Accessories

Heat Shrinkable Busbar Insulation Tubing

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Features

  • Made from specially formulated radiation cross- linked compounds.
  • Thus carefully produced product can provide high resistance to tracking and arcing.
  • Used to enhance the insulation properties of bus-bar in switchgear and substation.
  • The continuous length of supplied products makes it to be used more conveniently and economically.
  • Shrink Temperature: 110oC

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Dimension Chart for DBM (Medium wall Bus-bar Tubing)

CODE As Supplied After Recovered App. bus-bar Standard length
ø D1 (max.) ø D2 (max.) T (min.) dim. (mm.) (m/spool)
DBM - 36/10 25 10 2.0 25*3 30
DBM - 30/12 30 12 2.0 35*4 30
DBM - 35/14 35 14 2.0 35*4 30
DBM - 40/16 40 16 2.0 40*5 30
DBM - 50/20 50 20 2.0 50*5 15
DBM - 65/25 65 25 2.0 65*8 15
DBM - 75/30 75 30 2.0 75*8 15
DBM - 100/40 100 40 2.0 100*10 15

Dimension Chart for DBT (Thick wall Bus-bar Tubing)

CODE As Supplied After Recovered App. bus-bar Standard length
ø D1 (max.) ø D2 (max.) T (min.) dim. (mm.) (m/spool)
DBT - 15/6 15 6 3.0 15*3 15
DBT - 25/10 25 10 3.0 25*4 15
DBT - 30/12 30 12 3.0 35*4 15
DBT - 40/16 40 16 3.0 40*5 15
DBT - 50/20 50 20 3.0 50*5 15
DBT - 65/25 65 25 3.0 65*8 15
DBT - 75/30 75 30 3.0 75*8 15
DBT - 85/35 85 35 3.0 85*10 15
DBT - 100/40 100 40 3.0 100*10 15
DBT - 120/50 120 50 3.0 120*12 1000 mm
DBT - 150/60 150 60 3.0 150*15 1000 mm

Technical Data:

Property Typical Data Test Method
Tensile Strength 10 N / mm ASTM D 2671
Longitudinal shrinkage 0 to – 10% ASTM D 2671
Elongation at break 700% ASTM D 2671
Elongation at break after aging > 500% ASTM D 2671 / 120 C, 168 hrs.
Dielectric strength > 20 kV / mm IEC 243
Dielectric constant Max. 3.0 IEC 250
Volume resistance 1013Ω cm. IEC 93
Flammability (Oxygen index) > 25 ASTM 4589
Copper corrosion 120°C, 168 hrs., no corrosion ASTM D 2671
Cold bending -40°C, 4 hrs., no cracking ASTM D 2671
Water absorption < 0.5% ISO 62 / 23 C, 14 days.