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       Centrifugal Pump
 
CENTRIFUGAL PUMPS (WITH FLANGED CONNECTIONS)
PERFORMANCE RANGE
¡ù flow rate up to 2200 I/min.(130m3/h)
¡ù head up to 22.5 m

OPERATING LIMITS
¡ù suction lift up to 7 m
¡ù fluid temperature up to 60¡æ
¡ù maximum ambient temperature 40¡æ

 
MNF/129A

N.
DESCRIPTION
N.
DESCRIPTION
N.
DESCRIPTION
1
 Bolt
13
 "O" ring
25
 Terminal board
2
 Suction flange
14
 Snap ring
26
 Casing with wound stator
3
 Discharge pulg
15
 Mechanical seal
27
 Capacitor
4
 Suction gasket
16
 Bolt
28
 Screw
5
 "O" ring
17
 Pump support
29
 Cable presser
6
 Charge plug
18
 Bolt
30
 Fairlead
7
 Pump casing
19
 Bearing
31
 Stand pin
8
 Delivery gasket
20
 Key
32
 Stand
9
 Delivery flange
21
Rotor 
33
 Driving cap
10
 Bolt
22
 Split ring
34
Bolt
11
 Nut
23
 Bolt
35
Fan
12
 Impeller
24
 Terminal cover
36
Fan cover
PUMP INSTALLATION AND APPLICATIONS
MNF pumps are specifically designed for domestic,agricultural and industrial use.Their performance levels,mechanical design and structural materials are explicitly selected for these uses.The shapes of their volutes and impellers,with ample passages,make them suitable for pumping even fairly dirty water.They can achieve high delivery rates under continuous or heavy duty, making them advantageous for rain and gravity irrigation, for pumping water from lakes, rivers, wells, and for a wide variety of industrial uses where high delivery rates must be achieved at low to average heads.
The pumps should be installed in a covered area,protected against the weather.

PERFORMANCE
MNF pumps come in a wide and well-diversified range.
Characteristic curves for the different models are distributed in a rational and complementary manner,making it easy to select the model most suited to each specific user requirement.
Special design efforts were made to unify the entire MNF series,which is distinctive for its:
¡ù especially ample charecteristic curves;
¡ù no surging phenomena even when pumping near minimum forecast delivery rates;
¡ù performance characterized by high absolute values over the majority of the characteristic curve;
¡ù flat absorption curves at high delivery rates,to prevent motor overloading even during prolonged use;
¡ù good suction capacities at both low and high delivery rates.

STRUCTURAL CHARACTERISTICS
¡ù cast iron pump body
¡ù brass impeller with centrifugal radial flow type
¡ù stainless steel shaft
¡ù with thermal overload protector in single phase motor all three phase motors require an adequate external motor protector,
and connections are to be according to current standards
¡ù stainless steel mechanical seal (graphite to SiC)
¡ù protection IP 44.
¡ù NSK bearing or local bearing

WARRANTY:1 YEAR(according to our general sales conditions)

FLOW RATE Q

PUMP MODEL
POWER
Q
m3/h
0
6
12 18 24 30 36 42 48 54 60 66 72 96 120 130
Single phase
Three phase
KW
HP
l/min
0 100 200 300 400 500 600 650 800 900 1000 1100 1200 1600 2000 2200
MNF/129B MN/129B 1.1 1.5
H
M
 20.2 19.2 18 16 12 7.5                    
MNF/129B-1 MN/129B-1 1.1 1.5  20.2 19.2 18 16 12 7.5                    
MNF/129A MN/129A 1.5 2 22.5 22 21 18.5 14.5 10                    
MNF/129A-1 MN/129A-1 1.5 2 22.5 22 21 18.5 14.5 10                    
MNF/130C MN/130C 1.1 1.5 11.9 - 11.7 11.3 10.7 10.2 9.1 8 6.7 5 3          
MNF/130B MN/130B 1.5 2 14.7 - 14.5 14 13.5 13.2 12 11 9.7 8.2 6.7 5        
MNF/130A MN/130A 2.2 3 18.5 - 18.1 17.8 17.2 16.8 16 15 13.8 12.2 10.5 8.3 6      
MNF/131B MN/131B 4.0 5.5 18.8 - - 18.3 - 12.9 12.6 - 17 - 16.4 - 15.3 12.2 8 5

H=TOTAL HEAD IN METERS. Q=FLOW RATE

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