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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

Scope of delivery

  • Pump
  • Connection cable (2 m) with plug
  • Pressure switch
  • Pressure gauge
  • Diaphragm pressure vessel (19/50 l)
  • Pressure hose with steel casing and screwed connection
  • Installation and operating instructions

Accessories

  • Suction hose set
  • Float switch
Documents

Installation and operating instructions

Wilo-Initial JET System

Article Number 4168384
Edition 2023-04
Number of pages 16
Language en
PDF (590 KB)

Certification booklet

Wilo-Initial-Jet

Article Number 4251852
Edition 2021-09
Number of pages 12
Language ar, az, ba, bg, cs, da, de, el, en, es, et, fi, fr, ga, hr, hu, it, ko, lt, lv, mk, nl, no, pl, pt, ro, ru, sk, sl, sq, sr, sv, tr, uk, zh
PDF (3 MB)
Product selection
Product descriptionMains connectionRated power P2Gross volume of the tank VGross weight, approx. mArticle number
Initial JET System 3-4-19
1~230 V, 50 Hz
0.6 kW
19 l
16.7 kg
4185608
Initial JET System 4-4-50
1~230 V, 50 Hz
0.75 kW
50 l
33 kg
4168024