JYJ202出口H級環(huán)氧樹脂管
簡要描述：JYJ202出口H級環(huán)氧樹脂管表面應平整，不允許有起層、氣泡，但允許有不超過壁厚允許偏差的輕微皺折和加工修整痕跡。內壁允許有輕微皺折。兩端應切割整齊。
產(chǎn)品型號：
所屬分類：絕緣管
更新時間：2017-05-06
詳細說明：
JYJ202出口H級環(huán)氧樹脂管
| No. | IEC 61212
Properties 性能參數(shù) | | Units單位 | JYJ201 | JYJ202 | | | | | | Standard標準 | Typical樣品 | Standard標準 | Typical樣品 | | 1 | Water absorption吸水性 ( 2mm) | | mg | ≤ 20 | 15 | ≤ 20 | 13 | | 2 | Flexuralstrength,抗彎強度Perpendicular to laminations 垂直層向( lengthwise縱向) | 室溫下
At rom temp. |
MPa |
≥ 340 | 355 |
≥ 340 | 355 | | | | 155°C ±2 °C | | ≥ 170 | 280 | ─ | 280 |
3 | Impact strength, 抗沖擊強度
parallel to laminations平行層向, Charpy, notch，出現(xiàn)缺口 | kJ/m² | ≥ 33 | 42 | 42 | 42 |
4 | Electric strength,電氣強度
perpendicular to laminations ( 3mm ) 垂直層向in transformer oil at 在90°C ± 2°C變壓器油中 |
kV/mm |
≥ 11.8 | 13 | ≥ 11.8 | 14 |
5 | Dielectric breakdown voltage,擊穿電壓
parallel to laminations平行層向 ( 25 mm )
in transformer oil at在90 °C ±2°C變壓器油中 |
kV | ≥ 35 | 48 | ≥ 35 | 60 |
6 | Dielectric dissipation factor介質損耗因數(shù) 48 – 62 Hz [ tgδ ] | ─ | ≤ 0.04 | 0.03 | ≤ 0.04 | 0.03 |
7 | Dielectric constant [εr ] 介質常數(shù)
( Dielectric Permittivity ) |
─ |
≤ 5.5 | 4.9 | ≤ 5.5 | 4.9 | | 8 | Insulator resistivity after immersion浸水絕緣電阻 | GΩ | ≤5.0*10² | 6*10³ | ≤5.0*10² | 6*10³ | | 9 | Comparative tracking index相比電痕化指數(shù) | ─ | ≥ 600 | ≥ 600 | ─ | ≥ 600 | | 10 | Flammability 可燃性 | ─ | ─ | ─ | ─ | ─ | | 11 | Temperature Index 耐熱性 | °C | ≥ 155 | 200 | ≥ |
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