CTM 50-12.5

CTM 50-12.5 is the biggest pump in the range of magnetic drive centrifugal pumps, has the 3.0 kW or 4.0 kW motor, maximum capacity of 29 m3/h and maximum head 22 m. Available in PP and PVDF.

Specifications CTM 50-12.5


Dimensions mm/inch
Height A 110 / 4.33
Length B

446 / 17.56 (motor 3.0 kW)

453 / 17.83 (motor 4.0 kW)

Height C

100 / 3.94   (motor 3.0 kW)

112 / 4.41   (motor 4.0 kW)

Depth D

200 / 7.87   (motor 3.0 kW)

230 / 9.06   (motor 4.0 kW)

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 .... +90C
System pressure rating   PP pumps: PN6 at 20C, PN2 at 70C
   PVDF pumps: PN6 at 20C, PN2 at 90C
Viscosity  200 cSt max
Solids  2% max concentration by weight
   Hardness 800 Vk / size 0,1 mm
Motor  IEC standard, 3-phase
   3.0 kW or 4.0 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 50-12.5

Performance curve click to enlarge

Downloads for CTM 50-12.5

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


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