pom-13752 supply of shaft insulator shaft heater and hopper heaters supply of shaft insulator shaft heater and hopper heaters , shaft insulator as per dcrtpp drawing enclosed (annexure-a) application: esp design type: solid core material: high temp. porcelain colour of finish: brown glazed metal fitting: both ends metal sleeves with pin & bush finish of metal components: electroplates moc-cigr-20 for metal sleeves (moc:en-9 for pin & bush mfg. tolerance: ±5mm h-511mm shed dia 180mm electrical strength: 80kv(p) , shaft heater (e-type) 1.1 kw, 415v for erm motors, heating element-nickle chrome, outer body material-ss321 as per drawing enclosed (annexure –c) and as per sample. , hopper heater with nut bolt and washer for esp 2.2kw, 415v for esp hopper heating element made of nickel chrome, outer body ss321/pipe-dia 16mm, dimensions as per enclosed drawing (annexure-d)