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Overhead Stirrers, Heidolph
Mechanical stirrers RZR series – powerful stirring

Technicality Properties

  • The overhead stirrers offer the highest speed of their class
  • With the sealed housing, the overhead stirrers are designed for many years of maintenance-free permanent use in an aggressive environment
  • The overheating protection reliably prevents accidents by overheating – particularly in temporally unlimited permanent use
  • A 2 gear stage design guarantees the highest power over the entire speed range
  • A through-shaft design allows for adjusting of the impeller position to make height adjustment more convenient for you

Technicality Data

  • A 2 gear stage design guarantees the highest power over the entire speed range
  • The speed is adjustable over a large scale from 40 – 2,000 rpm

RZR 2020

  • This model is for standard applications without display
  • Outstanding choices for all medium to high viscosity mixing tasks with a maximum viscosity of 60,000 mPa/s
  • A 2 gear stage design guarantees the highest power over the entire speed range of 40 – 2,000 rpm
  • A maintenance-free sparkless motor ensures 27 W output power and performs stirring torque peaks up to 400 N/cm

RZR 2021

  • Includes all features of the RZR 2020, plus:
  • A bright digital display for accurate speed settings

RZR 2041

  • The model RZR 2041 is an excellent choice for any high viscosity mixing with a maximum viscosity up to 100,000 mPa/s
  • This model features a bright digital display for accurate speed settings
  • A 2 gear stage design guarantees the highest power over the entire speed range of 40 – 2,000 rpm
  • A maintenance-free sparkless motor ensures 27 W output power and performs stirring torque peaks up to 520 N/cm
TypeP rating
W
Speed range
1/min
Torque max.
N/cm
Display
speed
Order No.
(1)RZR 202027I: 40-400
II: 200-2000
400Scale51 41 12020
(2)RZR 202127I: 40-400
II: 200-2000
400Digital51 41 12021
(3)RZR 204137I: 40-400
II: 200-2000
520Digital51 41 12041


Electronic stirrers RZR series – powerful stirring

General Properties

  • The overhead stirrers offer the highest speed of their class
  • The overheating protection reliably prevents accidents by overheating – particularly in temporally unlimited permanent use
  • The overhead stirrers maintain a constant speed over the entire speed range of one gear stage
  • The speed remains constant even with major fluctuations in viscosity
  • Digital display for setting the process parameters and reading of speed and torque during the application
  • The electronic overhead stirrers are designed for a brief temporary overload of max. 200%
  • The desired speed of 30 to 20,000 rpm can be set directly at the panel or via the interface
  • All units are suitable for permanent operation without any restrictions – even with highly viscous substances
  • With the sealed housing, the overhead stirrers are designed for many years of maintenance-free permanent use in an aggressive environment

RZR 2051 control

  • With all advantages mentioned above
  • 1 gear stage stirrers which hold speed constant under changing loads
  • Accepts torque of 40 N/cm in an overload situation and 20 N/cm for continuous operation at speeds from 50 – 2,000 rpm
  • Viscosity range up to 10,000 mPa/s

RZR 2052 control

  • With all advantages mentioned above
  • 1 gear stage stirrers which hold speed constant under changing loads
  • Accepts torque of 180 N/cm in an overload situation and 90 N/cm for continuous operation at speeds from 30 – 1,000 rpm
  • Viscosity range up to 40,000 mPa/s
  • Enhanced bright digital display for torque and speed

RZR 2102 control

  • With all advantages mentioned above
  • 2 gear stage stirrers which hold speed constant under significant load changes such as sticky media like polymers for example
  • Choose between 2 options for gear setting and experience the power of the 100 W output motor which allows for torque of 400 N/cm in an overload situation and 200 N/cm for continuous operation at speeds from 12 – 2,000 rpm
  • Viscosity range up to 10,000 mPa/s

RZR 2102 control Z

  • Includes all features of the RZR 2102 control except for
  • Speed: 4 – 540 rpm
  • Torque: 800 N/cm in an overload situation 700 N/cm at continuous operation
  • An additionally flanged planet gear for extreme viscosities up to 350.000 mPa/s
  • The RZR 2102 control Z does not feature the through-shaft design for impeller adjustment
TypeP rating
W
Speed range
1/min
Torque max.
N/cm
Display
speed
Order No.
(4)RZR 2051 control 5050-2000 40Digital51 41 12051
(5)RZR 2052 control10030-1000180Digital51 41 12052
(6)RZR 2102 control100I: 12-400
II: 60-2000
400Digital51 41 12102
(7)RZR 2102 control Z100I: 4-108
II: 17-540
800Digital51 41 12104


Accessories
ArticleOrder No.
Universal stand S251 41 01200

425 × 420 mm (W × D), Ø stand tube 25 mm, stand tube length 700 mm

Universal stand S2XXL10 41 01220

425 × 420 mm (W × D), Ø stand tube 25 mm, stand tube length 1000 mm

(8)Telescopic stand10 41 02100

425 × 420 mm (W × D), Ø stand tube 32 mm, Height 725 – 1025 mm

(9)Stand clamp51 41 02200

Clamping range 13 to 32 mm

Stirring shaft guard51 41 08000

Plexiglas (PMMA), height adjustable

Collet chuck 10.510 41 90200

Clamping range 0.5 to 10.5 mm



Stirring system VISCO JET®

Worldwide the only impeller capable of completely mixing larger quantities of high-viscosity liquids and gels.

Principle of Functionality:

The unique VISCO JET® Mixing System is the result of the so-called cone-principle. Turbulent flows are created at the taper end by acceleration, displacement and retardation. These flows advance throught the stirred medium and result in the new dynamic mixing motion.

Your Advantage:

  • One system for literally all mixing tasks for low to high viscosity media
  • Patented cone-principle creates even at low speeds a turbulent flow which is unique to the inoJET®
  • Even with high–viscosity media and gels which naturally do not mix by using common impellers you will observe an immediate flow through the entire beaker
  • This technology allows for de-gassing of gels while preventing air intake and foaming
  • Reduce your process times significantly while performing the best mixing result ever
TypeMaterialØ
mm
for container Ø
mm
Wave length
mm
Speed range
1/min
Order No.
VISCO JET® 60 mmV4A 6080-150500200-80051 41 16060
VISCO JET® 80 mmV4A 80115-200500200-70051 41 16080
VISCO JET® 80 mmPOM 80115-200500200-70051 41 16081
(10)VISCO JET® 120 mmV4A120170-300500120-50051 41 16120
VISCO JET® 120 mmPOM120170-300500120-50051 41 16121



POM = Polyoxymethylene

Complete package at a set price

Package RZR 2020
This package includes:

  • Mechanical stirrer RZR 2020
  • PR 30 impeller incl. shaft
  • S2 stand and clamp

Package RZR 2052
This package includes:

  • Electronic stirrer RZR 2052 control
  • PR 30 impeller incl. shaft
  • S2 stand and clamp

Paket RZR 2102 control
This package includes:

  • Electronic stirrer RZR 2102 control
  • VISCO JET® impreller, 80 mm (V4A) incl. shaft
  • S2 stand and clamp
ArticleOrder No.
Package RZR 202051 41 20209
Package RZR 205251 41 20529
Package RZR 2102 control10 41 21029