Design of fire alarms with international standards and Bulgarian regulations. There are two main fire alarn control panels:

1.Analogue addressabel control panel.

2.Conventional control panel

Elements of fire alarms:

• Photoelecrics smoke detectors.
• Photoelecrics heat detectors.
• Reflective Beam detectors.
• Door indicators.
• Menual fire butons.
• Sirens –outside and inside.