Pompetravaini TCD 40-200/2-R/A3-SP are single-stage closed impeller centrifugal pumps designed specifically to handle liquids up to 320˚C. The heat from the product is blocked by a special "thermal barrier" chamber located between the pump casing and the impeller, allowing the use of any type of unified mechanical seal in accordance with ISO 3069/UNI EN 12756 standards. These are single mechanical seal, double mechanical seal in tandem or back-to-back, cartridge type, etc., according to API standards.
In our case, the shaft seal type was used:
R = single mechanical seal with cylindrical chamber
John Crane Model number: 4001060729
Serial number: 89749342
Size: 30 mm 50 248X XXRXS1
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