Wilo Helix FIRST V 22 Notice De Montage Et De Mise En Service page 16

English
2.7 Unauthorised modification and manufacture of
spare parts
Unauthorised modification and manufacture of
spare parts will impair the safety of the product/
personnel and will make void the manufacturer's
declarations regarding safety.
Modifications to the product are only permissible
after consultation with the manufacturer. Original
spare parts and accessories authorised by the
manufacturer ensure safety. The use of other parts
will absolve us of liability for consequential events.
2.8 Improper use
The operating safety of the supplied product is only
guaranteed for conventional use in accordance with
Section 4 of the operating instructions. The limit
values must on no account fall under or exceed
those values specified in the catalogue/data sheet.
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.
CAUTION! Outside influences may cause dama-
ges. 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.).
The product should be cleaned thoroughly before
it is put into temporary storage. The product can
be stored for at least one year.
Handle the pump carefully so as not to damage the
unit prior to installation.
4. Application
This pump's basic function is to pump hot or cold
water, water with glycol or other low viscosity
fluids that contain no mineral oil, solid or abrasive
substances, or materials having long fibres. The
manufacturer's approval is required for use to
pump corrosive chemicals.
CAUTION! Risk of explosion!
Do not use this pump to handle flammable or
explosive liquids.
4.1 Applications areas
- water distribution and boosting installations,
- industrial circulation systems,
- process fluids,
- cooling water circuits,
- fire-fighting and washing stations,
- watering installations, etc.
16
5. Technical data
5.1 Type key
Example: Helix V2205/2­1/16/E/KS/400­50xxxx
Vertical high-pressure multistage
Helix V(F)
centrifugal pump in in-line design
Helix FIRST V(F)
(F) = VdS certified pump version
22
Nominal flow in m³/h
05
Number of impellers
2
Number of trimmed impellers (if any)
Pump material code
1 = Pump housing Stainless steel
1.4308 (AISI 304)
+ Hydraulics 1.4307 (AISI 304)
2 = Modular pump housing Stainless
steel 1.4409 (AISI 316L)
+ Hydraulics 1.4404
(AISI 316L)
3 = Modular pump housing Cast Iron
EN-GJL-250 (ACS and WRAS ap-
proved coating)
1
+ Hydraulics 1.4307 (AISI 304)
4 = Monobloc Pump housing cast iron
EN-GJL-250 (ACS and WRAS ap-
proved coating)
+ Hydraulics 1.4307
(AISI 304)
5 = Monobloc Pump housing cast iron
EN-GJL-250
(standard coating)
+ Hydraulics 1.4307
(AISI 304)
Pipe connection
16 = PN16
16
25 = PN25
30 = PN40
Seal type code
E E = EPDM
V = FKM Viton
K = Cartridge seal, versions without "K"
are equipped with simple mechanical
seal
KS
S = Lantern orientation align with
suction pipe
X = X-Care version
400 Motor electrical
460 voltage (V)
50
Motor frequency (Hz)
60
xxxx Options code (if any)
WILO SE 06/2021