Wilo MVIS 15 User manual

2 065 408 / 03.2009 / GRD
Wilo-MVIS 15, 30, 50
GB Installation and operating instructions
FNotice de montage et de mise en service
EInstrucciones de instalación y funcionamiento

Fig 1 Fig 2
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Fig 3 Fig 4
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GB Installation and operating instructions 3
FNotice de montage et de mise en service 9
EInstrucciones de instalación y funcionamiento 15

English
Installation and operating instructions Wilo-MVIS 15, 30, 50 3
1 General
1.1 About this document
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. Pre-
cise observance of these instructions is a pre-condi-
tion for use of the unit for the intended purpose and
for its correct operation.
These Installation and Operating Instructions con-
form to the relevant version of the equipment and
the underlying safety standards valid at the time of
going to press.
2Safety
These instructions contain important information
which must be followed when installing and operat-
ing the pump. It is therefore imperative that they be
read by both the installer and the operator before
the pump is installed or started up.
Both the general safety instructions in the ‘Safety
precautions’ section and those in subsequent sec-
tions indicated by danger symbols should be care-
fully observed.
2.1 Symbols and signal words used in these operating
instructions
Symbols:
NOTE:...
Signal words:
NOTE:
A NOTICE WITH USEFUL INFORMATION FOR THE
USER IN RELATION TO THE PRODUCT. IT INFORMS
THE USER TO POSSIBLE PROBLEMS.
2.2 Qualified Personnel
The personnel installing the pump must have the
appropriate qualifications for this work.
2.3 Risks incurred by failure to comply with the safety
precautions
Failure to comply with the safety precautions could
result in personal injury or damage to the pump or
installation. Failure to comply with the safety pre-
cautions could invalidate warranty and/or damage
claims.
In particular, failure to comply with these safety pre-
cautions could increase the possibility of the follow-
ing risks:
• the failure of important parts of the pump or instal-
lation,
• personal injury due to electrical and mechanical
causes,
• material damage.
2.4 Safety precautions for the operator
Existing regulations for the prevention of accidents
must be observed.
National Electrical Codes, local codes and regula-
tions must be followed.
2.5 Safety precautions for inspection and installation
The operator must ensure that all inspection and
installation work is carried out by authorized and
qualified specialists who have carefully reviewed
these instructions.
Work on the pump/unit must be carried out only with
the pump switched off and at complete standstill.
2.6 Unauthorized alterations and manufacture of
spare parts
Alterations to the pump or installation may only be
carried out with the manufacturer's consent. The use
of original spare parts and accessories authorized by
the manufacturer will ensure safety. The use of any
other parts may invalidate claims invoking the liabil-
ity of the manufacturer for any consequences.
2.7 Improper use
The operational safety of the pump or installation
supplied can only be guaranteed if it is used in accor-
dance with paragraph 4 of the operating instruc-
tions. The limits given in the catalogue or data sheet
must under no circumstances be exceeded.
General Safety symbol
Hazards from electrical causes
DANGER!
Imminently hazardous situation.
Will result in death or serious injuryif not avoided.
WARNING!
The user can be exposed to (severe) injury. 'Warn-
ing' refers that harm to the user when the user is
neglecting the procedure.
CAUTION!
The product is at risk of damage. 'Caution' refers
to the product when the user is neglecting the
procedures.

English
4WILO SE 03/2009
3 Transport and interim storage
When receiving the material, check that there has
been no damage during the transport. If shipping
damage has occurred, take all necessary steps with
the carrier within the allowed time.
Handle the pump carefully so as not to damage the
unit prior to installation.
4 Intended use (Application)
This pump's basic function is to pump warm or cold
water or other low viscosity fluids that contain no
mineral oil, abrasive substances or materials having
long fibres. The manufacturer's approval is required
for use to pump corrosive chemicals.
Application areas:
• water distribution and boosting installations
•industrialcirculation systems
•processfluids
• cooling water circuits
• fire-fighting and washing stations
• watering installations, etc.
5 Technical data
5.1 Type key
Outline and pipe dimensions (see: Fig. 2)
5.3 Scope of Supply
• Complete pump and motor, NPT companion flanges,
bolts and flange gaskets
• Installation and operating instructions
CAUTION! Outside influences may cause damages
If the delivered material is to be installed later on,
store it in a dry place and protect it from impacts
and any outside influences (humidity, frost etc.).
CAUTION! Possible damage of the pump
These pumps are intended for use with water only
Example: MVIS15-02-1/O/K/3-460-60-2
MVIS Pump family
15 Nominal flow rate in GPM at 60Hz / 2 poles
- 02 Number of stages
- 1 1 = Stainless steel 304
/ O O = Oval flange 250 # with NPT companion flange
/ E E = EPDM o'ring
/ 3 3 = Three phase
- 460 230 = 208-230 V
460 = 460 V
575 = 575 V
- 60 60 = 60 HZ
- 2 2 = 2 poles
5.2 Data table
Maximum operating pressure
Pump casing: 230 PSI (16 bar)
Maximum suction pressure: 140 PSI (10 bar)
Temperature range
Liquid temperatures 14°F to 122°F
(- 10° to + 50 °C)
Ambient temperature +104°F Max (+ 40 °C)
Electrical data
Motor Protection class: NEMA 2
Insulation class: H
Frequency 60 Hz
Voltages 3~: 208-230 V, 460 V, 575 V
(± 10 %)
Others
Minimum suction head: 3ft(1m)
Ambient humidity: <90 %
Types Dimensions (inch)
A B C D E F H K L R S T U
MVIS15-02 to MVIS15-08 315/16 71/16 6¼ 8½ 8 2 15-22 3/463/8NPT 1" 3Ø ½ M10
MVIS30-02 to MVIS30-06 315/16 71/16 6¼ 8½ 8 2 16-20 3/463/8NPT 1"¼ 3Ø ½ M10
MVIS50-02 to MVIS50-03 51/88½ 7½ 10 101/831/16 17-20 3/477/8NPT 1"½ 4Ø ½ M12
Types Dimensions (mm)
A B C D E F H K L R S T U
MVIS15-02 to MVIS15-08 100 180 157 212 204 50 378-548 20 160 NPT 1" 75 Ø12 M10
MVIS30-02 to MVIS30-06 100 180 157 212 204 50 398-500 20 160 NPT 1"¼ 75 Ø12 M10
MVIS50-02 to MVIS50-03 130 215 187 252 250 80 425-485 20 200 NPT 1"½ 100 Ø 12 M12