Wilo MultiVert-MVI 1 6 Series, Installation And Operating Instructions Manual

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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.
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)
12
WILO SE 11/2010
Principal dimensions and connection dimensions (table 2, see also Fig 3) :
(table 1)
When ordering spare parts, please give all the information on the pump/motor rating plate.
Models
PN 16 version PN 25 version
Oval flange Circular flange Victaulic
A B C E F G E F G E F G
MVI mm mm mm mm
102
Ë
124 100 212 180 204 50 Rp1 250 75 DN 25 - - -
202
Ë
220 100 212 180 204 50 Rp1 250 75 DN 25 210 50 Rp1 1 /4
402
Ë
420 100 212 180 204 50 Rp1 1 /4 250 75 DN 32 210 50 Rp1 1 /4
802
Ë
819 130 252 215 250 90 Rp1 1 /2 280 80 DN 40 261 90 Rp2
1602
Ë
1612/6 130 252 215 250 90 Rp2 300 90 DN 50 - - -
Permissible temperature range for version designed for use with drinking water KTW/WRAS
without KTW/WRAS, water –15 °C to +120 °C
–15 °C to +90 °C
Maximum ambient temperature +40 °C
Maximum permissible working pressure: 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 16/ 10 bar
16/25 bar
16/ 16 bar
Main voltages:
EM: for P2 ≤ 1,5 kW
DM: for P2 ≤ 4 kW
for P2 ≥ 5,5 kW
50 Hz (±10%) 60 Hz (±6%)
1 ~ 230 V
3 ~ 230/400 V
3 ~ 400 V
1 ~ 230 V
3 ~ 230/400 V
3 ~ 400 V
Standard motor for P2 ≤ 5,5 kW
for P2 ≥ 7,5 kW
Standard motor V18
Standard motor V1
Speed
2 pole version
4 pole version
50 Hz 60 Hz
2900 t/min
1450 t/min 3500 t/min
1750 t/min
Mains fuse protection see motor rating plate
Protective system IP 55
Better protective systems available
Sound level
50 Hz 60 Hz
< 73dB(A) < 77dB(A)