Medium/Heavy Wall Heat Shrink Bus Bar Tubing
- BrandDEEM
- TypeDB-BM/DB-BH
DB-BM/DB-BH is medium and heavy wall heat shrinkable tubing. Made from specially formulated radiation cross-linked halogen free compounds. It can provide high resistance to tracking and arcing. Used to enhance the insulation properties of bus-bar in switch and substation to adapt to application in insulating medium voltage bus bars up to 11kV,24kV,36kV.
Features
The continuous length of supplied products make it more convenient and economical. Material: made from specially formulated radiation cross-linked halogen free compounds.Various
Minimum shrink temperature: 110 °CStandard color: Red.
Packaging: Spools or sticks as standards.
Specials: Printing, special sizes and other special
features available on request.
Technical Data
Dimensions
Property
Test Method
Typical Data
Tensile strength
ASTM D 2671
≥11.8MPa
Tensile strength after aging(136°C/168 hrs.)
ASTM D 2671
≥10MPa
Elongation at break
ASTM D 2671
≥700%
Elongation at break after aging(136°C/168 hrs.)
ASTM D 2671
≥500%
Longitudinal shrinkage
ASTM D 2671
0 to-10%
Heat shock 200°C/4 hrs
ASTM D 2671
No cracking, no dropping
Volume resistance
IEC 93
≥1013Ω.cm
Flammability (oxygen index)
IEC 2863
≥25
Water absorption
ISO 62(23°/14days)
<0.5%
Dielectric strength
IEC 243
≥20KV/mm
*Spools as standards. 1 m. or 1,22 m. sticks, special spool lengths or cut pieces available on request.
Size
As Supplied (mm)
After Recovery(mm)
mm. (D)
Inside Diameter Max.(d)
DB-BM Medium Wall Bus bar Insulation Tubing, for service to 24kV on unbolted bus bar
Φ15/6
15
6
1.6
15
25
10
18
30
Φ30/12
30
12
1.6
22
35
15
25
30
Φ40/16
40
16
1.6
28
45
20
30
30
Φ50/20
50
20
1.6
38
55
25
40
15
Φ75/30
75
30
1.6
45
65
35
50
15
Φ100/40
100
40
1.6
70
110
50
80
15
Φ120/50
120
50
1.6
90
140
60
95
15
Φ150/60
150
60
1.6
105
180
70
120
1.0-1.5m
Φ205/75
205
75
1.6
130
210
85
140
1.0-1.2m
Φ235/75
235
75
1.6
140
260
95
170
1.0-1.2m
DB-BH Heavy Wall Bus bar Insulation Tubing,for service to 36kV on unbolted bus bar
Φ25/10
25
10
2.5
15
25
10
18
1.0-1.5m
Φ40/16
40
16
2.5
28
45
20
30
1.0-1.5m
Φ75/25
75
25
2.5
45
65
35
50
1.0-1.5m
Φ120/40
120
40
2.5
90
140
60
95
1.0-1.5m
Φ150/60
150
60
2.5
105
180
70
120
1.0-1.5m
Φ180/75
180
75
2.5
130
210
85
140
1.0-1.2m
