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Fire alarm and extinguisher system DET-AC/EFD Plus System accessories Page 529 Server enclosures Page 133 EFD Plus DET-AC Plus DET-AC Plus Slave Benefits: The EFD Plus system is a compact The DET-AC Plus is a compact In conjunction with the DET-AC – Early fire detection early fire detection system fire alarm and active extinguisher Plus slave system, up to five – Automatic extinguishing with active smoke extraction system with smoke extraction bayed enclosures may be – Innovative extinguisher gas system. The integral fan system system, built into one height unit. extinguished. In addition to the NOVEC 1230 continuously extracts the air from The detection system is identical DET-AC Plus unit, a DET-AC Plus − Eco-friendly the enclosure, and passes it over to that used in the EFD Plus Save unit is used for each − Uncritical for IT components two smoke detectors. The first system. Fire extinguishing with the additional enclosure and contains – 19” (482.6 mm) rack mount smoke detector is extremely extinguisher gas NOVEC 1230 is the extinguisher gas for one with just 1 U sensitive and triggers a prealarm. automatically activated when a enclosure. For detection purposes, The second smoke detector main alarm is triggered. With the the pipework from the DET-AC Plus triggers the main alarm. extinguisher gas supply provided, system is laid in all enclosures. a volume of up to 32 ft2 (3 m3) can be extinguished. Fire alarm and extinguisher Add-on unit Early fire detection system system DET-AC Plus DET-AC Plus Slave EFD Plus Height inches (mm) 44 (1 U) Width inches (mm) 19” (482.6 mm) rack mount Depth inches (mm) 25 (640) 22 (570) 20 (500) Weight lb (kg) Approx. 33 (15) Approx. 26 (12) Approx. 18 (8) Part No. 7338.120 7338.320 7338.220 Protection rating IP 20 Ambient temperature (operation) + 50 °F to +95°F (+10°C to +35°C) Battery storage + 14°F to +95°F (– 10°C to +50°C) Operating voltage 100/240 V AC 50/60 Hz 24 V DC 100/240 V AC 50/60 Hz Uninterruptible mains electricity operation 2 x 12 V; 2.2 A/approx. 4 h Connections 3 RJ 12 connectors for connecting to the CMC, alternatively 3 relay outputs, max. contact load 24 V DC/0.5 A Sensors 2 different scattered-light sensors – 2 different scattered-light sensors Display LCD display with plain text info. – LCD display with plain text info. No. of slave modules Max. 4 – Max. 5 No. of monitored enclosures Max. 5 – Max. 5 Extinguisher gas NOVEC 1230 – Fill volume of extinguisher gas 32 – Admissible max. protection volume ft3 (m3) 106 (3) m3 – Also required Pipe kit 7338.130 Page RJ 12 cable for alarm relaying to CMC, packs of 2 7320.8141) 793 Access sensors 7320.530 – 790 Depth-variable slide rails – – 7063.883 763 1) 2 packs are required. 508 Metric measurements for are exact, imperial measurements are rounded Rittal Catalog 33/IT infrastructure


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