accessories
Speed controllers - Frequency converters - Transformers

Speed control units

Various versions

walpol_Produkt_wpo
Type WPO

Potentiometer speed control unit - stepless

  • stepless
  • 10kOhm potentiometer
  • Protection class IP 44
  • Surface or flush mounting
walpol_Produkt_wpo5
Type WPO-5

Potentiometer speed control unit - 5-stage

  • 5 – step speed controller
  • individual steps of the 5 steps adjustable on circuit board
  • 10kOhm potentiometer
  • Protection class IP55
  • Surface mounting
  • With indicator light
walpol_Produkt_steuer3aw
Type AW

Transformer - 5-stage - for 230V - from 3.0A to 14.0A

  • 5-stage, plastic housing
  • 230 V / 1 ph / 50-60 Hz
  • Protection class IP 54 / Iso Cl. B
  • Indicator light present
  • Additional contact: 230V max 2.A
walpol_Produkt_ad
Type AD

Transformer - 5-stage for 400V - for 5.0A, 8.0A and 10.0A

  • 5-level
  • 400 V / 3 ph / 50-60 Hz
  • Protection class IP 43 / Iso Cl. B
  • With indicator light
  • Additional contact: 230V max 2.A
walpol_Produkt_fu
Type FU

Frequency converter - with external potentiometer (set) - 380V - 4,0A and 10,0A

  • Frequency converter IP 54 – very energy-saving
  • incl. external potentiometer
  • integrated all-pole effective sine filter
  • shielded motor cables not required
  • no limitation of the line length
  • Silent operation without electromagnetic interference noise
  • easy commissioning – preset operating modes
  • Contact for external release
  • potential-free fault signal contact
  • Motor protection by connection of thermal contact “TK” or PTC thermistor “PTC”.
  • Interference emission according to EN 61000-6-3
  • Noise immunity according to EN 61000-6-2
  • trouble-free parallel operation of motors
  • No danger to motors from bearing currents and voltage peaks
  • Can be retrofitted to systems with existing line network (unshielded lines)
walpol_Produkt_dse
Type DSE

Electronic speed controller for 230V - for 1.0A and 2.0A

  • including full motor protection relay
  • Protection class IP 54 / 55
  • Surface or flush mounting
walpol_Produkt_fe230
Type FE 230

Electronic speed controller for 230V - for 4,5A

  • 5 – step speed controller
  • individual levels of the 5 levels on
    Board adjustable
  • 10kOhm potentiometer
  • Protection class IP55
  • Surface mounting
  • With indicator light
walpol_Produkt_aus
Type RW

Revision/repair switch - max 16.0A

  • for single-phase and three-phase motors
  • 5-pole
  • Protection class IP 55
  • max. 16 Amp.
  • Can be locked in “Off” position with padlock (not included in delivery)
oUR NEW GENERAL CATALOG 2023