The mechanical shaft seal is a special designed

Double ball valves for maximum dosing accuracy

Pulse control (divisor function included)

Multistage variable-speed submersible pump for raw water supply

tp 40 270 2 a f z bqqe hw1 98958129 The mechanical shaft seal isSingle 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