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  » Products » Valiadis Motors » K Series Cast Iron Motors » Technical Characteristics
K Series Cast Iron Motors
Technical Characteristics

IEC 80-560

Up to 3kW (4HP) : 380-420 / 220-240 V Y/Δ 50Hz
From 4kW (5.5HP) : 660-725 / 380-420 V Y/Δ 50Hz


  • Pumps
  • Blowers
  • Conveyor
  • Textiles
  • Compressors
  • Marine duty
  • Gears

Standard features

  • Heavy duty design cast iron housing motor (feet integral with the casing)
  • IP55 protection degree
  • Insulation class F, temperature rise 80°C
  • Standard PTC protection in the winding (1 per phase series connected)
  • Standard oil seals in both DE and NDE sides
  • Top mounted terminal box (with the possibility of rotation by 180°)
  • SKF or NSK bearings
  • Regreasable bearings from frame size 160 and above
  • RAL 5010, blue color

Optional features

  • Special voltages and frequency
  • Class H insulation
  • Brake up to frame 225
  • Forced cooling for constant torque operation through frequency inverter
  • IP56/IP65 protection
  • Right or Left-hand side terminal box
  • PT100 in the winding and bearings
  • Frame reduced motors (non-IEC)
  • Drip cover (canopy) for shaft down applications
  • Anticondensation heaters
  • Encoder
  • Insulated bearing
  • Roller bearings on drive end
  • Double shaft
  • Epoxy raisin encapsulated terminal box
  • Epoxy raisin encapsulated winding
  • Silicon encapsulated terminal box
  • Cable execution (with terminal box or directly connected)
  • Additional terminal box


Athens, Greece: 18, Gr. Lambraki Str., 141 23 Likovrisi. Tel: +302102817217. Fax: +302102814277. valiadis@valiadis.gr