Novaris
Novaris Global Solutions in Lightning and Surge Protection
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Novaris
lighting and surge protection
surge protection Products : Product Range : Coaxial back-buttonrequest-quote
 

  
Standards Compliance
ITU-T K.44
AS/NZS 1768
IEEE C62.41
BS 6651
CP 33
IEC 61643-21
UL497B

surge protection  RF Equipment - High Power
Product Features
Compliant with the relevant IEC lightning and surge protection standards, in particular IEC 62305 and IEC 61643. Safe Metal Enclosure - Novaris surge protection products are housed in safe, all metal enclosures. In the event of a prolonged overvoltage they will not catch fire or explode.
Product Description
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.

[ Download/View novaris_CEIA.pdf ]

  
    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 impedence 50Ω
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 / 0 to 90% 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*
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