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1¡¢ ¶î¶¨µçѹRated Voltage
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Rated Voltage of cable U0/U(Um)£º£º0.6/1(1.2)kV
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Rated A.C. Voltage between conductor and ground/metal screen;
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Rated A.C. Voltage between conductors
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The maximum system voltage which the equipments can be beared
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The rated voltage of cable shall be applicable to system operation condition where the cable lain in. According to cable selecting, the system will be described as 3 types as follow:
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System category A ¡ªWhen any phase of cable conductor is contacting with earth conductor, the cable will be isolated with the system.
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System category B¡ªThe system is allowed to run for 8 hours, when the single-phase earth fault is existing. And the total earth-fault time of 1 year won't be above 125 hours.
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System categoryC ¡ªThey are including all systems besides A and B.
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When the system earth fault can't be removed automatically, the life of cable will be shortened in some degree because of the over-high electric stess beared by cable insulation.
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The recommended figure of U0 see the book 1, which are suitalbe for the three systems.
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- ZC-ERF-26/35kVÌØÖÖµçÀÂ
- CKJ96/SC CJPF96/SCµçÀÂ
- DKPXY-CABLEÒƶ¯³¬ÈáÄ͸ßÎÂÆÁ±ÎÍÏÁ´µçÀÂ
- CY(TR)-TP-0B-1*2*0.5ÌØÖÖµçÀÂ
- TROFLEX/YVFB-0.6/1KV±âµçÀÂÑз¢
- UGEFPT 3.3/6KV 3X95+3X50/3µçÀÂ
- YGC-0.6/1KV-5*6µçÀÂÑз¢
- YCT-J 4*2.5µçÀÂ
- FS-RYYS-2*4µçÀÂÑз¢
- KXH-GBA 2*0.8µçÀÂÑз¢