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High-pressure pump

HP42-12×2

HP · 50 Hz

HP42-12×2 is a high-pressure pump from the CNP HP range (50 Hz). Rated 90 kW, 25–55 m³/h, head 380–576 m. Net weight 1055 kg.

  • One pump or two in series
  • Back-to-back impellers balance axial force
  • Highest heads in the catalogue

Performance curve Curve-based

024680246Flow Q (m³/h)Head H (m)HP42-12×2: Q 25 m³/h, H 576 mHP42-12×2: Q 3 m³/h, H 560 mHP42-12×2: Q 35 m³/h, H 536 mHP42-12×2: Q 4 m³/h, H 510 mHP42-12×2: Q 42 m³/h, H 494 mHP42-12×2: Q 45 m³/h, H 472 mHP42-12×2: Q 5 m³/h, H 434 mHP42-12×2: Q 55 m³/h, H 380 m

Efficiency, shaft power and NPSHr are not published for this model in the source catalogue.

Head versus flow at 50 Hz, 2900 rpm, clean water. Source: Performance table, printed pp. 29–30.

Flow (m³/h)Head (m)
25576
30560
35536
40510
42494
45472
50434
55380

Dimensions & weight

L1 = 2275H1 = 700H2 = 365L6 = 1020L5 = 2076Net weight: 1055 kg
Outline drawn in proportion to this model's catalogue dimensions (simplified, only the labelled dimensions are shown). Codes match the table; confirm against the approved CNP drawing before installation.
CodeDescriptionValue
L1overall length2275 mm
L2L2771 mm
L3L3950 mm
L4L4950 mm
L5base length2076 mm
L6motor length1020 mm
L7L7570 mm
L8L8920 mm
L9L9960 mm
L10L101005 mm
H1height700 mm
H2axis height365 mm
—Net weight1055 kg

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