Manufactured from cross linked polyolefin.
Used to offer insulation protection for busbar in switchgear and substation.
Protects against short circuit and electrical leakage caused by small animals.
Reduces busbar clearance requirements.
RoHS compliant.
Shrink temperature:start at 70ºC,and fully recovered at 130ºC.
Color:yellow,red,green,blue,black
35kv Series
Spec. |
As Supplied/mm |
After Recovered/mm |
Standard |
Application /mm |
Length |
ID |
Wall |
ID |
Wall |
/mm(±5) |
Width of |
Diameter |
(Min) |
Thickness |
(Max) |
Thickness |
|
Rectangular |
of Circular |
|
(±20%) |
|
(±10%) |
|
Busbar |
Busbar |
20 |
20 |
2.4 |
10 |
4.5 |
1000 |
20 |
15 |
25 |
25 |
2 |
10 |
4.5 |
1000 |
20 |
15 |
30 |
30 |
2.4 |
14 |
4.5 |
1000 |
30 |
20 |
40 |
40 |
2.2 |
17 |
4.5 |
1000 |
40 |
30 |
50 |
50 |
2.2 |
21 |
4.8 |
1000 |
50 |
35 |
65 |
65 |
2.2 |
27 |
5 |
1000 |
65 |
45 |
75 |
75 |
2.2 |
31 |
5 |
1000 |
75 |
50 |
85 |
85 |
2 |
32 |
5 |
1000 |
85 |
55 |
100 |
100 |
2 |
38 |
5 |
1000 |
100 |
75 |
120 |
120 |
2.1 |
50 |
5 |
1000 |
120 |
85 |
150 |
140 |
2.1 |
59 |
5 |
1000 |
150 |
105 |
180 |
180 |
2.3 |
71 |
5.5 |
1000 |
180 |
125 |
210 |
200 |
2.2 |
88 |
5 |
1000 |
200 |
140 |
230 |
220 |
2 |
88 |
5 |
1000 |
/ |
/ |
Technical Data
Property |
Test Method |
Standard Value |
Heat Shock |
160ºC,4h |
No Crack |
Tensile Strength |
ASTM-D-638 |
≥8MPa |
Elongation at Break |
ASTM-D-638 |
≥300% |
Tensile Strength Variation After Heat Aging(130ºCx168h) |
ASTM-D-5510 |
≤±20% |
Elongation at Break Variation After Heat Aging(130ºCx168h) |
ASTM-D-5510 |
≤±20% |
Flammability(Oxygen Index) |
IEC 4589 |
≥30% |
Hardness(Shore A) |
ISO 868 |
≤90 |
Electrical Property of Heat Shrink Busbar Tube
Item |
Test Method |
Standard Value |
10kV |
35kV |
Volume Resistivity |
IEC 60093 |
≥1x1014Ω·cm |
Dielectric Strength |
IEC 60243 |
≥25kV/mm |
Power Frequency Voltage |
DL/T 1059 |
42kV |
95kV |
Withstanding |
Impulse Voltage |
DL/T 1059 |
75kV |
185kV |