NP

NORM PUMPS

Pumps of type family NP are constructed in accordance to standard DIN 24255. As such they can replace any pump manufactured according to this standard regardless of manufacturer.They are designed as single stage horizontal centrifugal pumps, with axial inlet and radial upward outlet. They are used for delivery of all non-abrasive mediums such as fresh water up to 140 °C, or sea water. Most comonly these pumps are used in industry, waterworks and generally all land applications for which it is suited for. Although it is not primarily designed for marine applications (duo to its horizontal design) it can be used where site conditions allow.

Capacity – Q                                    Delivery height – H

                                                                        5 – 500 m3/h3                                              – 90 m


PUMP CONSTRUCTION FEATURES

  • Max. working preasure 35 bar (depending on material)
  • Working temperature -70 °C to + 300 °C

 

MATERIALS

  • These pumps can be made out of all suitbale materials for agresive and abrasive mediums.

 

SEALING

  • Depending on medium, sealing can be done by mechanical seal or by sealing packings.
  • Mechanical seals for temperatures up to + 140 °C are from well known manufacturers Crane, Flexibox, Burgmann, Pacific, Sealol.

CHARACTERISTICS CURVES

For information only!

1450 RPM – 50Hz
2900 RPM – 50 Hz

DIMENSIONS

Contact us for detailed agregate measure sketch!

Pump Type
DN1
DN2
A
B
C
D
E
F
H
I
J
NP 32-160
50
32
440
80
360
50
260
30
132
160
240
NP 32-200
50
32
440
80
360
50
260
30
160
180
240
NP 40-160
65
40
440
80
360
50
260
30
132
160
240
NP 40-200
65
40
460
100
360
50
265
25
160
180
265
NP 40-250
65
40
460
100
360
50
265
25
180
225
320
NP 50-160
65
50
460
100
360
50
260
30
160
180
265
NP 50-200
65
50
460
100
360
50
265
25
160
200
265
NP 50-250
65
50
460
100
360
50
265
25
180
225
320
NP 65-160
80
65
460
100
360
50
265
25
160
200
280
NP 65-200
80
65
460
100
360
50
265
25
180
225
320
NP 65-250
80
65
570
100
470
80
340
30
200
250
360
NP 65-315
80
65
595
125
470
80
340
30
225
280
400
NP 80-160
100
80
485
125
360
50
265
25
180
225
320
NP 80-200
100
80
595
125
470
80
340
30
180
250
345
NP 80-250
100
80
595
125
470
80
340
30
200
280
400
NP 80-315
100
80
595
125
470
80
340
30
250
315
400
NP 100-200
125
100
595
125
470
80
340
30
200
280
360
NP 100-250
125
100
610
140
470
80
340
30
225
280
400
NP 100-315
125
100
610
140
470
80
340
30
250
315
400
NP 100-400
125
100
670
140
530
110
370
33
280
355
500
NP 125-250
150
125
610
140
470
80
340
30
250
355
400
NP 125-315
150
125
670
140
530
110
370
33
280
355
500
NP 125-400
150
125
670
140
530
110
370
33
315
400
500
NP 150-315
200
150
690
160
530
110
370
33
280
400
550
NP 150-400
200
150
690
160
530
110
370
33
315
450
550

PUMP CROSSECTION


 

POS. PART NAME
111 Spiral casing
113 Casing cover
114 Casing cover
120 Bolt
121 Wear ring
123 Plug
128 Sealing ring
129 Seal
211 Impeller
POS. PART NAME
215 Nut
216 Washer
217 Shaft key
218 Shaft key
223 Mechanical seal
224 Sleeve
311 Bearing carrier
312 Bearing cover
313 Bolt