Grundfos recommend intermediate guide rail brackets to ensure stable installation and service of submerged pumps on auto coupling

DDC 9-7 A-PP/E/C-F-32U2U2FG The SMART Digital DDC is a compact positive displacement

DDC 9-7 AR-PV/T/C-F-32I002FG The SMART Digital DDC is a compact positive displacement

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tp 50 100 4 a f a bqqe fw4 98743176 Grundfos recommend intermediate guide railSingle 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