Technical Description - Wilo -MultiVert-MVI 1-6 Serie Instrucciones De Instalación Y Funcionamiento

English
1. General
About this document
The language of the original operating instructions is
French. All other languages of these instructions are
transations of the original operating instructions.
These Installation and Operating Instructions form
an integral part of the unit. They must be kept close
to the unit and in readiness whenever required.
Precise observance of these instructions is a
precondition for use of the unit for the intended
purpose and for its correct operation.
These Installation and Operating Instructions
conform to the relevant version of the equipment
and the underlying safety standards valid at the
time of going to press.
(table 1)
Permissible temperature range for version designed for use with drinking water KTW/WRAS
without KTW/WRAS, water
Maximum ambient temperature
Maximum permissible working pressure:
Main voltages:
Standard motor
Speed
Mains fuse protection
Protective system
Sound level
Principal dimensions and connection dimensions (table 2, see also Fig 3):
Models
MVI
102 124
202 220
402 420
802 819
1602 1612/6
When ordering spare parts, please give all the information on the pump/motor rating plate.
2
at the inlet (inlet pressure see paragraph 5.1)
at the outlet, for a 2 pole motor
at the outlet, for a 4 pole motor
EM: for P 2 ≤ 1,5 kW
DM: for P 2 ≤ 4 kW
for P 2 ≥ 5,5 kW
for P 2 ≤ 5,5 kW
for P 2 ≥ 7,5 kW
2 pole version
4 pole version
A B C
mm
100 212 180
100 212 180
100 212 180
130 252 215
130 252 215
1.1 Applications
The pump is suitable for hot and cold water and
other fluids free from mineral oil and without abra-
sives or long-fibred substances.
The main areas of use are in water supply installa-
tions, as a booster pump, as a boiler feed pump, in
industrial circulation systems, in process technol-
ogy, in cooling water systems, in fire extinguishers
and in washing and sprinkler installations.
Approval from the manufacturer must be obtained
beforehand if corrosive chemicals are to be
pumped.

1.2 Technical description

1.2.1 Performance and electrical data (table 1)
PN 16 version
Oval flange
E F G
mm
204 50 Rp1
204 50 Rp1
204 50 Rp1 1 / 4
250 90 Rp1 1 / 2
250 90 Rp2
–15 °C to +120 °C
–15 °C to +90 °C
+40 °C
16/10 bar
16/25 bar
16/16 bar
50 Hz (±10%)
1 ~ 230 V
3 ~ 230/400 V
3 ~ 400 V
Standard motor V18
Standard motor V1
50 Hz
2900 t/min
1450 t/min
see motor rating plate
IP 55
Better protective systems available
50 Hz
< 73dB(A)
PN 25 version
Circular flange
E F G
mm
250 75 DN 25
250 75 DN 25
250 75 DN 32
280 80 DN 40
300 90 DN 50
60 Hz (±6%)
1 ~ 230 V
3 ~ 230/400 V
3 ~ 400 V
60 Hz
3500 t/min
1750 t/min
60 Hz
< 77dB(A)
Victaulic
E F G
mm
- - -
210 50 Rp1 1 / 4
210 50 Rp1 1 / 4
261 90 Rp2
- - -
WILO SE 11/2010