Electronic Devices ED820 Fire Detector

The ED820 Fire detector equipment has now become an industry standard because of its simplicity and reliability. The ED820 has superb approvals pedigree make this the first choice for all small commercial vessels. This fire detector panel is well proven and easily understood conventional system allows simultaneous indication of all zones and utilises a wide range of detector heads. Approved in 1986, and since then many thousands have been fitted worldwide

FEATURES

• 4 zone capability – mixed heat, smoke, call points etc.
• Two wire detector circuits, continuous fault monitoring.
•  Immediate fire alarm and fault relay outputs.
• Two fault monitored sounder circuits.
• Key switch resound alarms
• Alarm-voltage free contacts 5A @ 30VDC.
• Main DC, Emerg. DC and all fuses are fault monitored.
• EN54-2:1997+A1:2006 APPROVED BY
• Integral automatic emergency power changeover.
• Internal fire audio alarm.
• Internal fault audio alarm.
• The ED820 accepts dual 24VDC inputs. Where two DC supplies are not available ED recommend that the Type 3 Power Supply Unit and integrated battery charger are used.
• Zener barriers for hazardous area operation are available in separate enclosures.
• Suitable for Apollo Orbis detection heads

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