CTM 20-7 - Tapflo Ireland

CTM 20-7 is the smallest in the range of CTM pumps, has 0.12 kW motor, maximum capacity 4.5 m3/h and maximum head 7.5 m. Available in PP and PVDF.

Specifications CTM 20-7


Dimensions mm/inch
Height A 70 / 2.76
Length B

248.5 / 9.78

Height C

56 / 2.20

Depth D

112 / 4.41

CTM dim.en 1

Pump casing and isolation shell (rear casing) PP-GF (30%) or PVDF
Impeller PP or PVDF
Lantern (not wetted) PP-GF (30%)
Static bushings Ceramic (standard) or SiC
Rotating bushings PTFE-graphite (standard) or SiC
O-rings FKM, EPDM
Magnets NdFeB
General characteristics  
Temperature range  PP pumps: 0C .... +70C
   PVDF pumps: 0C .... +80C
System pressure rating   PP pumps: PN4 at 20C, PN2 at 70C
   PVDF pumps: PN4 at 20C, PN2 at 80C
Viscosity  200 cSt max
Solids  2% max concentration by weight
   Hardness 800 Vk / size 0,1 mm
Motor  IEC standard, 3-phase
   0.12 kW/2900 rpm, IP 55, frame IEC B3/B14



Performance curve

The performance curves are based on water at 20°C. Other circumstances might change the performance.

CTM 20-7

Downloads for CTM 20-7

Find downloads like brochures, instructions and drawings. For instructions in other languages, click here to go to the brochures & manuals download page

CTM magdrive pumps IOM english

CTM Magdrive Pumps brochure EN



About Tapflo. Tapflo Group is an independent, family owned, European manufacturer and global supplier of Air operated diaphragm pumps, centrifugal pumps and other industrial process equipment. Tapflo is represented by own sales offices in 30 countries and by independent distributors in more than 45 countries.