| 断路器上面的各种符号都代表什么？ |
| 添加时间：2019/12/30 15:17:07 浏览次数： |
| NM1-100S/3300 NM1-100S/3300 N 表示企业代号 N stands for enterprise code M 表示塑壳式断路器 M represents molded case circuit breaker 1 表示设计序号 1 represents design No 100 表示额定电流 100 is rated current S 表示分断能力特征代号（S:标准型；H：较高型；R限流型） S is the characteristic code of breaking capacity (s: standard type; H: higher type; R current limiting type) 3300：第一个数：3表示3极开关，如果是4表示4极开关。 3300: the first number: 3 for 3-pole switch, 4 for 4-pole switch. 第二个数：3表示热磁脱扣器，如果是2就表示是电磁脱扣器；如果是1就表示无脱扣。 The second number: 3 means thermal magnetic release, 2 means electromagnetic release, and 1 means no release. 第三、四数：00表示无附件。 The third and fourth numbers: 00 means no attachment. 如果是：则表示 If yes: then 08、报警触头 08. Alarm contact 10、分励脱扣器 10. Shunt release 20、辅助触头 20. Auxiliary contact 30、欠电压脱扣器 30. Under voltage release 40、分励脱扣器、辅助触头 40. Shunt release, auxiliary contact 50、分励脱扣器、欠电压脱扣器 50. Shunt release, under voltage release 60、两组辅助触头 60. Two sets of auxiliary contacts 70、辅助触头、欠电压脱扣器 70. Auxiliary contact, under voltage release 18、分励脱扣器、报警触头 18. Shunt release, alarm contact 28、辅助触头、报警触头 28. Auxiliary contact, alarm contact 38、欠电压脱扣器、报警触头 38. Under voltage release, alarm contact 48、欠电压脱扣器、辅助触头、报警触头 48. Under voltage release, auxiliary contact and alarm contact 58、分励脱扣器、欠电压脱扣器、报警触头 58. Shunt release, undervoltage release, alarm contact 68、两组辅助触头、报警触头 68. Two sets of auxiliary contacts and alarm contacts 78、辅助触头、报警触头、欠电压脱扣器 78. Auxiliary contact, alarm contact, undervoltage release In 额定电流 In rated current Ui 额定绝缘电压 UI rated insulation voltage Ue 额定工作电压 UE rated working voltage Uimp 额定冲击耐受电压 Uimp rated impulse withstand voltage Ii=10In 10倍额定电流 、 II = 10In 10 times of rated current 50Hz 频率 50Hz frequency Icu 额定极限短路分断能力 ICU rated limit short circuit breaking capacity Ics 额定运行短路分断能力 ICs rated operation short circuit breaking capacity |
| 上一页 智能断路器选型 |
| 下一页 低压断路器和真空断路器区别 |
Copyright © 技术支持：遨游网络