User Manual

Technical data en
Installation and operating instructions Wilo-Helix V, FIRST V, 2.0-VE 2-4-6-10-16 13
Frequency See pump rating plate
Electrical voltage
Capacitor value (μF) in single-phase
version
Other data
Humidity < 90% without condensation
Altitude < 1000 m (> 1000m on request)
Maximum suction head According to pump’s NPSH
Sound pressure level dB(A) 0/+3 dB(A)
Power (kW)
0.37 0.55 0.75 1.1 1.5 2.2 3 4 5.5 7.5 11 15 18.5 22 30 37 45
50H
z
56 57 57 58 58 62 64 68 69 69 71 71 74 74 76 76 76
60H
z
60 61 61 63 63 67 71 72 74 74 78 78 81 81 84 84 84
5.3 Scope of delivery
Complete unit
ƒ Multistage pump
ƒ Installation and operating instructions
ƒ Counter flanges with the corresponding screws, nuts and gaskets for PN16 config-
uration with oval flanges
ƒ Installation and operating instructions for drive
5.4 Accessories
Original accessories are available for HELIX range:
Designation Article n°
2x oval counterflanges, stainless steel 1.4301
(screwing)
PN16 – 1” 4016168
2x round counterflanges in stainless steel 1.4404
(screwing)
PN40 – DN25 4016165
2x round counterflanges in steel (welding) PN40 – DN25 4016162
2x oval counterflanges in stainless steel 1.4301
(screwing)
PN16 – 1” 1/4 4016169
2x round counterflanges in stainless steel 1.4404
(screwing)
PN40 – DN32 4016166
2x round counterflanges in steel (welding) PN40 – DN32 4016163
2x oval counterflanges in stainless steel 1.4301
(screwing)
PN16 – 1”
1/2
4016170
2x round counterflanges in stainless steel 1.4404
(screwing)
PN40 – DN40 4016167
2x round counterflanges in steel (welding) PN40 – DN40 4016164
2x oval counterflanges in stainless steel 1.4301
(screwing)
PN16 – 2” 4055063
2x round counterflanges in stainless steel 1.4404
(screwing)
PN40 – DN50 4038589
2x round counterflanges in steel (welding) PN40 – DN50 4038588
Bypass kit 25 bar 4146786
Bypass kit (with pressure gauge 25 bar) 4146788
Baseplate with dampers for pumps up to 5.5 kW 4157154
The use of new accessories is recommended.
Please contact your Wilo sales office for full accessories list.