Pump Selector
Pump Selector
pump
Speed
Fixed speed
Max Flow Rate
300,00 m³/h
H max
45,50 m
Pump casing
Cast iron GJL 200 EN 1561
Min Flow Rate
84,00 m³/h
Min head
28,00 m
kW
37,00
kW
Power consumption
---
Efficiency
---
Curve
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Pump and motor datasheet
-
n (rpm):
1750
-
N. of impellers:
1
-
H max (m):
45.50
-
H min (m):
28.00
-
Q min (mc/h):
84.00
-
Q max (mc/h):
300.00
-
Pn (kW):
37.00
-
Pn (HP):
50.00
-
Impeller diameter (mm):
318.00
-
Motor type:
IM
-
Motor phases:
3~
-
Un (V):
380/660
-
fn (Hz):
60
-
Motor poles:
4
-
Service:
S1
-
Min liquid temperature (°C):
-10.00 °C
Construction materials
-
Pump Casing:
Cast iron GJL 200 EN 1561
-
Casing Cover:
Cast iron GJL 200 EN 1561
-
Lantern bracket:
Cast iron GJL 200 EN 1561
-
Impeller::
Cast iron GJL 200 EN 1561
-
Shaft:
Cr-Ni-Mo steel 1.4401 EN 10088 (AISI 316)
-
Mechanical Seal:
Carbon-Ceramic-NBR
-
Counterflanges:
Steel S235JR 1.0038 EN 10025-2
Files
Dimensions (mm)
- a 140.00 mm
- b 100.00 mm
- b1 103.00 mm
- fM 1138.00 mm
- g1 27.00 mm
- g2 8.00 mm
- h1 315.00 mm
- h2 400.00 mm
- l1 280.00 mm
- l2 305.00 mm
- m1 200.00 mm
- m2 150.00 mm
- m4 540.00 mm
- m5 461.00 mm
- n1 500.00 mm
- n2 400.00 mm
- n4 459.00 mm
- n5 356.00 mm
- HD 653.00 mm
- w 409.00 mm
- w1 25.00 mm
- dn1 150
- dn2 125
- s1 22
- s2 19
NM4, NMS4
Centrifugal pumps n?1450 1/min
Construction
Close-coupled centrifugal pumps; electric motor with extended shaft directly connected to the pump up to 15 kW, new bracket construction for standard motors (Stub-shaft construction) from 18,5 to 75 kW with integrated thrust bearing.?Pump casing with axial suction and radial delivery on top, main dimensions and performance according to EN 733 with additional sizes for completion.
NM(S)4: version with pump casing and lantern bracket in cast iron.
BNM(S)4: version with pump casing and lantern bracket/casing cover in bronze.
The pumps are supplied fully painted.
?Version with frequency converter (on request)
Application
For clean liquids without abrasives, which are non-aggressive for the pump materials ( solids content up to 0.2%).For water supply.
For irrigation.
For heating, air-conditioning, cooling and circulation plants.
For civil and industrial applications.
?When low noise operating is required.
Operating conditions
Liquid temperature from -10 °C to +90 °C.Ambient temperature up to 40° C.
Total suction lift up to 7 m.
Maximum permissible working pressure up to 16 bar (10 bar per NM4 25/12,160,200, NM4 32/16,20; NM4 40/25; NM4 50/20,25, NM4 65/31, NM(S)4 100/250,315,400, NM(S)4 125/250,400, NMS4 150/400 and bronze version).
Continuous duty.