Wilo Helix V 2 Notice De Montage Et De Mise En Service page 15

instructions for shutting down the product/unit
be complied with.
Immediately on conclusion of the work, all safety
and protective devices must be put back in posi-
tion and/or recommissioned.
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.
5. Technical data
5.1 Pump designation
Example: Helix V1605­1/16/E/KS/400­50xxxx
Helix V(F)
Vertical high-pressure multistage centrifugal pump in in-line design
Helix FIRST V(F) (F) = VdS certified pump version
16 Nominal volume flow in m³/h
05
Number of impellers
Pump material code
1 = Pump housing stainless steel 1.4301 (AISI 304) + hydraulics 1.4307 (AISI 304)
1
2 = Pump housing stainless steel 1.4404 (AISI 316L) + hydraulics 1.4404 (AISI 316L)
5 = Pump housing cast Iron EN-GJL-250 (standard coating) + hydraulics 1.4307 (AISI 304)
Pipe connection
16
16 = oval flanges PN16 - 25 = round flanges PN25 - 30 = round flanges PN40
Seal type code
E
E = EPDM
V = FKM
K = Cartridge seal, versions without "K" are equipped with simple mechanical seal
KS
S = Lantern orientation align with suction pipe
X = X-Care version
1
1 = Single-phase motor - None = Triphase motor
With motor
400 ­ 460
Motor electrical voltage (V)
50 ­ 60 Motor frequency (Hz)
xxxx
Options code (if any)
Installation and operating instructions - Wilo-Helix V/FIRST 2-4-6-10-16
CAUTION! Outside influences may cause dam-
ages. 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 pressure boosting,
- industrial circulation systems,
- process fluids,
- cooling-water circuits,
- fire-fighting and washing stations,
- irrigation systems, etc.
Bare­shaft pump (without motor)
50 ­ 60
Motor frequency (Hz)
or
­38FF265 Ø motor shaft – lantern size
English
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