WMPG Heat Shrink Busbar Tube
Product Description
WMPG
• Description: Heat Shrink Busbar Insulation Tube.
Features:
• 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 70°C, and fully recovered at 125°C
• Color: yellow, red, green, blue, black
| 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
Withstanding |
DL/T 1059 |
42kV |
95kV |
| Impulse Voltage |
DL/T 1059 |
75kV |
185kV |
|
|
10kV WMPG Series
| Spec. |
As Supplied/mm |
After Recovered/mm |
Standard
Length
/mm(±5) |
Application /mm |
|
ID
(Min) |
Wall
Thickness
(±20%) |
ID
(Max) |
Wall
Thickness
(±10%) |
Width of
Rectangular
Busbar |
Diameter
of Circular
Busbar |
| WMPG-20 |
20 |
1.0 |
10 |
2.4 |
1000 |
20 |
15 |
|
WMPG-25 |
25 |
1.0 |
12 |
2.4 |
1000 |
25 |
15 |
|
WMPG-30 |
30 |
1.1 |
14 |
2.4 |
1000 |
30 |
20 |
|
WMPG-40 |
40 |
1.0 |
17 |
2.4 |
1000 |
40 |
30 |
|
WMPG-50 |
50 |
1.1 |
22 |
2.7 |
1000 |
50 |
35 |
|
WMPG-65 |
65 |
1.1 |
28 |
2.7 |
1000 |
65 |
45 |
|
WMPG-75 |
75 |
1.1 |
32 |
2.7 |
1000 |
75 |
50 |
|
WMPG-85 |
85 |
1.1 |
37 |
2.7 |
1000 |
85 |
65 |
|
WMPG-100 |
100 |
1.1 |
43 |
2.7 |
1000 |
100 |
75 |
|
WMPG-120 |
120 |
1.1 |
53 |
2.7 |
1000 |
120 |
85 |
|
WMPG-150 |
140 |
1.1 |
65 |
2.7 |
1000 |
150 |
100 |
|
WMPG-180 |
180 |
1.1 |
75 |
2.7 |
1000 |
180 |
125 |
| WMPG-210 |
200 |
1.1 |
88 |
2.7 |
1000 |
200 |
150 |
|
WMPG-230 |
220 |
1.0 |
88 |
2.7 |
1000 |
/ |
/ |
|
WMPG-250 |
250 |
1.5 |
107 |
3.6 |
1000 |
/ |
/ |
|
WMPG-300 |
290 |
1.3 |
107 |
3.8 |
1000 |
/ |
/ |
|
WMPG-325 |
325 |
1.1 |
107 |
3.8 |
1000 |
/ |
/ |
|
WMPG-350 |
350 |
1.2 |
159 |
2.7 |
1000 |
/ |
/ |
|
WMPG-400 |
400 |
1.2 |
185 |
2.7 |
1000 |
/ |
/ |
| WMPG-500 |
500 |
1.2 |
210 |
3.0 |
1000 |
/ |
/ |
35kV WMPG Series
| Spec. |
As Supplied/mm |
After Recovered/mm |
Standard
Length
/mm(±5) |
Application /mm |
|
ID
(Min) |
Wall
Thickness
(±20%) |
ID
(Max) |
Wall
Thickness
(±10%) |
Width of
Rectangular
Busbar |
Diameter
of Circular
Busbar |
| WMPG-20 |
20 |
2.4 |
10 |
4.5 |
1000 |
20 |
15 |
|
WMPG-25 |
25 |
2.0 |
10 |
4.5 |
1000 |
20 |
15 |
|
WMPG-30 |
30 |
2.4 |
14 |
4.5 |
1000 |
30 |
20 |
|
WMPG-40 |
40 |
2.2 |
17 |
4.5 |
1000 |
40 |
30 |
|
WMPG-50 |
50 |
2.2 |
21 |
4.8 |
1000 |
50 |
35 |
|
WMPG-65 |
65 |
2.2 |
27 |
5.0 |
1000 |
65 |
45 |
|
WMPG-75 |
75 |
2.2 |
31 |
5.0 |
1000 |
75 |
50 |
|
WMPG-85 |
85 |
2.0 |
32 |
5.0 |
1000 |
85 |
55 |
|
WMPG-100 |
100 |
2.0 |
38 |
5.0 |
1000 |
100 |
75 |
|
WMPG-120 |
120 |
2.1 |
50 |
5.0 |
1000 |
120 |
85 |
|
WMPG-150 |
140 |
2.1 |
59 |
5.0 |
1000 |
150 |
105 |
|
WMPG-180 |
180 |
2.3 |
71 |
5.5 |
1000 |
180 |
125 |
| WMPG-210 |
200 |
2.2 |
88 |
5.0 |
1000 |
200 |
140 |
|
WMPG-230 |
220 |
2.0 |
88 |
5.0 |
1000 |
/ |
/ |
|
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