APC ACRC100, ACRC103

27InRow RC Installation

Modbus

Control connector

1150Ω termination resistor (provided) 2Modbus cable (RS-485)

1150Ω termination resistor (provided) 3Peripheral device (example: chiller)

2Control cable (RS-485)

na2248a

Modbus

MASTER

First InRow RC Second InRow RC Last InRow RC

na2249a

Contents

Main CD . American Power Conversion Legal Disclaimer Page Contents General Information........................................................ 1 Installation ..................................................................... 13 Page General Information Overview Save these instructions Manual updates Cross-reference symbol used in this manual Page Inspecting the Equipment Filing a claim. Inventory Installation kit Door and side panel locks Component Identification Exterior Interior User interface connection panel Room Preparation Incoming power supply requirements Piping Diagrams With cooling distribution unit (CDU) Without CDU Internal piping diagram Piping and electrical access locations Page Installation Removing Doors and Panels Door removal Side panel removal WARN ING CAUTION Positioning the Equipment Service access Leveling Stabilizing the Equipment Floor brackets Joining to enclosures Mechanical Connections Piping Connect piping CAUTION Chiller CDU Accessories and spare parts Filling and Purging When the equipment is properly piped, begin the filling process (top piping configuration shown). Page Electrical Connections Power connections User interface connection pinout A-Link ports Page Page Form C alarm contacts and shutdown input Leak detector port Temperature sensor 11/20 12990-2402D-001 APC Worldwide Customer Support