares.

What is the Bosch PVA-15CST Call Station used for?

The Bosch PVA-15CST is designed for the PAVIRO Public Address and Voice Evacuation System. It provides a user interface for making live announcements to selected zones and operating configured system functions.

How many programmable buttons does the Bosch PVA-15CST have?

The PVA-15CST features 15 freely programmable selection buttons and five pre-programmed menu/function keys. Its illuminated display and built-in controls support convenient operation and configuration.

Does the Bosch PVA-15CST support emergency buttons and a key switch?

Yes. The PVA-15CST provides installation positions for optional emergency buttons and a key switch. These components are not factory-fitted and must be installed separately when required.

How many PVA-20CSE extensions can be connected to the PVA-15CST?

The PVA-15CST supports up to five PVA-20CSE call station extensions. Each extension provides 20 customizable selection buttons for additional zone or function selection.

What connection interfaces are available on the Bosch PVA-15CST?

The call station features a CST BUS port (RJ-45) for control data, audio and power, an EXT OUT port (RJ-12) for call station extensions, a line-level audio input and a microphone connection.

Can the Bosch PVA-15CST be installed on a desk or in a rack?

Yes. The PVA-15CST supports standalone use and desk or rack flush-mounting arrangements. Installation and connection must follow the manufacturer's instructions.

Where can I buy the Bosch PVA-15CST Call Station in Pakistan?

Contact ESCO Pakistan at esco.pk to enquire about the Bosch PVA-15CST price in Pakistan, product availability, project requirements and quotations. The ESCO team can assist with product and PAVIRO system enquiries.

Amplifiers & Microphones

PVA-1WEOL

PVA-20CSE

PVA-15CST

Brand - BOSCH

Flexibility right from the start

Flexibility right from the start