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DENSONS HEAT SHRINKABLE MEDIUM VOLTAGE INSULATION TAPE
Anti-Track adhesive coated Heat Shrink Tape specially designed for insulation & protecting medium voltage bus bar upto 36 kV

Features
Reduces bus bar clearance requirements
Protects against accidental flashover
Halogen free
Shrink Temperature : 120o  C
Anti-track
Continuous operation temperature: -25o  C to 130o  C
DENSONS HEAT SHRINKABLE MEDIUM VOLTAGE INSULATION TAPE
 
 

Dimensions
Availabale in width of 25 mm & 50 mm
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Technical Data

Properties Requirements Testing Method
Physical
Tensile Strength 8 N/mm2 (min.) ASTM D 412, ISO 37
Ultimate Elongation 200% (min.) ASTM D 412, ISO 37
Volume Resistivity 1 x 1012 ohms.cm.(min.) ASTM D 257
Low Temperature Flexibility
(4 hrs at - 20o  C) No cracking ASTM D 2671
Flammability Self Extinguishing ASTM D 2671
Heat Ageing (7 days at 175o  C)
Tensile Strength 7 N/mm2 (min.) ASTM D 2671
Elongation 200% (min)
 ASTM D 2671
Heat Shock No cracking or flowing ASTM D 2671
Electrical
Dielectric Strength 500 V/mil (20 kV/mm) ASTM D 149
Dielectric Constant 3.4 ASTM D 150
Tracking Resistance Non-Trackig ASTM D 2303
Corrosion No corrosion ASTM D 2671
Water Absorption 0.5% (max.) ASTM D 570
Adhesive
Adhesive Softening Point 100o C ASTM D28
Low Temperature Flexibility -25o  C ESI0913
Tracking Resistance Non-Tracking ASTM D2303

Medium Voltage Bus Bar Tape

For Service upto 36 kV over bolted Bus Bar

ORDERING
REF. Number

ROLL WIDTH (min.)

BACKING THICKNESS RECOVERED (Nom)

ROLL LENGTH
X
mm

mm

 m
DHSIT - 1
25.0
1.00
  
5
DHSIT - 2
50.0
1.00
  
5

Installation Instruction
A 2/3 overlap is recommended
One  layer application required up to 17 kV
Two  layer application required up to 25 kV
Three  layer application required up to 36 kV

Clearance with Insulation

For Service upto 36 kV over bolted Bus Bar

SYSTEM VOLTAGE

BIL
kV

p to p
(mm)

p to g
(mm)
15 kV

95
64
74
17 kV
110
86
106
25 kV
125
114
152
36 kV
175
200
285
P to p : phase to Phase orientation Spacing based on metal to metal.
p to g : Phase to ground orientation dimensions prior to insulation.
Space based on insulation wall thickness per application range of above tables.
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