標(biāo)準(zhǔn)號(hào)：BS 7822-2-1-1999
中文標(biāo)準(zhǔn)名稱：低壓系統(tǒng)內(nèi)部設(shè)備的絕緣配合.應(yīng)用指南.尺寸確定程序工作單和尺寸確定實(shí)例
英文標(biāo)準(zhǔn)名稱：Insulation coordination for equipment within low-voltage systems - Application guide - Dimensioning procedure worksheets and dimensioning examples
標(biāo)準(zhǔn)類型：K30
發(fā)布日期：1999/2/15 12:00:00
實(shí)施日期：1999/2/15 12:00:00
中國標(biāo)準(zhǔn)分類號(hào)：K30
國際標(biāo)準(zhǔn)分類號(hào)：29.080.01;29.080.30
適用范圍：This technical report is intended as a guide for technical committees specifying dimensioning requirements for products in accordance with IEC 60664-1. The significant items for consideration are as follows: a) nominal system voltage(s) or rated insulation voltage(s); b) overvoltage category of the products; c) pollution degree. A diagram for dimensioning of clearances and creepage distances for low-voltage equipment (up to 2 000 m) is shown in figure 1. All references given below are to IEC 60664-1.