HD-7 Series 10kV & 35kV Thermal Shrinkable Busbar Protective Bushing
Major performance indexes of MPG series thermal shrinkable busbar protective bushing
|
Item |
Index |
|
Hardness (Shore A ) |
＜80 |
|
Density (kg/m3) |
1.15x103 |
|
Water-absorbing rate (%) |
＜0.5 |
|
Full shrinking temperature (℃) |
130±5 |
|
Radial shrinking ratio (%) |
＞50 |
|
Axial shrinking ratio (%) |
＜10 |
|
Tensile strength(Mpa) |
＞12 |
|
Crack elongation (%) |
＞400 |
|
Breakdown strength (kV/mm) |
≥25 |
|
Volume resistivity(Ω.cm) |
＞1x1014 |
|
Cxygen index |
≥30 |
|
Eccentricity (%) |
30 |
Comparison between earth and phase distance before and after the use of MPG series
|
System voltage |
Ordinary insulation |
Insulation distance after using PG10 series |
Insulation distance after using PG10 series |
||
|
To the earth (mm) |
Between phase (mm) |
To the earth (mm) |
Between phase (mm) |
||
|
10 |
120 |
80 |
70 |
50 |
40 |
|
22 |
220 |
160 |
120 |
105 |
75 |
|
35 |
320 |
- |
- |
200 |
150 |
Note：Information in the above table is for reference only. The actual data may vary due to the power distribution system and environment.
Application of 10kV MPG
|
Specification |
Applicable busbar |
Dimension before shrinking(mm) |
Dimension after shrinking (mm) |
||
|
Internal diameter |
Wall thickness |
Internal diameter |
Wall thickness |
||
|
10kV MPG15 |
10～15 |
15±1 |
0.8±0.2 |
6 |
1.6±0.2 |
|
10kV MPG20 |
12～18 |
20±1 |
0.8±0.2 |
8 |
1.6±0.2 |
|
10kV MPG25 |
20～30 |
25±1 |
1.0±0.2 |
10 |
2.0±0.2 |
|
10kV MPG30 |
30～40 |
30±1 |
1.0±0.2 |
13 |
2.0±0.2 |
|
10kV MPG40 |
40～50 |
40±1 |
1.0±0.2 |
15 |
2.2±0.2 |
|
10kV MPG50 |
50～60 |
50±2 |
1.2±0.2 |
20 |
2.2±0.2 |
|
10kV MPG60/65 |
60～70 |
65±2 |
1.2±0.2 |
24 |
2.5±0.2 |
|
10kV MPG80 |
80～100 |
80±3 |
1.2±0.3 |
32 |
2.5±0.2 |
|
10kV MPG100 |
100～120 |
100±4 |
1.2±0.3 |
40 |
2.5±0.2 |
|
10kV MPG120 |
150 |
120±4 |
1.2±0.3 |
48 |
2.7±0.3 |
|
10kV MPG150 |
200 |
150±4 |
1.2±0.3 |
60 |
2.7±0.3 |
|
10kV MPG180 |
max |
180±5 |
1.2±0.3 |
70 |
2.7±0.3 |
|
10kV MPG210 |
max |
210±5 |
1.2±0.3 |
80 |
2.7±0.3 |
Application of 35kV MPG
|
Specification |
Applicable busbar |
Dimension before shrinking(mm) |
Dimension after shrinking (mm) |
||
|
Internal diameter |
Wall thickness |
Internal diameter |
Wall thickness |
||
|
35kV MPG30 |
30～40 |
30±2 |
2.0±0.3 |
13 |
3.5±0.3 |
|
35kV MPG40 |
40～50 |
40±2 |
2.0±0.3 |
15 |
3.5±0.3 |
|
35kV MPG50 |
50～60 |
50±2 |
2.0±0.3 |
20 |
4.0±0.3 |
|
35kV MPG60/65 |
60～70 |
65±2 |
2.0±0.3 |
24 |
4.0±0.3 |
|
35kV MPG80 |
80～100 |
80±3 |
2.2±0.3 |
32 |
4.0±0.3 |
|
35kV MPG100 |
100～120 |
100±4 |
2.5±0.3 |
40 |
4.0±0.3 |
|
35kV MPG120 |
150 |
120±4 |
2.5±0.3 |
48 |
4.5±0.3 |
|
35kV MPG150 |
200 |
150±4 |
2.5±0.3 |
60 |
4.5±0.3 |
|
35kV MPG180 |
max |
180±5 |
2.5±0.3 |
70 |
4.5±0.3 |
|
35kV MPG210 |
max |
210±5 |
2.5±0.3 |
80 |
4.5±0.3 |
Welcome to our website! Please send your words at any time in the following form and ask us, we will contact you and provide you with the corresponding service in 24 hours. Please write in English.
HD HBLQ 12kV-630A European Separable Rear Arrester
15/45(50) European style separable rear arrester provide a reliable protective med um voltage network.using the semi-conductive shield to make sure the person is safe and the equipment can work well,also they have the high quantity to make sure they can work in the Circumstances.The 15/45(50) European rear inserting arrester can be use together with the T back connector.
Learn More
HD MX 12kV-630A/1250A European Separable Bus Bar
The European separable bus bar assembled with 630Acrossing connector and bus-bar connector mounting to the switch socket can provide series connection among multiple loaded switch gears. A superior selection t0o combined ring main unit. The length of bus-bar for Europe style/American-style crossing connector and bus-bar connector can be decided by customers
Learn More