The diaphragm is coupled mechanically via a precise gear-eccenter-tapet-system to a high efficiency AC motor

2 m PVC (ETFE with PVDF dosing head) suction hose

They ensure that the liquid in the dosing tank is mixed constantly

a double mechanical seal and semi-open impeller type

tp 50 90 4 a f a bqqe ew3 93426060 The diaphragm is coupled mechanicallySingle stage, close coupled, volute pump with in line suction and discharge ports of identical diameter. The pump is of the top pull out design, i. e. the power head (motor, pump head and impeller) can be removed for maintenance or service while the pump housing remains in the pipework. The pump is fitted with an unbalanced rubber bellows seal. The shaft seal is according to EN 12756. Pipework connection is via PN 16 DIN flanges (EN 1092 2 and ISO