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
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. |
|
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