ABB NINT-41C Communication Board

ABB  NINT-41C  Communication Board 
The NINT-41C is Communication Board. An inverter of frame size 2 x R12i includes twice the control boards of an R12i inverter. An inverter of frame size 3 x R12i includes three times the control boards of an R12i inverter, etc.   
• main circuit interface board (NINT): This board gives the control commands and sends measurement signals.   
• two control distribution boards (NXPP, in frame size R10i and up). These boards distribute the control commands given by the NINT board. 
• power supply board for gate drivers (NGPS) in V-phase module