Transcription of Zinc Oxide Surge Arrester PEXLIM R - T&D Products
1 H-1 ABB Surge Arresters Buyer s GuideEdition 6, 2008-08 PEXLIM R Silicone-housed arrestersZinc Oxide Surge Arrester PEXLIM RProtection of switchgear, transformers and other equipment in high voltage sys-tems against atmospheric and switching overvoltages. For use when requirements of lightning intensity, energy capability and pollution are where low weight, reduced clearances, flexible mounting, non-fragility and additional personnel safety is component in PEXLINKTM con-cept for transmission line performance dataSystem voltages (Um)24 - 170 kV Rated voltages (Ur)18 - 144 kVNominal discharge current (IEC)10 kApeakClassifying current (ANSI/IEEE)10 kApeakDischarge current withstand strength:High current 4/10 sLow current 2 000 s100 kApeak600 ApeakEnergy capability:Line discharge class (IEC)[2 impulses, (IEC Cl. )Fulfils/exceeds requirements of ANSI transmission-line discharge test for 170 kV kJ/kV (Ur)]Short-circuit / Pressure relief capability50 kAsymExternal insulationFulfils/exceeds standardsMechanical strength:Specified continuous load (SCL)Specified short-term load (SSL)1 000 Nm1 600 NmService conditions:Ambient temperatureDesign altitudeFrequency-50 C to +45 Cmax.
2 1 000 m15 - 62 HzOther data can be ordered on request. Please contact your local sales Surge Arresters Buyer s GuideH-2 Edition 6, 2008-08 Max. System VoltageRated VoltageMax. continuous operating voltage 1)TOV capability 2)Max. residual voltage with current waveas per IECas per ANSI/IEEE30/60 s8/20 sUmkVrmsUrkVrmsUckVrmsMCOVkVrms1 skVrms10 kAkVpeak1 kAkVpeak2 kAkVpeak5 kAkVpeak10 kAkVpeak20 kAkVpeak40 kAkVpeak243) ) detailed information on the TOV capability and the protective characteristics are given in Publ. 1 HSM 9543 ) The continuous operating voltages Uc (as per IEC) and MCOV (as per ANSI) differ only due to deviations in type test procedures. Uc has to be considered only when the actual system voltage is higher than the tabulated. Any Arrester with Uc higher than or equal to the actual system voltage divided by 3 can be ) With prior duty equal to the maximum single-impulse energy stress ( kJ/kV (Ur)).
3 3) Arresters for system voltages 36 kV or below can be supplied, on request, when the order also includes arresters for higher system with lower or higher rated voltages may be available on request for special protective dataSilicone-housed arresters PEXLIM RH-3 ABB Surge Arresters Buyer s GuideEdition 6, 2008-08 Max. system voltageRatedVoltageHousingCree- page distancemmExternal sdrykVpeak50 Hzwet (60s)kVrms60 Hzwet (10s)kVrms250/2500 arresters5230-36YN0521863310150150250146 41--17242-54YN072186331015015025014641-- 110060YN100186331015015025014641--112372 YN123227037018018030016727--184-120YN123 3726620300300500251216--214575-120YN1453 726620300300500251216--217075-120YN17037 26620300300500251216--2*) Sum of withstand voltages for empty units of R Silicone-housed arrestersTechnical data for housings123 ABB Surge Arresters Buyer s GuideH-4 Edition 6, 2008-08 Silicone-housed arresters PEXLIM RAccessories1 HSA410 000-LAluminium1 HSA410 000-MAluminium flag with other items in stainless steel1 HSA410 000-NAluminium1 HSA420 000-AStainless steel1 HSA420 000-BStainless steel1 HSA430 000-HEpoxy resinWith insulating baseWithout insulating base1 HSA410 000-PStainless steelLine terminalsEarth terminalsM12 bolts for connection to structure are not supplied by ABB.
4 Required threaded grip length is 15-20 plansAluminiumH-5 ABB Surge Arresters Buyer s GuideEdition 6, 2008-08 PEXLIM R Silicone-housed arrestersShipping dataRatedVoltageHousingNumber of arresters per crate contains a certain number of Arrester units and accessories for assembly and erection. A packing list is attached externally on each crate. Each separate crate is numbered and the numbers of all crates and their contents are listed in the shipping specification. ABB reserves the right to pack arresters in the most effective/economic combination. Alternate or non-standard crates may involve additional table above is to be seen as an approximation and specific data for deliveries may differ from the values given.
