explosion class E Exde II CT4, non-wetted parts 316L stainless steel (1.4571) Teflon seals inverting mechanism driven by 5.5 kw, 3/50/500 volt, 1500 rpm E Exd II CT4 motor, feed pipe with 1.5kw, 3/50/500 volt, 1500 rpm E Exd II CT4 motor, hinged front door, CE and TUV certified