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Wilo-Initial Jet System | Wilo
Your advantages
Wilo-Initial Jet System

Your advantages

  • Automatic switching on and off, 2 tank sizes
  • Reduction of switch-on frequency and avoidance of fluid hammers
Series description
Wilo-Initial Jet System

Design

Self-priming water-supply unit

Application

  • Water supply
  • Sprinkling
  • Irrigation and spraying
  • Pumping water from wells and out of tanks lying at greater depths

Equipment/function

  • Directly flanged motor
  • Pressure switch
  • Diaphragm pressure vessel
  • Single-phase motor
  • Connection cable with plug
  • Thermal motor protection switch

Typekey

Example:

Initial Jet System 3-4-22

Initial

Wilo Initial Line

JET

Standard

System

With diaphragm pressure vessel and pressure switch

3

Rated flow rate Q in m³/h

-4

Index for pump pressure

-22

Tank size

Technical data

  • Mains connection 1~230 V, 50 Hz
  • Negative suction head max. 7 m
  • Inlet pressure max. 2 bar
  • Start-up pressure 1.5 bar
  • Variable switch-off pressure
  • Fluid temperature +5 °C to +35 °C
  • Max. operating pressure 6 bar
  • Protection class IPX4
  • Connection on pressure side Rp 1
  • Suction-side connection G 1

Materials

  • EN-GJL 200 grey cast iron pump housing
  • Impeller made of 1.4301 stainless steel (AISI 304); apart from Jet 3-4: Noryl
  • Shaft made of C10 / AISI 304 stainless steel
  • Mechanical seal made of ceramic/carbon + NBR + AISI 304
  • Diffuser/injector made of Noryl
  • Seals made of NBR
  • Tank made of steel FE P04
  • CW617N brass pressure switch

Delivery state

  • Pump
  • Connection cable (2 m) with plug
  • Pressure switch
  • Pressure gauge
  • Diaphragm pressure vessel (20/50 l)
  • Pressure hose with steel casing and screwed connection
  • Installation and operating instructions
Downloads

Installation and operating instructions

Wilo-Wilo-Initial Jet System

Article Number 4168384
Edition 2019-04
Page format 209.9 x 297.0 mm
Number of pages 68
PDF (3 MB)

General overview (Documents)

General overview 2021 International version

Edition 2020
Page format 209.9 x 297.0 mm
Number of pages 74
PDF (10 MB)

Certification booklet

Wilo-Initial-Jet

Article Number 4251852
Edition 2021-09
Page format 209.9 x 297.0 mm
Number of pages 12
PDF (3 MB)

Certificate REACH (Documents)

REACH regulation

Edition 2021-10
Page format 209.9 x 297.0 mm
Number of pages 2
PDF (162 KB)
Product list
Product descriptionMains connectionRated power P2Gross volume of the tank VGross weight, approx. mArticle number
Initial JET System 4-4-50
1~230 V, 50 Hz
0.75 kW
50 l
33 kg
4168024
Initial JET System 3-4-22
1~230 V, 50 Hz
0.6 kW
22 l
16.7 kg
4185608