MGE UPS Systems Comet Series Installation And User Manual
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MGE UPS Systems Comet Series Installation And User Manual

MGE UPS Systems Comet Series Installation And User Manual

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COMET
40 - 150 kVA
Uninterruptible
Power System
Installation and
User's Manual

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Summary of Contents for MGE UPS Systems Comet Series

  • Page 1 COMET 40 - 150 kVA Uninterruptible Power System Installation and User’s Manual...
  • Page 2 IMPORTANT SAFETY INSTRUCTION SAVE THESE INSTRUCTIONS — This manual contains important instructions for all Comet 40 - 150 kVA UPS Modules that must be followed during installation, operation and maintenance of the equipment. NOTE This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions.
  • Page 3 Uninterruptible Power System Installation and User’s Manual For service call 1-800-438-7373 86-160310-00 D00 2/02 Copyright © 2002 MGE UPS Systems, Inc. All rights reserved. Printed in U.S.A. MGE UPS Systems, Inc. 1660 Scenic Avenue Costa Mesa, CA 92626 (714) 557-1636...
  • Page 4 IBM, PC-AT, ES/9000, and AS/400 are trademarks of International Business Machines Corporation. MGE and MGE UPS Systems are trademarks of MGE UPS Systems, Inc. Other trademarks that may be used herein are owned by their respective companies and are referred to in an editorial fashion only.

  • Page 5: Table Of Contents

    Contents Introduction section description page number 1.0 ....Scope 1 — 1 1.1 ....General Description 1 —...
  • Page 6 Comet 40 - 150 kVA Uninterruptible Power System Installation section description page number 2.0 ....Scope 2 — 1 2.1 ....Receiving 2 —...
  • Page 7 Installation and Users Manual section description page number 3.3 ....Start-up Procedure 3 — 5 3.3.1 Preliminary Checks 3 — 6 3.3.2 Powering Up the Comet 3 —...
  • Page 8 Comet 40 - 150 kVA Uninterruptible Power System Illustrations figure description page 1-1 ....Comet UPS 40 - 150 kVA 1 — 2 1-2 ....Single-line Diagram, 1 —...
  • Page 9 Installation and Users Manual This manual has been designed to provide you with all the information you need to install and use your Comet 40 - 150 kVA UPS system. How to use this manual This manual is designed for ease of use and easy location of information.
  • Page 10 Comet 40 - 150 kVA Uninterruptible Power System (this page left blank intentionally) 86-160310-00...

  • Page 11: Scope

    Introduction Scope This manual describes the 40 - 150 kVA Comet family of Uninterruptible Power Systems (UPS). The Comet UPS are shown in Figure 1-1. The manual is divided into four sections: Section I — Introduction This section describes the 40 - 150 kVA Comet family of Uninterruptible Power Systems...

  • Page 12: General Description

    Comet 40 - 150 kVA Uninterruptible Power System Figure C o m e t U P S 4 0 - 8 0 k VA C o m e t U P S 1 0 0 - 1 5 0 k VA General Description The Comet family consists of compact, high-efficiency Uninterruptible Power Systems which are available in power...
  • Page 13 Installation and Users Manual Auxiliary cabinet – performs the voltage conversion for the input AC and/or bypass AC using step-up and/or step-down transformers. Battery Cabinet – The battery cabinet stores energy for use by the Inverter. The stored energy is utilized in the event that the AC input power from the utility source fails, or falls outside of acceptable tolerances.

  • Page 14: Single-Line Diagram

    Comet 40 - 150 kVA Uninterruptible Power System Figure S i n g l e - l i n e D i a g r a m , C o m e t U P S 4 0 - 8 0 k VA UPS CABINET STATIC SWITCH BYPASS...
  • Page 15 Installation and Users Manual Table C o m e t ( 4 0 - 1 5 0 k VA U P S ) M o d e l S p e c i f i c a t i o n s INPUT INPUT OUTPUT...

  • Page 16: Specifications

    Comet 40 - 150 kVA Uninterruptible Power System INPUT INPUT OUTPUT OUTPUT CURRENT TOTAL HEAT VOLTAGE VOLTAGE CURRENT (on UPS/ WIDTH WEIGHT LOSS (VAC) (VAC) (Amperes) on bypass) (in/mm) (lb/kg) (Btu/hr) (Amperes) 150 kVA 378/416 69.50/1765 3400/1543 50759 375/394 69.50/1765 3400/1543 50759 155/180...

  • Page 17: Ac Output Ratings

    Installation and Users Manual 1.2.2 AC Output Ratings Voltage (inverter only): 480 ± 1% VAC (steady-state conditions) 480 ± 5% VAC (transient conditions from 0% to 100% or 100% to 0%) Frequency: 60 Hz ± 0.1% (free-running) Phases: 3 Ø (phase sequence must be A, B, C, clockwise) Wires: 3 wires, plus ground (480-480 VAC only) Current: @ 480 VAC...

  • Page 18: Mechanical Ratings

    Comet 40 - 150 kVA Uninterruptible Power System 1.2.4 Mechanical Ratings (UPS Cabinet only) Height: 66.70 in/1694 mm Width: 32.75 in/832 mm Depth: 33.42 in/823 mm Weight at 480 VAC in and 480 VAC out 40/50 kVA UPS 65/80 kVA UPS 100kVA 125kVA 150kVA...

  • Page 19: Front View Of

    Installation and Users Manual Figure F r o n t v i e w o f 4 0 - 8 0 k VA C o m e t DETAIL BEHIND ITEM o (KA1) Input Contactor (K3N) Output Contactor (KA2) Bypass Input Contactor (Optional) (F1, F2, F3) Input Fuses (F4, F5, F6) Output Fuses...

  • Page 20: Rear View Of

    Comet 40 - 150 kVA Uninterruptible Power System Figure R e a r v i e w o f 4 0 - 8 0 k VA C o m e t Top entry Conduit Landing Top Entry Channel T1 Input Transformer (optional) T2 Output Transformer (optional)
  • Page 21 Installation and Users Manual Figure R e a r v i e w o f 5 0 - 8 0 k VA f r o n t d o o r Communications Display PCA (Optional) PCAs UPS Manager (DB15) Softunor (DB9) (DB9 for MGE Customer Support Services use only)

  • Page 22: Front View Of 100 - 150 Kva

    Comet 40 - 150 kVA Uninterruptible Power System Figure F r o n t v i e w o f 1 0 0 - 1 5 0 k VA C o m e t 1 — 12 Introduction 86-160310-00...

  • Page 23: Front View Of 100 - 150 Kva

    Installation and Users Manual Figure F r o n t v i e w o f 1 0 0 - 1 5 0 k VA c o m m u n i c a t i o n P C A s Communications PCAs 86-160310-00...

  • Page 24: Description Of

    Comet 40 - 150 kVA Uninterruptible Power System Description of The following is a description of the Comet UPS major internal components. Refer to the single-line diagram Major Internal provided in Figures 1-2, 1-3 and the internal component views provided in Figures 1-4, 1-5, 1-6, 1-7 and 1-8. Components 1.3.1 Rectifier...

  • Page 25: Pin-Outs For Db15

    Installation and Users Manual i t s The UPS Manager connector enables communication with the most common computer systems (AS/400, NOVELL, etc.), or with the optional "UPS Manager UM1" software. Figure P i n - o u t s f o r D B 1 5 f e m a l e c o n n e c t o r DB15 -pin connector PIJO PC board...

  • Page 26: Cabinet Options

    Comet 40 - 150 kVA Uninterruptible Power System Cabinet Options This section describes options available for the 40 - 150 kVA Comet UPS. Most options must be specified at the time of equipment order. Some options can be installed in the field. Contact your MGE dealer for further information.

  • Page 27: Contact 5

    Installation and Users Manual 1.6.2 Contact 5 This option offers communication of five different signals via dry relay contacts: • Load on UPS • Load on Bypass • Operation on Battery • Low Battery Shutdown Warning • Summary Alarm (major or minor faults) 1.6.3 U-Talk This option manages an RS232 serial interface using an...
  • Page 28 Comet 40 - 150 kVA Uninterruptible Power System (this page left blank intentionally) 1 — 18 Introduction 86-160310-00...

  • Page 29: Scope

    Installation Scope This section describes the installation of the 40 - 150 kVA Comet UPS, including receiving, handling, storage, and installation procedures. Receiving Before accepting the shipment from the freight carrier: • Inspect the exterior surfaces of all shipping containers or packaging used.

  • Page 30: Storage

    Comet 40 - 150 kVA Uninterruptible Power System If the equipment is to be stored for more than three months before installation, it should be unpacked and connected to an AC input source to allow the batteries to be recharged. Refer to the installation instructions that follow, and the installation drawings.
  • Page 31 Installation and Users Manual 2.4.2 Mechanical The Comet UPS can be mounted on a raised computer room floor, or flush-mounted on a concrete floor. All floors must be level. On a raised floor, conduits can be run below the floor, with cut-outs made in the floor tiles as shown on the installation drawings.

  • Page 32: Installation Procedures

    Comet 40 - 150 kVA Uninterruptible Power System Table R e c o m m e n d e d u p s t r e a m p r o t e c t i v e d e v i c e s i z i n g * INPUT VOLTAGE 40 kVA 50 kVA...

  • Page 33: Placement Of Ups

    Installation and Users Manual Figure P l a c e m e n t o f U P S a n d o t h e r c a b i n e t s For side and rear clearances, refer to each cabinet's BATTERY installation drawing...
  • Page 34 Comet 40 - 150 kVA Uninterruptible Power System 2.5.2.4 AC Output The connections to be made are the three phases, and ground cables from the load source to the UPS. The output Connections cables are terminated at the Output Terminal Blocks (TB2) for 40-80kVA, and input/output connections for 100-150 kVA.
  • Page 35 Installation and Users Manual Figure U P S i n p u t / o u t p u t c o n n e c t i o n s 1 0 0 - 1 5 0 k VA 86-160310-00 Installation 2 —...
  • Page 36 Comet 40 - 150 kVA Uninterruptible Power System (This page left blank intentionally) 2 — 8 Installation 86-160310-00...

  • Page 37: Operation

    Operation Scope This section presents operating information for Comet UPS systems, including an overview of system operation, controls and indicators, start-up, operating procedures and alarms. Overview During normal operation the AC input source supplies the Rectifier, which converts the incoming AC power to DC. The rectifier in turn supplies the Inverter, which converts DC power to AC to supply the attached load (see Figure 3-1).
  • Page 38 Comet 40 - 150 kVA Uninterruptible Power System Figure P o w e r f l o w, b y p a s s o p e r a t i o n STATIC SWITCH BYPASS INPUT (OPTIONAL) RECTIFIER INVERTER MAIN TO LOAD INPUT...

  • Page 39: Comet Ups Front Panel

    Installation and Users Manual Figure C o m e t U P S f r o n t p a n e l c o n t r o l s a n d i n d i c a t o r s Alphanumeric Display (LCD) Measurements Key Battery Key...
  • Page 40 Comet 40 - 150 kVA Uninterruptible Power System 3.2.2 "Load Not This red LED indicates: Protected" LED • Direct supply of power to the load by AC input power via the "Static Switch" because of Inverter shutdown (voluntary or following an overload or an internal fault) •...
  • Page 41 Installation and Users Manual 3.2.10 Buzzer Reset This key allows the user to silence the buzzer after a particular alarm. However, the buzzer will sound if another alarm occurs. 3.2.11 Fault Reset This key clears the faults stored in memory. Clearing of alarms in memory is accepted only after the alarm conditions themselves have been corrected.
  • Page 42 Comet 40 - 150 kVA Uninterruptible Power System 3.3.1 Preliminary Checks • Check the settings of the protection devices. • Verify that the battery circuit breakers are in the "OFF" position. • Verify that the Manual Bypass Switch SR1 is set to the “NORMAL”...
  • Page 43 Installation and Users Manual 3.3.3 Selecting the The English language is used by default. Other languages available are: Language for the • French Display • Spanish • German • Italian • Dutch To select a language: • Press the SHIFT key until the following is displayed on the alphanumeric display.
  • Page 44 Comet 40 - 150 kVA Uninterruptible Power System POWER SUPPLY OK Operating Procedures 3.4.1 Normal Operation The AC input power is present. The green "Load Protected" LED is on. The alphanumeric display indicates the operating status of the UPS. The power drawn by the load is supplied by AC input power via the Rectifier and Inverter modules.
  • Page 45 Installation and Users Manual indications. It warns the user of upcoming battery shutdown at a user-determined level of remaining power. On the UPS itself, the buzzer beeps louder and more rapidly, and the yellow "Battery Status" LED flashes rapidly. The end of battery power occurs when the battery reaches shutdown level.

  • Page 46: Output Current Overload Curve

    Comet 40 - 150 kVA Uninterruptible Power System The operating status of the UPS is provided by the alphanumeric display. If the overload continues during operation via the "Static Switch", the supply of power to the load is interrupted after a specified time. When the Comet shuts down because of a continuous overload, the "Fault Reset"...
  • Page 47 Installation and Users Manual CAUTION Pressing the “Emergency Power Off” (EPO) pushbutton disconnects the attached load. The EPO is to be used during emergency situations only, where a hazard to personnel or equipment exists, such as during a fire. DO NOT USE THE EPO TO TURN THE UPS ON OR OFF. Follow the procedures listed in this section for turning the Inverter on and off.
  • Page 48 Comet 40 - 150 kVA Uninterruptible Power System Transferring the Load to Bypass Input From Inverter On the diagnostics panel, press the "Security" key and hold it while pressing the grey "Inverter OFF" pushbutton for 3 seconds. Transferring the Load to Inverter From Bypass Input On the diagnostics panel, press the "Security"...
  • Page 49 Installation and Users Manual NOTE The cooling fans will remain operational when the UPS is placed on Maintenance Bypass mode to prevent the optional input/output transformers inside the UPS from overheating. If it is necessary to de- energize the fans, move the fan control switch (SR2) to the “OFF” position.
  • Page 50 Comet 40 - 150 kVA Uninterruptible Power System 4. Turn the Inverter off by pressing the grey "Inverter OFF" pushbutton on the front panel for approximately 3 seconds if your Comet has been programmed to automatically restart. CAUTION ALWAYS turn the Inverter off before rotating the Manual Bypass Switch (SR1).

  • Page 51: Alarm Indications

    Installation and Users Manual 3.5.2 Powering Down It is recommended not to power down the Comet for long periods because the battery should remained charged. However, to carry out a power down, proceed as follows: • Shut down the Inverter •...
  • Page 52 Comet 40 - 150 kVA Uninterruptible Power System 3.6.2 Fault List This section describes the messages which may appear on the alphanumeric display during a fault or alarm on the Comet. The following brief descriptions indicate whether the message is informational or an alarm, the meaning of the message and if any measures may be taken to correct the fault.
  • Page 53 Installation and Users Manual INVERTER FAULT Fault: This message indicates a fault in the Inverter module. CALL SUPPORT DEPT. Action: Call the Customer Support Services. MAINS 2 Fault: This message indicates a faulty input connection for CONFIGURATION FAULT a frequency converter configuration. Action: Call the Customer Support Services.
  • Page 54 Comet 40 - 150 kVA Uninterruptible Power System LOAD PROTECTED This message appears during normal operation. There is POWER SUPPLY O.K. no alarm and no data has been requested for display. LOAD PROTECTED This message is displayed if a minor fault occurs. This fault MINOR FAULT does not impede normal operation, and the cause of the problem is given by the secondary alarm message.
  • Page 55 Maintenance Scope This section describes the maintenance of the Comet UPS, including safety instructions, preventive maintenance, and a description of replacement parts. Battery Safety IMPORTANT SAFETY INSTRUCTIONS FOR SERVICING BATTERIES A. Servicing of batteries should be performed or supervised by personnel knowledgeable with batteries and the required precautions.
  • Page 56 Comet 40 - 150 kVA Uninterruptible Power System technician electrician performing preventive maintenance on the UPS must be familiar with the indicators, controls, and operation of the UPS. a. Isolate and de-energize all Comet UPS equipment for all maintenance operations. Lock and tag all upstream circuit breakers during maintenance.
  • Page 57 Glossary Symbols Used to represent “and/or” Percent; of each hundred ° F Degrees Fahrenheit ° C Degrees Celsius ± Plus or minus Number Ø Phase Ω Ohms Second A, B, C Normal sequence of phases (clockwise) in three-phase power AC or ac Alternating current Diagnostics The display panel on the UPS...
  • Page 58 Comet 40 - 150 kVA Uninterruptible Power System Breaker Circuit breaker British A unit of heat equal to 252 calories (see BTU) Thermal Unit, British thermal unit. Defined as the amount of energy required to raise the BTU or Btu temperature of 1 pound of water by 1°...

  • Page 59: Kva

    Maximum Thousand circular mil; standard wire sizes for multiple stranded conductors over 4/0 AWG in diameter. M is from the Roman numeral system; it is the symbol for 1,000 MGE UPS Systems Metal-Oxide Varistor National Electric Code NFPA National Fire Protection Association...
  • Page 60 Comet 40 - 150 kVA Uninterruptible Power System NO. or No. Part number OSHA Occupational Safety and Health Agency Over-frequency On-battery The attached load is being supplied by the stored energy in the operation battery system Over-voltage Packing list The list of articles included in a given shipment P.F.
  • Page 61 Installation and Users Manual Technician Refers to an electronic technician qualified to maintain and repair electronic equipment. Not necessarily qualified to install electrical wiring. Compare with electrician Voltage Under Frequency Underwriters Laboratories, Inc Uninterruptible Power Supply Under Voltage Volts of alternating current Battery voltage (in Volts DC) Volts of direct current By way of...
  • Page 62 Comet 40 - 150 kVA Uninterruptible Power System (this page left blank intentionally) 86-160310-00...
  • Page 63 Reorder form 1660 Scenic Avenue Costa Mesa, CA 92626 Use this form to order additional copies of this document, or to report any errors, omissions, or other problems you have experienced. NAME ______________________________________________________________________ COMPANY __________________________________________________________________ STREET ADDRESS ___________________________________________________________ CITY ___________________________________ STATE ___________ ZIP ______________ I would like to order ________ (quantity @ $50.00 each) additional copies of the: Comet 40 to 150 kVA Uninterruptible Power System Installation and User's Manual...
  • Page 66 Nothing will stop you now ™ 1660 Scenic Avenue, Costa Mesa, California 92626 • (714) 557-1636 • www.mgeups.com...

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