CEIA-078-1 NOVARIS | Alldatasheet
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Technical content
RF Equipment Protection High Power Novaris high power surge protectors suit applications including MF, HF and VHF transmitters to 50kW. The spark gap arrester has an optical arc sensor which may be used to momentarily interrupt the transmitter. CEIA-078 CEIA-158 CEIA-318 Electrical Specifications Connection type Series Modes of protection Signal-Earth Maximum discharge current (8/20µs) Imax 100kA Power rating >50kW limited only by coaxial cable Surge element Spark gap, gap setting: 2mm / 10kW Spark over voltage 2.6kV for 2mm gap Characteristic impednce 50W Overstressed fault mode Mode 3 (open circuit) Insertion loss <0.1dB to 500MHz <0.2db to 1GHz (gap setting: 1mm) Return loss >26dB to 500MHz >20dB to 1GHz (gap setting: 1mm) Arc sensor Optical detector utilising photodiode, feeding transmitter interface to provide momentary shutdown Power requirements Arc sensor: 12VDC @ 35mA Transmission medium Arc detector fed to transmitter via optic fibre. Alternate metallic cable available. Mechanical Specifications Operating temperature / humidity -40 to +85ºC / 5 to 95% non-condensing Connection type 7/8” EIA 1 5/8” EIA 3 1/8” EIA Mounting Bulkhead / flange Environmental IP 55 Enclosure Brass and copper Options Spark gap only, no TX controller Standard 1RU 19” rack, one TX controller only 1 3RU 19” rack, up to 14 TX controllers n* * Denotes number of TX controllers COAXIAL PROTECTION Standards Compliance ITU-T K.44 AS/NZS 1768 IEEE C62.41 IEC 61643-21 UL497B Product Series Options Connector Size CEIA - 078 - 1