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5. TECHNICAL DATA
5.1 Pump designation
5.1.1 Type key for pump with motor
NEXIS V
22 02 / 2 - x x x / x / xxx - xx + x / xxxx / B
Pump family
3
Nominal 50 Hz Flow(m
/h)
Number of impellers
Number of trimmed
impellers (option)
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
22 02 / 2 - x x x / x / xx xxxxx / xxxx / B
Pump family
Nominal 50 Hz Flow(m
3
/h)
Number of impellers
Number of trimmed
impellers (option)
Max. working pressure
Pump material code
Seal type code
Option code (if any)
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:
(if full stainless steel)
Viton version for O'ring
and mechanical seals:
- Ambient temperature:
Electrical data
- Motor efficiency : IE2 for 3-phase motor according to IEC 60034-30
- Motor Protection index:
- Insulation class:
- Frequency:
- Electrical voltage:
30 bar
10 bar
-20 to +120 °C
-30 to +120 °C
-15 to + 90 °C
+40 °C
IP 55
F
see data plate
see data plate
Outline and pipe dimensions (FIG. 4).
Types
NEXIS V22..
PN16
NEXIS V36..
PN25
NEXIS V52..
Types
NEXIS V22..
PN16
NEXIS V36..
PN25
NEXIS V52..
5.3 Scope of Supply
- Multistage pump,
- Installation and operating instructions.
- Counterflange bolts and nuts, gaskets.
5.4 Accessories
Original accessories are available for Nexis range :
Designation
2 round counterflanges in stainless steel 1.4404 (PN16 – DN50)
2 round counterflanges in stainless steel 1.4404 (PN25 – DN50)
2 round counterflanges in steel (PN16 – DN50)
2 round counterflanges in steel (PN25 – DN50)
2 round counterflanges in stainless steel 1.4404 (PN16 – DN65)
2 round counterflanges in stainless steel 1.4404 (PN25 – DN65)
2 round counterflanges in steel (PN16 – DN65)
2 round counterflanges in steel (PN25 – DN65)
2 round counterflanges in stainless steel 1.4404 (PN16 – DN80)
2 round counterflanges in stainless steel 1.4404 (PN25 – DN80)
2 round counterflanges in steel (PN16 – DN80)
2 round counterflanges in steel (PN25 – DN80)
By-pass kit 25 bar
By-pass kit with manometer 25 bar
The use of new accessories is recommended.
6. DESCRIPTION AND FUNCTION
6.1 Product description
FIG. 1
1 - Motor connection bolt
2 - Coupling guard
3 - Mechanical seal
4 - Hydraulic stage casing
5 - Impeller
6 - Pump shaft
7 - Motor
8 - Coupling
13
dimensions (mm) standard configuration
A
B
C
D
E
F
130 300 215 250 300 90 DN50 4xM16
170 300 240 250 320 105 DN65
190 300 266 250 365 140 DN80 8xM16
dimensions (mm) first configuration
A
B
C
D
E
F
130 260 215 226 300 90 DN50 4xM16
170 294 240 226 320 105 DN65
190 295 266 226 365 140 DN80 8xM16
G
H
4xM16
8xM16
G
H
4xM16
8xM16
Article N°
4038113
4038116
4038112
4038114
4038118
4038120
4038117
4038119
4073796
4073798
4072533
4072535
4124990
4124991
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