Download - Calpeda

NG 60 Hz
Self-Priming Jet Pumps
Materials
Components
Pump casing
NG B-NG
Cover with lantern bracket
Cast iron Bronze
Diffuser plate GJL 200 EN 1561 G-Cu Sn 10 EN 1982
Impeller Brass P- Cu Zn 40 Pb 2 UNI 5705
Shaft Chrome steel
AISI 430 for NG 3-4 Cr-Ni-Mo steel
Chrome-nickel steel AISI 316
AISI 303 for NG 5-6-7
Diffuser - Ejector PPO-GF20 (Noryl)
Mechanical seal Carbon - Ceramic - NBR
H
m
40
Coverage chart n = 3450 rpm
0 Imp. g.p.m. 5 10 15
60
H
m
40
0 U.S. g.p.m. 5 10 15 20
3
4
NG 3
NG 4
20
0 m /h 1 2 3 4 15
0 l/min 20 40 60 80
3
Q
0 U.S. g.p.m. 10 20 30 40
0 Imp. g.p.m. 10 20 30
6/18
60 3~
1~
NG 6
6/22
3
20
0 m /h 2 4 6 8 10
0 40 80 120 160
3
Q l/min
1
150
H
ft
100
200
H
ft
150
100
0
65
Imp. g.p.m.
5/16
10 20 30
50
H
m
30
165
Construction
Close-coupled self-priming shallow well jet pumps with
built-in ejector.
The pumps in bronze are supplied fully painted.
Applications
For drawing water out of a well.
As pressure boosting pump for central water systems with
low pressure (follow local specifications if increasing network
pressure).
For clean liquids or slightly dirty surface water.
For garden use.
For washing with a jet of water.
Operating conditions
Liquid temperature up to 40° C.
Ambient temperature up to 40°C.
Maximum permissible working pressure up to 10 bar.
Continuous duty.
Motor
2-pole induction motor, 60 Hz (n = 3450 rpm).
NG: three-phase 220/380 V.
NGM: single-phase 220 V, with thermal protector up to 1.1 kW.
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.
- Protection IP55.
- Special mechanical seal
NG 5
15
50
3 0 m /h 2 4 6 8 10
Q
0 l/min 40 80120 160
0 U.S. g.p.m. 10 20 30 40
0
100
Imp. g.p.m.
7/16
10 20 30
H
m
60
0 U.S. g.p.m. 10 20 30 40
5/18
5/22
7/18
7/22
NG 7
20
3 0 m /h 2 4 6 8 10
Q
0 l/min 40 80 120 160
72.837
200
150
H
ft
100
300
H
ft
200
100
24