Download PDF catalog Self-priming stainless steel pump type NGX
Applications
For drawing water out of a well. For lifting water containing air or other gases. For increasing water pressure from flooded suction applications.
As pressure boosting pump for central water systems with low pressure (follow local specifications if increasing network pressure).
For garden use. For washing with a jet of water.
Operating conditions
Liquid temperature: 0 °C to +35 °C.
Ambient temperature up to +40 °C.
Suction lift up to 9 m. Maximum permissible pressure in the pump casing: 8 bar. Continuous duty.
Motor
2-pole induction motor, 50 Hz (n = 2800 rpm).
NGX: three-phase 230/400 V ± 10%.
NGXM: single-phase 230 V ± 10%, with thermal protector.
Capacitor inside the terminal box. Insulation class F. Protection IP 54.
Classification scheme IE2 for three-phase motors from 0,75 kW.
Constructed in accordance with: EN 60034-1; EN 60034-30. EN 60335-1, EN 60335-2-41.
Special features on request
- Other voltages.
- Frequency 60 Hz (as per 60 Hz data sheet).
Component | CA |
Pump casing |
Cr-Ni steel 1.4301 EN 10088 (AISI 304) |
Casing cover | Cr-Ni steel 1.4301 EN 10088 (AISI 304) |
Impeller | Brass P-Cu Zn 40 Pb 2 UNI 5705 |
Wear ring impeller-diffuser | Cr-Ni steel 1.4301 EN 10088 (AISI 304) |
Diffuser | PPO-GF20 (Noryl) |
Ejector | PPO-GF20 (Noryl) |
Shaft | Chrome steel 1.4104 EN 10088 (AISI 430) Cr-Ni steel 1.4305 EN 10088 (AISI 303) für NGX 5,6 |
Mechanical seal | Carbon - Ceramic - NBR |
3-phasig | 230V | 400V | 1-phasig | 230V | P1 | P2 | Q m³/h |
0 | 0,3 | 1 | 2 | 2,4 | 3 | 3,2 | 3,6 | 4 | 4,5 | |
A | A | A | kW | kW | HP | l/min | 0 | 5 | 16,6 | 33,3 | 40 | 50 | 53,3 | 60 | 66,6 | 75 | ||
NGX 2/80 | 2,8 | 1,6 | NGXM 2/80 | 4,2 | 0,9 | 0,55 | 0,75 | H (m) |
46,8 | 43 | 35,2 | 26,7 | 23,9 | 20,2 | 19,1 | |||
NGX 3/100 | 3 | 1,7 | NGXM 3/100 | 4,5 | 0,95 | 0,65 | 0,9 | 50 | 45,9 | 39,4 | 31,3 | 28,5 | 24,8 | 23,7 | 21,7 | |||
NGX 4/110 | 3,7 | 2,2 | NGXM 4/110 | 5,4 | 1 | 0,75 | 1 | 41,6 | 40 | 36,6 | 31,9 | 30 | 27,3 | 26,4 | 24,6 | 23 | 21,1 |
P1 Max. power input. | P2 Rated motor power output. | H Gesamtförderhöhe in m. |
Tolerances according to ISO 9906, annex A. |
3-phasig | 230V | 400V | 1-phasig | 230V | P1 | P2 | Q m³/h |
0 | 0,5 | 1 | 2 | 2,4 | 3 | 4 | 4,5 | 5 | 5,5 | 6 | 6,5 | 7 | 8 | 8,4 | |
A | A | A | kW | kW | HP | l/min | 0 | 8,3 | 16,6 | 33,3 | 40 | 50 | 66,6 | 75 | 83,3 | 91,6 | 100 | 108 | 116 | 133 | 140 | ||
NGX 4/16 | 4,5 | 2,6 | NGXM 4/16 | 7 | 1,6 | 1,1 | 1,5 | H (m) |
57,5 | 54 | 47,3 | 40 | 37,5 | 34 | 28,5 | 26 | |||||||
NGX 4/18 | 4,5 | 2,6 | NGXM 4/18 | 7 | 1,6 | 1,1 | 1,5 | 48 | 46 | 42,5 | 37 | 35 | 32,5 | 28,5 | 27 | 25 | |||||||
NGX 4/22 | 4,5 | 2,6 | NGXM 4/22 | 7 | 1,6 | 1,1 | 1,5 | 36,5 | 34,8 | 33 | 30,5 | 29,5 | 28 | 25,3 | 24 | 23 | 22 | 21 | 20,3 | 19,5 | 18 | 17,5 | |
NGX 6/18/A | 7,5 | 4,3 | NGXM 6/18 | 9,2 | 2 | 1,5 | 2 | 58 | 54,7 | 51,5 | 46 | 44 | 41,3 | 37 | 34,7 | 32,5 | 30,5 | 28,5 | |||||
NGX 6/22/A | 7,5 | 4,3 | NGXM 6/22 | 9,2 | 2 | 1,5 | 2 | 46,5 | 45 | 43,5 | 40,5 | 39,3 | 37,5 | 35 | 33,5 | 32,5 | 31,2 | 30 | 28,5 | 27,5 | 25,5 | 24,5 |
P1 Max. power input. | P2 Rated motor power output. | H Gesamtförderhöhe in m. |
Tolerances according to ISO 9906, annex A. |
type | DN1 | DN2 | Dimensions (mm) | weight (kg) | ||||||||||||||||
ISO 228 | fM | a | w | h1 | h2 | H | L | m1 | m2 | m3 | n1 | n2 | b | s | g1 | w1 | NGX | NGXM | ||
NGX 2/80 | G1 | G1 | 391 | 115 | 95 | 116 | 61 | 192 | 161 | 33 | 25 | 8 | 146 | 112 | 30 | 9 | 10 | 112 | 8,3 | 9,2 |
NGX 3/100 | 391 | 192 | 112 | 8,3 | 9,2 | |||||||||||||||
NGX 4/110 | 391 | 192 | 112 | 10,2 | 10,2 | |||||||||||||||
NGX 4/16 | G1¼ | G1 | 462 | 140 | 113 | 152 | 68 | 225 | 213,5 | 37,5 | 28 | 9,5 | 185 | 155 | 33 | 9,5 | 11 | 147 | 14,5 | 14,8 |
NGX 4/18 | 462 | 225 | 147 | 14,5 | 14,8 | |||||||||||||||
NGX 4/22 | 462 | 225 | 147 | 14,5 | 14,8 | |||||||||||||||
NGX 6/18/A | G1¼ | G1 | 488,5 | 140 | 113 | 152 | 68 | 240 | 213,5 | 37,5 | 28 | 9,5 | 185 | 155 | 33 | 9,5 | 11 | 157,5 | 17,8 | 18,2 |
NGX 6/22/A | G1¼ | G1 | 488,5 | 140 | 113 | 152 | 68 | 240 | 213,5 | 37,5 | 28 | 9,5 | 185 | 155 | 33 | 9,5 | 11 | 157,5 | 17,8 | 18,2 |
Subject to change!
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