Oil submersible pumps НВ‑Д‑1М
Full catalogue "CHEMICAL EQUIPMENT" (8 Mb)
Pumps НВ-Д-1М are oil vertical semisubmersible centrifugal pumps designed to pump oil, oil products, HIL, water with oil and/or solid pollutants. Immersion depth from the support plate L is from 2.5 to 6 m. The immersion depth required by the customer is reached by connection of several ties. Filter is mounted on the suction connection. Oil pumps are made with "dry" pipe, above the pump case, double side sealing with a chamber filled with oil is mounted. Above the upper case of the side sealing in the "dry" pipe, emergency level sensor is installed signalling about damage or wear of the side sealing or in case of external water penetration.
The flow part of the pumps is made from steel of 20X13 type or other ferrous and non-ferrous metals as well as from steel 304 as approved by the customer. The pumped liquid density is up to 1200 kg/m3. Minimum temperature of the pumped liquid is up to -60°С, maximum one is up to 150°С
For connection with the vessel flange, the support plate (DN = 600, 700, 800 mm) is made in version 5 according to GOST 12815-80 (or another one as approved by the customer).
The pumps are made in the versions УХЛ1, УХЛ2 according to GOST 15150-69.
Technical characteristics of NV-D-1M (1 Mb)