Technical data

Informacje podstawowe

Coil heating elements may be arranged in any shape where heat supply is needed from all sides. A broad range of applications requires a variable structure of the heating element. We offer circular, square or rectangular-section coil elements, power supplied from one or two ends.

Zwojowy 1

Application
  • hot channel nozzles
  • metal moulds
  • semi-conductor and precision industry
  • heating rods
  • medical instruments
  • lab and research equipment
  • catering and food warming equipment
  • lamination equipment and printing presses
  • textile industry
  • air heating
  • heating in vacuum
  • Zwojowy 2 Zwojowy 3

    Zwojowy 4 Zwojowy 5 Zwojowy 6

    Technical data

    ø1.8 ø3.7 □3.3x3.3 □ 4.5x2.5
    Maximum voltage 230V~ 230V~ 230V~ 230V~
    Maximum current 5A 5A 5A 5A
    Max. continuous work temperature 650°C 650°C 650°C 650°C
    Maximum length 2300 mm 3000 mm 2000 mm 2000 mm
    Minimum bend radius 5 mm 8 mm 7 mm 5 mm
    Unheated length (def) 200 mm 150 mm 100 mm 65 mm
    Bush dimension ø4x20 mm ø6.5x40 mm ø6.5x40 mm ø6.5x40 mm
    □ 5.5x3.9 ø 4.0 □ 3.2x3.2 ø 3.0 □ 2.5x4.0 □ 2.2x4.3 □ 1.8x3.2 ø 1.8 □ 1.4x2.3 ø 1.3
    Maximum voltage 400V~
    Maximum current 12A 6A 6A 6A 6A 6A 6A 4A 2.5A 3A
    >Max. continuous work temperature 750°C
    Maximum length 3000 mm 3000 mm 2000 mm 2000 mm 2000 mm 2000 mm 2000 mm 1500 mm 1200 mm 1200 mm
    Minimum bend radius 5 mm 4 mm 4 mm 3.5 mm 4 mm 4 mm 4 mm 3 mm 3.5 mm 3.5 mm
    Unheated length (def) 30÷100 mm
    Bush dimension ø10x40 mm ø7x25 mm ø7x25 mm ø7x25 mm ø7x25 mm ø7x25 mm ø7x25 mm ø7x25 mm ø7x25 mm ø5x35 mm

    Manufacture options:

    • internal thermocouple insulated from the sheath, allowing working temperature control
    • wire sheathing as silicone/fibreglass sleeve, steel braid or stripwound hose
    • special clamp for axial tightening

    Zwojowy 7 Zwojowy 8

    Zwojowy 9 Zwojowy 10 Zwojowy 11

     

    Exit types:

    • tagential

      Zwojowy gięcie T1

      Zwojowy gięcie T2

    • radial

      Zwojowy gięcie R

    • axial

      Zwojowy gięcie A

    • radial and axial together

      Zwojowy gięcie RT

    Photovoltaics

    SELFA PV - moduy fotowoltaiczne

    Tenders

    inwest

    Recommended

    Safety temperature limiter (1-pole) STB 89.11 TSST-129 »

    Get our catalogue

    SELFA GE - katalog PDF polski (12 MB)   SELFA GE - english catalogue PDF (20 MB)