American Power Conversion MW manual Epo, Installation safety

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Safety: IMPORTANT SAFETY INSTRUCTIONS - SAVE THESE INSTRUCTIONS

Installation safety

EPO

Note

Press the EPO (Emergency Power Off) button to switch off all AC and DC power supply to connected equipment in the room. The EPO is typically located on a wall in the room in which the UPS is installed. See “Communication cable overview” section for information on how to wire the UPS to the EPO.

WARNING!

Before starting installation, check and test that all AC and DC power source breakers are in open position.

WARNING!

Only personnel trained in the construction and operation of the equipment, and the electrical and mechanical hazards involved, may install or remove system components.

CAUTION!

Do not use High Voltage Testing Equipment. This equipement will destroy the electronic circuits in the unit.

CAUTION!

The system is equipped with an optional auto-start function, enabling the system to start without any warning when power is applied.

CAUTION!

All wiring must be in accordance with applicable national and/or local electrical codes.

This unit contains components that are sensitive to electrostatic discharge (ESD). Follow proper ESD procedures to avoid severe damage to electronic components.

This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the Installation Manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference, in which case the user will be required to correct the interference at his own expense.

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

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Contents Installation Page Contents Specifications Safety Symbols used in this guideInstallation safety EPOInverter Section UPS SectionsSerial number Control SectionConfigurations Configuration 1 Inverter Section placed to the leftConfiguration 2 Inverter Section placed to the right Total width of UPS sections 4138 mm/163 WeightExternal Bypass Static Switch Typical UPS Wiring Principle Power wiring overviewExternal disconnection switches Input/Output wiring precautionsPreparing for top cable entry default Top Cable EntryBattery 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 entryElectrical 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 0P0957Relay Board Optional Location of optional Relay BoardCommunication cables with optional Relay Board Relay Name Events that will trigger the alarm Mode Comment Relay Board functionsIN1 Page Low-Impedance/High-Impedance Grounding Low-impedance groundingHigh-impedance grounding Specifications Low-Impedance/High-Impedance Grounding Electrical Specification Installation Planning DataAC Input DC InputAC Output AC Input External Bypass SSWHeat Dissipation 16 National Electrical Code Size Temperature Rating of Cables See Table Torque specifications Recommended cable, bolt, and lug sizesRequired Breaker Settings Input and upstream breakers minimum settingsOutput and downstream breakers minimum settings Dual Utility Installation General Specifications 480 Nema990-4112E