MDOZRZP series ZGMR, Motor-driven double-diaphragm pump - douplex version. Head material: PP, Seal material: Hypalon. Electrical drive: Three-phase motor 2.2 kW, IP 55, ISO-class F, 380-420V/220-240V, 50 cy. Capacity adjustment: Variation of the driving motor speed by means of a frequency converter