Page 13 - Arc Guard System - TVOC-2

ABB ARC GUARD SYSTEM™ – TVOC-2 INSTALLATION AND MAINTENANCE GUIDE 13

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3 Arc Monitor

03

14 3.1 Introduction
14 3.2 Overview of Arc Monitor
15 3.2.1 Arc Monitor
15 3.2.2 Human Machine Interface, HMI and HMI-COM
15 3.2.3 DIP switch
15 3.2.4 Detector Inputs
15 3.2.5 Current Sensing Unit input
15 3.2.6 Current Sensing Unit output
15 3.2.7 External HMI connection
15 3.2.8 Solid state tripping contacts (IGBT)
16 3.2.9 Signal Relays
16 3.2.10 Detectors
16 3.2.11 Extension E1 and E3
16 3.2.12 Extension for supervised detectors