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CTV 254 Glass Isolator U70b
| Video |
| Tekening |
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| Parameter tabel | |||||
| Type | Ball en socket type | Tongue-ball | |||
| IEC-standert | U70BS | U70BL | U70C | ||
| Fabriek-standert | PS70I | ||||
| Standert koppeling, d | mm | 16A | 16A | 16A | 16C |
| Mechanyske falende lading | kN | 70 | 70 | 70 | 70 |
| Mechanyske routine test | kN | 56 | 56 | 56 | 56 |
| Diameter fan it isolearjende diel, D | mm | 255 | 255 | 255 | 255 |
| Nominale ôfstân, H | mm | 127 | 146 | 146 | 146 |
| Nominale krûpôfstân | mm | 320 | 320 | 407 | 320 |
| Power frekwinsje puncture voltage | kV | 130 | 130 | 130 | 130 |
| macht frekwinsje wjerstean spanning - droech | kV | 70 | 70 | 72 | 70 |
| macht frekwinsje wjerstean spanning - wiet | kV | 40 | 40 | 42 | 40 |
| Impuls puncture voltage | PU | 2.8 | 2.8 | 2.8 | 2.8 |
| Radio ynfloed spanning 10kV 1MHz | μv | 50 | 50 | 50 | 50 |
| Corona fisuele test | kV | 18/22 | 18/22 | 18/22 | 18/22 |
| Power frekwinsje elektryske arc spanning | de | 0,12 s/20 kA | 0,12 s/20 kA | 0,12 s/20 kA | 0,12 s/20 kA |
| Gewicht | kg | 3.5 | 3.6 | 4.3 | 3.8 |