Medium pressure screw pumps of HD4 type

Technical characteristics

• nominal pressure:

  HD4-038K	- pn = 6,3 [MPa]
  HD4-045N	- pn = 4,0 [MPa]
  HD4-052N	- pn = 4,0 [MPa]
  HD4-060N	- pn = 4,0 [MPa]

• nominal rotational speed
  - n_n = 2900 rpm
• nominal delivery at p_n, n_n and n = 37 cSt:

  HD4-038K	- Qn = 90 [dm3/min]
  HD4-045N	- Qn = 190 [dm3/min]
  HD4-052N	- Qn = 300 [dm3/min]
  HD4-060N	- Qn = 460 [dm3/min]

• maximum working temperature:
  - T = 90 ^oC
• installation versions:
  F - with a flange - free-standing vertical or horizontal installation
  T - with a flange - installation on a tank in vertical position
  S - submerged work and directed installation (without a coupling) on the shaft of a submersible electric motor.