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www.mgeups.com
3.5 to 21 kVA N+1
Inverter
Owner’s Manual
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3.5 to 21 kVA N+1 Inverter IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS – This manual contains important instructions for the S4 Inverter Plant that must be followed during operation of the equipment. WARNING: Opening enclosures expose hazardous voltages. Always refer service to qualified personnel only. ATTENTION: L'ouverture des cabinets expose des tensions dangereuses. Assurez-vous toujours que le service ne soit fait que par des personnes qualifiees. WARNUNG! Das öffnen der Gehäus
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Owner’s Manual NOTE: 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 instruction manual, may cause harmful interference to radio communica-
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3.5 to 21 kVA N+1 Inverter This manual covers these models: Product: Rating: 64074 7.0 kVA 120/240 Line to Neutral only 64144 14.0 kVA 120/240 Line to Neutral only 64214 21.0 kVA 120/240 Line to Neutral only 64074H 7.0 kVA 208/240 Line to Line only 64144H 14.0 kVA 208/240 Line to Line only 64214H 21.0 kVA 208/240 Line to Line only 3.5 kVA to 21 kVA Inverter Owner's Manual For service call 1-800-523-0142 86-153460-01 C00 06/2003 Copyright © 2003 MGE UPS SYSTEMS, Inc. All rights reserved. Pri
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Owner’s Manual 3.5 to 21 kVA N+1 Inverter Owner’s Manual Warranty The liability of MGE UPS SYSTEMS, Inc. hereunder is limited to replacing or repairing at MGE UPS SYSTEMS, Inc.’s factory or on the job site at MGE UPS SYSTEMS, Inc.’s option, any part or parts which are defective, including labor, for a period of 12 months from the date of purchase. The MGE UPS SYSTEMS, Inc. shall have the sole right to determine if the parts are to be repaired at the job site or whether they are to be returned
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3.5 to 21 kVA N+1 Inverter How To Use This Manual: This manual is designed for ease of use and easy location of information. To quickly find the meaning of terms used within the text, look to the Glossary. To quickly find a specific topic, look at the Table of Contents. This manual uses Note lines and icons to convey important information. Note lines and icons come in four varieties. WARNING: Indicates information provided to protect the User and service personnel against safety hazards and po
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Owner’s Manual CAUTION RECORD ALL SERIAL NUMBERS FOR THE S4 INVERTER AND COMPONENTS. THESE SERIAL NUMBERS WILL BE REQUIRED IF YOUR SYSTEM NEEDS SERVICE. KEEP THIS MANUAL IN A PLACE WHERE YOU CAN REFERENCE THE SERIAL NUMBERS IF SERVICE IS REQUIRED! S4 INVERTER UNIT SERIAL NUMBER: _________________________________________ INVERTER MODULE SERIAL NUMBER: _________________________________________ RECEIVER CABINET SERIAL NUMBER: ________________________________________ ADDITIONAL MODULES SERIAL N
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3.5 to 21 kVA N+1 Inverter (This page left blank intentionally) page viii
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Owner’s Manual Contents description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .page IMPORTANT SAFETY INSTRUCTIONS . . . . . .Inside Front Cover Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .v Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .v How To Use This Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .vi CAUTION: Record all Serial Numbers . . . . . .
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3.5 to 21 kVA N+1 Inverter Section 2 Installation and Operation (continued) section description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .page 2.5.2 DC Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-5 2.5.3 DC Input Circuit Breaker . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-5 2.5.4 Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-7 2.5.5 AC Input/Output Volt
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Owner’s Manual Section 3 Maintenance Adjustment and Troubleshooting section description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .page 3.0 Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-2 3.1 Safety Instructions for Servicing . . . . . . . . . . . . . . . . . . . . . . . .3-2 3.2 Preventative Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-2 3.3 Equipment Adjustment and Calibration . . . . .
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3.5 to 21 kVA N+1 Inverter Figures figure description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .page 1-1 System Configurations. (N+1 = added redundancy) . . . . . . . . . . . 1-2 2-1 Installation Drawing, 7 kVA Inverter System . . . . . . . . . . . . . . . . .2-2 2-2 Front View, 7 kVA, System Component Description . . . . . . . . . . . .2-3 2-3 Line To Neutral Inverter Receiver Junction Box . . . . . . . . . . . . . . .2-5 2-3a Static Switch Section - Input
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Owner’s Manual Introduction WARNING: An AC output will be present at the output terminals immedi- ately when AC input is energized. ATTENTION: La tension alternative de sortie appara ît dès la mise sous ten- sion de l'entrée. WARNUNG! Eine Ausgangsspannung liegt an den Ausgangsklemmen, sobald der Netzeingang angeschlossen wird. 1.0 Scope This manual provides technical information for installation, operation, and maintenance of MGE inverter systems series ranging from 3.5 kVA to 21 kVA. Please
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3.5 to 21 kVA N+1 Inverter 1.1 General Description This static, modular inverter system series provide stable, distortion-free AC power from a DC input source at a selectable output voltage and frequency prior to shipment, for sensitive equipment. With a built-in static transfer switch, the inverter also forms a reliable and economical part of uninterruptible power supply systems in either on- line or off-line mode. This series employed modular design to provide N+1 redundancy, and twin cont
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Owner’s Manual Table 1-2: Inverter Module Dimensions. Inverter Module HEIGHT (in/cm) DEPTH (in/cm) WIDTH (in/cm) WEIGHT (lb/kg) 64004-9MSK1 5.18 / 13.16 15.12 / 38.4 15.76 / 40.03 46 / 20.86 Note: Weight: Six-mod receiver = 135 lbs. (61.2 kg) 1 UPS Module = 46 lbs. (20.09 kg) Total System Weight, 21 kVA system = 411 lbs. (186.4 kg) 1.3 Electrical Specifications Electrical Specifications are subject to revision without notice. 1.3.1 DC Input Nominal: -48Vdc; Operating Range: -39.5Vdc t
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3.5 to 21 kVA N+1 Inverter Efficiency 85% minimum, 88% typical (on-line mode); 97% typical (off-line mode) at full kVA/Watt load. Power Factor Rated kVA is available over a power factor range of 0.6 lagging to 0.6 leading at nominal volt- age. Watt rating should not be exceeded. Total Harmonic Distortion Less than 1% for linear load conditions, 3% maximum for crest factor loads up to 3:1. Line Regulation System output voltage variation, less than 1% over the DC voltage range. Load Regulation S
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Owner’s Manual 1.5 Environmental Specifications Operating Temperature All models operate to specifications from -5°C to +50°C (+23°F to +122°F) for alti- tude up to 3,300 feet (1006 Meters), and -5°C to 35°C (+23°F to + 95°F) for up to 13,300 feet (4054 Meters). Shipping Temperature -40°C to +75°C (-40°F to +192°F) for shipping; Not recommended for storage. Storage Temperature -40°C to +60°C (-40°F to +166°F). Operating Humidity 0 to 90% relative, without condensation. Operating Altitude 200 fe
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3.5 to 21 kVA N+1 Inverter (This page left blank intentionally.) page 1 — 6 Introduction
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Owner’s Manual Installation and Operation IMPORTANT: Equipment is factory set to operate at 120VAC for Line to Neutral and 240VAC for Line to Line units. Please read installation procedure to configure for Line to Neutral and 240VAC for Line to Line units other configurations. 2.0 Scope This section describes installation of the inverters, including receiving, handling, and storage procedures, prerequi- sites to the installation, installation procedures, and start-up procedures. 2.1 Receiving
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3.5 to 21 kVA N+1 Inverter 2.3 Mechanical Mounting The equipment can be floor mounted or rack mounted in a 19” (48.3 cm), 23” (58.4 cm), or 25” (63.5 cm) rack. Optional mounting bracket kits can be ordered for rack mounting in a 25” (63.5 cm) or 26” (66.0 cm) rack. All receivers and inverter power modules are shipped separately from the factory. Receivers will be shipped on a pallet. These receivers can be secured to a floor or to some other permanent base using one-half inch bolts through the
