高压支柱瓷绝缘子用于标称电压高于1000V、频率不超过100Hz的交流系统中运行的高压电器或在配电装置中用来绝缘和支持带电导体（母线和触头等）。
High-voltage pillar porcelain insulators are used to insulate and support live conductors (buses and contacts, etc.) in AC systems with nominal voltage higher than 1000V and frequency less than 100Hz.www.tangangfengtou.cnwww.tubuji.com.cnwww.tiemianji.cnwww.diandongmens.cn www.yazhujian.com.cnwww.caoxingtuogun.cn
耐污型户外棒形支柱瓷绝缘子用于额定电压为35~500kV，频率不大于100Hz，污秽等级Ⅱ级及以上的交流系统中运行的电力设备和装置上。
Pollution-resistant outdoor rod-shaped pillar porcelain insulators are used in power equipment and devices operated in AC systems with rated voltage of 35-500 kV, frequency of less than 100 Hz and pollution grade II or above.
绝缘子安装地点环境温度应在-40℃~+40℃之间，海拔不超过1000m。
Insulators should be installed at ambient temperatures ranging from - 40 C to + 40 C and not exceeding 1000 m above sea level.