passive fire suppression system
ONLINE 24/7
easy installation
HDS
service
maintenance-free
disconnection of the electric current
YES
Advantages 

Passive system – does not require electrical power or electronic components.
Protection of main electrical supplies (HDS) of buildings against overheating and fire.
Immediate mechanical activation at high temperature or direct flame.
Automatic disconnection of the electric current supply and release of the extinguishing agent.
Safe securing of contacts after activation to prevent reconnection.
Compatibility with HDS distribution electric network in the Czech Republic.
Easy installation and maintenance-free operation.
Protects the enclosed space of the device (HDS) 24/7 without supervision.