The unbalanced rubber bellows seal is according to DIN EN 12756

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

DDC 15-4 A-PVC/V/C-F-31I002FG The SMART Digital DDC is a compact positive displacement

protective pipe and tank connection with entry holes for relief line and deaeration line Additionally they include Reed-switch unit with two floaters for low level and empty indication (switch mode adjustable NO or NC)

DDC 15-4 A-PV/V/C-F-32U2U2FG The SMART Digital DDC is a compact positive displacement

cri 3 19 a fgj a e hqqe 92902160 The unbalanced rubber bellows sealVertical, multistage centrifugal pump with inlet and outlet ports on same the level (inline). Pump materials in contact with the liquid are in stainless steel. A cartridge shaft seal ensures high reliability, safe handling, and easy access and service. Power transmission is via a rigid split coupling. Pipe connection is via combined DIN ANSI JIS flanges. The pump is fitted with a 1 phase, fan cooled asynchronous motor.