Block Diagram - ABB Relion 670 Series RES670 Technical Manual

Section 21
IED hardware
21.2.2.3
21.2.3
21.2.3.1
760

Block diagram

Compact
Logic
Flash
PC-MIP
Memory
North
bridge
CPU
IEC04000473 V1 EN
Figure 291: Numeric processing module block diagram
Power supply module (PSM)
Introduction
The power supply module is used to provide the correct internal voltages and full isolation
between the IED and the battery system. An internal fail alarm output is available.
1MRK 511 365-UUS A
PMC
connector
Ethernet
PCI-PCI-
bridge
en04000473.vsd
Phasor measurement unit RES670 2.1 ANSI
Technical manual