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Mda Range Transmission Surge Arrester

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Transmission Surge Arrester Metal oxide arrester (ZnO) Porcelain Housing IEC 60099-4 Nominal discharge current: 20 kA Line discharge class 4 High current impulse 4/10 μs: 100 kA Energy Capability: 10 kJ/kV at Ur according to IEC 60099-4 (Clause 8.4.2 table 5 & 8.5.5) Surge Arrester Characteristics Rated voltage: Continuous operating voltage: TOV Capability: Outdoor application Pressure Relief: Max. App. Cant. Load: Pull Strength: Impulse voltage -1,2/50 μs: Power frequency voltage- wet: Flashover Distance: Creepage Length: Approx. Weight: Maximum Residual Voltages Lightning current impulse 8/20 μs 5 kA 221 kV 10 kA 238 kV 20 kA 261 kV 40 kA 296 kV MDA Range MDA3-96 Line Terminal Ground Terminal Mounting Drawing: BOW-14-018 Ur : 96.0 Uc : 76.8 Tc : 116 kV kV kV for 1s 65 5200 159 595 266 1094 3820 90 kA N kN kV kV mm mm kg Steep lightning current impulse 1/20 μs * 10 kA 20 kA 255 kV 280 kV Switching current impulse 30/60 μs 125 A 175 kV 250 A 181 kV 500 A 186 kV 1000A 192 kV 2000 A 201 kV * Residual voltage correction factor as per IEC recommendation 10kV/10kA/m Power frequency voltage versus time with prior energy Marking 1.4 ZnO - Surge - Arrester ISC 65 kA IN 10 kA, class 3 MDA3-96 IEC 60099-4 Manufacturing Year Ur : 96.0 kV Uc : 76.8 kV 1.3 RATIO OF WITHSTAND VOLTAGE (Uw) / RATED VOLTAGE (Ur) 1.2 1.1 1.0 0.9 0.8 1 10 100 1000 10000 All of the above information, including drawings, illustrations and graphic designs, reflects our present understanding and is to the best of our knowledge and belief correct and reliable. Users, however, should independently evaluate the suitability of each product for the desired application. Under no circumstances does this constitute an assurance of any particular quality or performance. Such an assurance is only provided in the context of our product specifications or explicit contractual arrangements. Our liability for these products is set forth in our standard terms and conditions of sale. BOWTHORPE EMP is a trademark. Technical Information: - Contact Product Management Brighton UK (+44 (0)1273 692591) Tyco Electronics UK Ltd.. Stevenson Road, Brighton. East Sussex. BN2 0DF England Phone: +44-(0)1273-692591, Fax: +44-(0)1273-601741 http://energy.tycoelectronics.com ENERGY DIVISION BOW-EPP-MDA3-96-12-06 TIME (s)