mainspro是一个基于微处理器的继电保护，提供了一套全面的保护和辅助功能。
特别是在并网应用中安装MAINSPRO保护继电器是有必要的，
基本保护功能：
−电压
−频率
−电源丧失
这包括用于电源保护的基本要求，还可以在许多应用中，有它的独特功能。
如需详细说明书请联系我们

BIC Binary switches – COM terminal
BI1 External trip binary switch
BI2 Remote Fault reset binary switch
BI3 Alternative settings binary switch
BI4 Disable binary switch
UA1 to 3 First set of voltage measurement terminals (Ua).
Terminals UA1 and UA2 are internally
interconnected
MainsPro, SW version 1.0T1, ©ComAp – September 2010
MainsPro Installation and Operation Guide - r2
1-6
UB1 to 3 Second set of voltage measurement terminals (Ub).
Terminals UB1 and UB2 are internally
interconnected
UC1 to 3 Third set of voltage measurement terminals (Uc).
Terminals UC1 and UC2 are internally
interconnected
11, 21, 31, 41, 51 RE1-5 relay contact – common
12, 22, 32, 42, 52 RE1-5 relay contact – normally closed (during faultfree
conditions maintained in open position)
14, 24, 34, 44, 54 RE1-5 relay contact – normally open (during faultfree
conditions maintained in closed position)
L/+ Power supply – high range 85-265 VAC / 110 – 370
VDC.
+ Power supply – low range 8 – 40 VDC. Connect +
pole to this terminal.
N/- Common terminal for power supply. In case of DC
supply, connect – pole to this terminal.
Wiring