YUEQING VSELE ELECTRIC CO.,LTD.
YUEQING VSELE ELECTRIC CO.,LTD.
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Major performance indexes of MPG series thermal shrinkable busbar protective bushing
●Hardness (Shore A): ＜80
●Density(kg/㎥): 1.15×10³
●Water absorption(%): ＜0.5
●Full shrinking temperature(℃): 130±5
●Radial shrinking ratio(%): ＞50
●Axial shrinking ratio(%): ＜5.0
●Tensile strength(Mpa): ＞12.0
●Elongation at break(%): ＞400
●Breakdown strength(kV/mm): ≥25
●Volume resistivity(Ω.cm): ＞1×10
●Oxygen index : ≥30
●Eccentricity(%): ＜30
Comparison between earth and phase distance before and after the use of MPG series
| System voltage (kV) |
Ordinary insulation distance (mm) |
Insulation distance after using MPG10 series |
Insulation distance after using MPG35 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.