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American Power Conversion MW manual Relay Board Optional, Location of optional Relay Board

Models: MW

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Specifications Install Symbols used in this guide Typical UPS Wiring Principle Configurations Required Breaker Settings External Bypass Static Switch

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Relay Board (Optional)

Location of optional Relay Board

22	Symmetra MW 1000 kW 480 V Installation - 990-4112E

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American Power Conversion MW manual Relay Board Optional, Location of optional Relay Board

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Contents

Installation Page Contents Specifications Safety Symbols used in this guide Installation safety EPO Inverter Section UPS SectionsSerial number Control Section Configurations Configuration 1 Inverter Section placed to the left Configuration 2 Inverter Section placed to the right Total width of UPS sections 4138 mm/163 Weight External Bypass Static Switch Typical UPS Wiring Principle Power wiring overview External disconnection switches Input/Output wiring precautions Preparing for top cable entry default Top Cable Entry Battery cable connections top cable entry Front view of Input/Output Section Ground and AC cable connections top cable entry Bottom Cable Entry Preparing for bottom cable entry Electrical Installation Bottom Cable Entry Battery cable connections bottom cable entry Battery BAT 1 + BAT 2 + IN/OUT power cable bottom entry Ground and AC cable connections bottom cable entry Bypass Static Switch Wiring Top cable entry Bottom cable entry Communication cable overview Connectionplane 0P0957 Relay Board Optional Location of optional Relay Board Communication cables with optional Relay Board Relay Name Events that will trigger the alarm Mode Comment Relay Board functions IN1 Page High-impedance grounding Low-Impedance/High-Impedance GroundingLow-impedance grounding Specifications Low-Impedance/High-Impedance Grounding Electrical Specification Installation Planning Data AC Input DC Input Heat Dissipation AC OutputAC Input External Bypass SSW 16 National Electrical Code Size Temperature Rating of Cables See Table Torque specifications Recommended cable, bolt, and lug sizes Output and downstream breakers minimum settings Required Breaker SettingsInput and upstream breakers minimum settings Dual Utility Installation General Specifications 480 Nema 990-4112E

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