AS/NZS 3000:2018
Table 8.1, معاملات B4.5
Maximum earth fault loop impedance multipliers by MCB curve
The loop impedance and cable size tools read the highest loop impedance a circuit may have for its device curve and rating. The measured or calculated Zs is compared with it.
تم التحقق: مقروء مقابل المعيار المطبوع، الصفحات 427, 449. تم التحقق في 27 Sept 2026.
الوحدات: Multiplier ×In
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3 صفوف
| Curve | Multiplier (×In) |
|---|---|
| B | 4 |
| C | 7.5 |
| D | 12.5 |
الأدوات التي تقرؤها (6)
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