1771-OBDC A-B 从额定源到备用源或是紧急电源。低电压元件可以通过编程设为定时限延时特性。定义在电压低于启动值–定延时后定时限曲线动作

源转换方案:在低电压的情况下，可以产生-一个传输信号来传送负荷，从额定源到备用源或是紧急电源。低电压元件可以通过编程设为定时限延时特性。定义在电压低于启动值–定延时后定时限曲线动作。延时是可以10毫秒的步长在0到600.00秒之间调整。低电压元件也以能过程序化使其具有反向延时特性。低电压继电器定值定义也图所示的曲线族。

RELIANCE ELECTRIC 0-55701-422S USPP 055701422S

Reliance Electric 0-51862-1 USAB 0518621 USAB USAB

Reliance Electric 0-57300 Field Power Module 057300

RELIANCE ELECTRIC 0-48680-206 USPP 048680206

RELIANCE ELECTRIC 0-49066-A USPP 049066A

RELIANCE ELECTRIC 0-51857 USPP 051857

RELIANCE ELECTRIC 0-52840 USPP 052840

RELIANCE ELECTRIC 0-52875-1 USPP 0528751

RELIANCE ELECTRIC 0-52012-2 USPP 0520122

RELIANCE ELECTRIC 0-58706-3 USPP 0587063

RELIANCE ELECTRIC 0-54200 USPP 054200

RELIANCE ELECTRIC 0-59006 USPP 059006

RELIANCE ELECTRIC 0-59006-7 USPP 0590067

Reliance Electric 0-52874-1/ 0528741/528741