APC MW II manual

16	Symmetra MW II 1200 kW 3 x 400/230 V Installation - 990-1979E-001

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APC MW II manual

Contents

Installation Page Contents Specifications Symbols used in this guide Installation safetyPage UPS Sections Serial numberInverter Section Control/Input/Output Section External Bypass Static Switch Overview UPS Wiring PrinciplePower wiring External disconnection switches Input/Output wiring precautions   AC and PE cable connections Battery cables connection Hole distance AC  BAT1 + BAT2 External Bypass Static Switch Wiring Top cable entry Maintenance Bypass Panel Communication cable overview Communication cables with optional Relay Board Relay BoardsLocation of relay boards Relay Function Mode Special Comments Relay board 1 connections Relay board 2 connections Page Electrical Specifications Low-Impedance/High-Impedance Earthing AC Input DC Input Heat dissipation AC OutputAC Input External Bypass SSW Input and upstream breakers Required Breaker Settings 400 V SystemsTorque specifications Output and downstream breakers Dual Mains Installation Characteristics System and Protective EarthingTN Systems Reference to IEC 60364-4-41 Additional requirements for generating sets IEC 60364-5-55 Protective devices in TN systems TT Systems Protective devices in TT systems IT Systems Condition Protective devices in IT systems See IEC Legal in DK specialcases Symmetra MW Switchgear Service Entrance Earthing arrangements and protective conductors Grounding Page Page 990-1979E-001 2009