② Bladder Material③ SeriesBladder MaterialBladder MaterialSymbolBladder MaterialStandard Nitrile RubberStandard Nitrile Rubber with Button ※1 NBRNitrile Rubber for High Temparature Use H.NBRNitrile Rubbler for Low Temparature Use L.NBRButyl RubberEthylene Propylene RubberChloroprene RubberG Epichlorohydrin RubberFluorine RubberSymbolSeriesH SeriesSelect the item number code corresponding to the material suitable for "service fluid" and "service temperature" for the accumulator in use. ※2※1 J series standard nitrile bladders with a button are designated by "B".※2 “Service Temperature” means the temperature of the fluid which contacts the bladder when it works. It is the accumulator's internal temperature.Select the item number code corresponding to the series name of the accumulator in use.※3 Please designate "N" for A series accumulators with a nominal gas volume of 150 L.A Series ※3G Series⑪ Specifications of Accessories⑪ Specifications of AccessoriesAttached O-ring material for Top CapAttached O-ring material for Gas Charging Valve, for connection port of SG Valve and Top Cap, and for Pressure GaugeNBRFKML.NBRFKMEPDMCRFKMSeriesSymbolS SeriesSince bladders are consumables, periodically replacing them is recommended. Periodic bladder replacement ensures operation without emergency system shutdown.⑤ Nominal Gas Volume⑤ Nominal Gas Volume ⑩ Material of ButtonAllowable Service Temparature (℃ )※2Service Fluid−10 – +70−10 – +110−35 – +70−10 – +70−20 – +80SymbolJ SeriesR SeriesU SeriesSeriesSeriesNBR Turbine OilFatty Acid Ester FluidWater Glycol FluidW/O Emulsion FluidO/W Emulsion FluidBiodegradable FluidTap WaterSea WaterIIRPhosphate Ester FluidEPDM Phosphate Ester Based FluidCRBasic, WaterCHCFKMSymbolSeriesN SeriesNBRL.NBRNBRSeriesY SeriesS p a r e P a r t sWhen ordering accumulator bladders listed in the catalogue, please refer to the page about accessories/tools/spare parts for each series along with the following information.When ordering special items (accumulator item number containing "X") or accumulator bladders not listed in the catalogue, please refer to page 115 and inform us of the serial number of the accumulator in use.103Item Number of Bladders without a ButtonItem Number of Bladders with a Button⑤⑪②③⑤⑩⑪②③VAGHJNRSUYNBHLFEC⑩⑩6 56 5② ③② ③⑤⑤⑤ ⑤Bladder
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