Installation Instruction VARIODYN
®
 D1 System 
 
FB 798663.GB0 / 05.19  5 
  Responsibility of the Operator 
In addition to the standard-compliant design, a stipulation of the minimum requirements and functions between 
the operator of the system and the responsible authorities is required for the construction and operation of a VAS 
system. 
 
Here the local standard as the TRVB 158 S in Austria (AWS/ENS) and the DIN VDE 0833-4 in Germany have to 
be followed if the system is controlled automatically by a fire alarm control panel. 
 
Basic stipulations 
•  Definition of the safety level (I, II, III) 
•  Scope of public address system 
•  Alarm areas, detection areas, fire compartments 
•  Site of the voice alarm control panel (VACP), configuration levels, and accessibility 
•  Need for fire microphones and number of terminals, as well as their usability 
•  Alarm organisation and specification of the announcement texts 
 
 
 
  Related Documents 
These installation instructions are intended for qualified technicians or trained installers and contain all of the 
important information needed for assembling and installing VARIODYN
® 
systems.  Additional information on 
assembly, operation, commissioning, and configuration can be found in the following documents: 
 
 
Part No.  Name 
798661.GB0  System design principles for Voice Alarm Systems (VAS) 
798662.GB0  Operating Instructions for the VARIODYN
® 
D1 System 
798664.GB0  Commissioning Instructions for the VARIODYN
® 
D1 System and VARIODYN
® 
D1 Comprio 
798678  Commissioning Instructions VARIODYN
® 
D1 Networking 
798683.GB0  Installation Instruction VARIODYN
®
 D1 devices and accessories 
 
 
 
 
 
Additional and updated Information 
The described features, specifications and product related information in this manual correspond to 
the date of issue (refer to date on the front page) and may differ due to modifications and/or 
amended Standards and Regulations of the System design, Installation and Commissioning. 
Updated information and declaration of conformity are available for comparison on the  
www.esser-systems.comor www.hls-austria.com homepage. 
 
®
 D1-Systems are registered trademarks in Germany.