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[VIP第4年] 指数:3
热继电器主要用于交流频率50Hz和60Hz，额定电压至690V，额定电流至800A的电力系统中，作为三相交流电动机的过载保护和断相保护。
延迟型（带饱和电抗器）特别适用于起动时间长的电动机负载。热过载继电器与上级保护的塑壳断路器可以轻松实现协调保护。
|
电流 |
标准（2热动元件） |
3热动元件 |
延迟型（带饱和电抗器） |
|||||
|
|
过载保护 |
过载、断相保护 |
过载保护 |
过载、断相保护 |
||||
|
|
起动器用 |
单独安装 |
起动器用 |
单独安装 |
起动器用 |
单独安装 |
起动器用 |
单独安装 |
|
N12 |
TH-N12 |
注1 |
TH-N12KP |
注1 |
TH-N12SR |
注1 |
－ |
－ |
|
N18 |
TH-N18 |
－ |
TH-N18KP |
－ |
－ |
－ |
－ |
－ |
|
N20 |
TH-N20 |
TH-N20KP |
TH-N20SR |
TH-N20KPSR |
||||
|
N20TA |
TH-N20TA |
－ |
TH-N20 |
－ |
TH-N20 |
－ |
TH-N20 |
－ |
|
N60 |
TH-N60 |
TH-N60KP |
TH-N60SR |
TH-N60KPSR |
||||
|
N60TA |
TH-N60TA |
－ |
TH-N60 |
－ |
TH-N60 |
－ |
TH-N60 |
－ |
|
N120 |
TH-N120 |
TH-N120KP |
TH-N120SR |
TH-N120KPSR |
||||
|
N120TA |
TH-N120TA |
TH-N120 |
TH-N120 |
TH-N120 |
TH-N120 |
－ |
TH-N120 |
－ |
|
N220 |
TH-N220RH |
TH-N220HZ |
TH-N220 |
TH-N220 |
TH-N220 |
TH-N220 |
TH-N220 |
TH-N220 |
|
N400 |
TH-N400RH |
TH-N400HZ |
TH-N400 |
TH-N400 |
TH-N400RHSR |
TH-N400HZSR |
TH-N400 |
TH-N400 |
|
N600 |
TH-N600 |
TH-N600KP |
TH-N600SR |
TH-N600KPSR |
||||
