Insulating tapes for bus bars – typu RTBB

Insulating tapes for bus bars – typu RTBB

Application: They are very flexible and easy to install. They are designed for bus bar insulation in all the places the tube could not be installed.
Guarantee a good electrical and percussive insulation of bus bars up to 24kV.
Easy to remove for review or maintenance.

  • Operating temperature: -55 up to +105°C
  • The minimum shrink temperature: +110°C
  • Standard color: red
  • UV resistant
  • Produced from radiation crosslinked polyethylene

Tube type

Index

Dimensions [mm]

Packing

Standard lengt

Width

Thickness after recovery

[pcs.]

[m]

RTBB-1

TTHS0025051

25

1,0 + 0,1

1

5

RTBB-2

TTHS0050051

50

1,0 + 0,150

1

5

 

Properties

Test method

Tubes RTBB

Tensile strength

ASTM D 638

minimum 13 MPa

Tensile strength after ageing (+120°C,168 h)

ASTM D 2671

minimum 10 MPa

Longitudinal change after recovery

ASTM D 638

550%

Elongation at rupture after ageing (+120°C,168 h)

ASTM D 2671

minimum 450%

Dielectric strength

IEC 243

minimum 20kV/mm

Dielectric constant

IEC 250

maksimum 3,0

Volume resistivity

IEC 93

minimum 1013Ωcm

Flammability

ASTM D 2671

self-extinguishing after 60 s

Infuence on copper (+120°C, 168 h)

ASTM D 2671

doesn’t corrod

Water absorption (+23°C, 14 dni)

ISO 62

minimum 0,5%

Shrink ratio

 

30%