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5. TECHNIC L D T
5.1 Pump designation
5.1.1 Type key for pump with motor
NEXIS V
16 04 - x x x / x / xxx - xx + x / xxxx / B
Pump family
Nominal 50 Hz Flow(m
3
/h)
Number of impellers
Max. working pressure
Pump material code
Seal type code
Option code (if any)
Motor electric voltage
Motor frequency
Terminal box position
(if not defaut position)
Variants code (if any)
Manufacturer technical index
5.1.2 Type key for bare-shaft pump (without motor)
NEXIS V 16 04 - x x x / x / xx xxxxxxx / xxxx / B
Pump family
Nominal 50 Hz Flow(m
3
/h)
Number of impellers
Max. working pressure
Pump material code
Seal type code
Option code (if any)
Motor frequency
Shaft diameter
Lantern flange size code
Variants code (if any)
Manufacturer technical index
5.2 Data table
Maximum operating pressure
- Pump casing:
- Maximum suction pressure:
Temperature range
- Liquid temperatures:
- Ambient temperature:
Electrical data
- Motor efficiency: IE2 for 3-phase motor according to IEC 60034-30
- Motor Protection index:
- Insulation class:
- Frequency:
- Electrical voltage:
25 bar
10 bar
-30 to +120 °C
+40 °C
IP 55
F
see data plate
see data plate
Outline and pipe dimensions (FIG. 4).
Types
PN16
NEXIS V 2../4..
PN25
PN16
NEXIS V 6..
PN25
PN16
NEXIS V 10..
PN25
PN16
NEXIS V 16..
PN25
5.3 Scope of Supply
- Multistage pump,
- Installation and operating instructions.
- Counterflange + screws and o'rings for PN16 configuration.
- Counterflange bolts, nuts and gaskets for PN25 configuration.
5.4
ccessories
Original accessories are available for NEXIS range :
Designation
2x oval counterflanges in stainless steel 1.4301 (PN16 – 1")
2x round counterflanges in stainless steel 1.4404 (PN25 – DN25)
2x round counterflanges in steel (PN25 – DN25)
2x oval counterflanges in stainless steel 1.4301 (PN16 – 1"
2x round counterflanges in stainless steel 1.4404 (PN25 – DN32)
2x round counterflanges in steel (PN25 – DN32)
2x oval counterflanges in stainless steel 1.4301 (PN16 – 1"
2x round counterflanges in stainless steel 1.4404 (PN25 – DN40)
2x round counterflanges in steel (PN25 – DN40)
2x oval counterflanges in stainless steel 1.4301 (PN16 – 2")
2x round counterflanges in stainless steel 1.4404 (PN25 – DN50)
2x round counterflanges in steel (PN25 – DN50)
By-pass kit 25 bar
By-pass kit with manometer 25 bar
The use of new accessories is recommended.
6. DESCRIPTION ND FUNCTION
6.1 Product description
FIG. 1
1 - Motor connection bolt
2 - Coupling guard
3 - Cartridge seal
4 - Hydraulic stage casing
5 - Impeller
6 - Pump shaft
7 - Motor
8 - Coupling
9 - Lantern
13
dimensions (mm)
A
B
C
D
E
F
G
160 204 50
Rp1 2xM10
100 215 180
175 250 75 DN25 4xM12
160 204 50 Rp1
100 215 180
175 250 75 DN32 4xM16
250
Rp1
130 255 215 190
80
280
DN40 4xM16
250
Rp2 2xM12
130 255 215 190
90
300
DN50 4xM16
H
J
4xM12
1/4
2xM10
4xM12
1/2
2xM12
4xM12
4xM12
article N°
4014457
4014470
4014451
1/4
)
4014458
4014471
4014452
1/2
)
4014459
4014472
4014453
4055306
4038116
4038114
4146785
4146787
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