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EPS 8000 UPS Single Module IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS – This manual contains important instructions for all EPS 8000 UPS Single Module that must be followed during operation of the equipment. WARNING: ATTENTION: WARNUNG! WARNING: ATTENTION: WARNUNG! NOTE: page ii Opening enclosures expose hazardous voltages.
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.
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.
EPS 8000 UPS Single Module CAUTION RECORD ALL SERIAL NUMBERS FOR THE SINGLE MODULE UPS SYSTEM. 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!
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On-Battery Operation, Power Flow Diagram ....1-5 EPS 8000 Front Panel Indicators and Controls....1-6 Front Panel Indicators and Control Display .
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The EPS 8000 UPS Installation Manual (MGE part number 86-132215-00) provides detailed operating instructions for the EPS 8000 Single Module and Shared Systems. The EPS 8000 UPS Shared Systems Users Manual, (MGE part number 86-132216-00) provides detailed operating instructions for shared systems.
UPS by the user. The EPS 8000, SSC, battery, and all auxiliary equipment is listed for safety by Underwriter’s Laboratories, Inc. (UL) under UL Standard 1778 and under Canadian Standards Association (CSA) standard C22.107.
Specifications, Circuit Breakers and Powerflow Diagrams 1.4.1 Circuit Breakers EPS 8000 UPS circuit breakers (except the battery disconnect circuit breaker QF1) are located behind the doors of the Input/Output cabinet. Following is a brief description of the available circuit breakers and contacts, and their function (Figures 1-2, 1-3, and 1-4).
EPS 8000 UPS Single Module Figure 1-3: Circuit Breaker Locations on the Maintenance Bypass Cabinet. GRO UN D B Y PAS S I NP UT A , B, C N EU T RA L Figure 1-4: Circuit Breaker Locations on the Q4S Cabinet.
1.4.2 Power Flow Diagrams 1.4.2.1 Normal Operation During normal operation, power flows from the main AC input source (mains 1) into the UPS rectifier/battery charger section. The rectifier/battery charger converts the AC voltage to DC, maintains the charge of the battery, and feeds the DC power to the inverter.
Figure 1-7. In battery cabinets and auxiliary cabinets, the controls are located behind the cabinet doors. The following display descriptions: Front Panel Alphanumeric Display Hidden Panel Figure 1-7: EPS 8000 Front Panel Indicators and Controls.. page 1 — 6 Introduction...
(item 3) This orange LED turns on when an operating problem exists, such as fan failure; static switch power supply fault; battery temperature fault; overload fault; or bypass AC input (mains 2) out of tolerance. The UPS continues to protect the attached load.
EPS 8000 UPS Single Module Inverter off 1.5.2 Alphanumeric Display and Controls The alphanumeric display is located directly below the front panel display. See Figure 1-7. For complete instructions, refer to section 2.0 Operation, Using the Alphanumeric Displays. A brief description of the display and controls follow.
1.5.2.2 Alphanumeric Display Pushbuttons Descriptions of the function of the alphanumeric display settings pushbuttons. ø Settings This pushbutton is used to select the display language and adjust the LCD screen contrast for optimal viewing. ˘ Selection Depending on the displayed message, the “˘” key may serve to indicate selection, negative response, and other functions.
EPS 8000 UPS Single Module Ø On/off ° Confirmation/Verify Depending on the displayed message, this pushbutton may serve to indicate confir- 1.5.2.3 Numbered Lights During normal operation, the green LED #1 will be on, indicating that the UPS core controller communicates with the display.
Battery charge overcurrent Battery overvoltage Rectifier/battery charger control board fault Power supply board fault D: Main AC input (mains 1) outside tolerance This orange LED indicates that the main AC input (mains 1) source is outside tolerance (voltage and/or frequency too high or too low).
EPS 8000 UPS Single Module Battery discharged This orange LED indicates that the battery has reached the end of its autonomy, shutting down the inverter. J: Inverter desynchronized This orange LED indicates that the inverter is not synchronized with the bypass AC input (mains 2).
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Return to float voltage (pushbutton #2) This pushbutton can be used during a battery charge cycle to force the rectifier/battery charger back to the float voltage level. Security pushbutton (key) This pushbutton must be pressed simultaneously with any of the following three pushbuttons.
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Scope This section describes procedures for normal operation of EPS 8000 Single Module systems. Including interactive front panel display, settings for language configuration, alarms message displays, voltage, current, battery measure- ments, with before and after start-up checks, emergency shutdown using EPO disconnects, and normal conditions for using forced transfers.
EPS 8000 UPS Single Module Settings Selection Screen The settings selection screens allow the user to configure the display language and set the contrast of the LCD display. To access the settings selection screen, press the settings pushbutton, and follow the steps. See Figure 2-2.
Sensor Measurements The LCD displays comprehensive information about UPS performance monitoring functions through sensor measure- ments devices located within the EPS 8000 single module. See Figure 2-4. Figure 2-4: Measurement Sensors Located throughout the EPS 8000 S-M UPS. EPS 8000 UPS MODULE...
EPS 8000 UPS Single Module Voltage Measurements To display voltage measurements, press the “V” key on the keyboard. See Figure 2-5. Figure 2-5: Voltage Measurement Displays. (Only in UPS modules) (only in SSC) (only in SSC) (only in UPS modules) (only in UPS modules) page 2 —4...
Current Measurements To display current measurements, press the “A” key on the keyboard. See Figure 2-6. Figure 2-6: Current Measurements Displays. Select current measurements by pressing the INPUT (Only in UPS modules) A RMS BYPASS (only in SSC) A RMS INV.
EPS 8000 UPS Single Module Power Frequency Measurements To display power or frequency measurements, press the “W.Hz” key on the keyboard. See Figure 2-7. Figure 2-7: Power and Frequency Measurements Displays. Select power and frequency measurements „ by pressing the pushbutton.
Battery Measurements To display battery voltage, current, ambient temperature, and time available or remaining, press the battery key on the keyboard. see Figure 2-8. Figure 2-8: Battery Measurements Displays. Select battery measurements by pressing the "battery" pushbutton. ı ° UBAT. IBAT.
EPS 8000 UPS Single Module 2.9 LCD Messages This section presents the most common alarm messages that appear on the LCD (the alphanumeric section of the “hidden” panel), and explains their meaning. This is the normal display message. There are no alarms or problems, and the load is being supplied by the UPS inverter.
2.9.2 Secondary Alarms The presence of these alarms is indicated by a flashing exclamation mark (!) on the general alarm message. Press the “alarm” pushbutton to view these messages. This message indicates that the UPS has been shut down because a remote emergency power off (REPO) pushbutton has been pressed and is still closed.
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EPS 8000 UPS Single Module This message indicates that the main AC input (mains 1) frequency is out of tolerance. The rectifier/battery charger has shut down and the inverter is operating from its battery source. This message indicates that the main AC input (mains 1) voltage is out of tolerance. the rectifier/battery charger has shut down and the inverter is operating from its battery source.
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This message indicates that the input isolation circuit breaker is open or has tripped. It must be closed for rectifier/battery charger start-up. This message indicates that the inverter is in an overload condition, usually due to excessive real power (kW) being drawn by the load.
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EPS 8000 UPS Single Module This message indicates that the optional UPS isolation circuit breaker Q5N is open. The load is not supplied unless the maintenance bypass circuit breaker Q3BP is closed. This message indicates that the optional maintenance bypass circuit breaker Q3BP is closed. The system is set to maintenance bypass, and the load is supplied by the bypass AC input source (mains 2).
2.10 Preparations Before Start-up Preparing before start-up uses a check list to powering up the EPS 8000 UPS. Reference the EPS 8000 Shared Systems Users Manual 86-132216-00, and Installation Manual for Single module and Shared Systems 86-132215- 00, in conjunction with this start-up procedure, to utilize information of the controls and indicators during start-up.
EPS 8000 UPS Single Module 2.10.2 Start-up The following start-up procedure should be performed during the initial start-up following installation of the system, and this sequence should be followed any time that the EPS 6000 UPS is being restarted from an off condition (i.e., after the UPS has been powered down by removing the upstream AC input power and opening all the circuit breakers of the UPS).
Battery transfer test. Maintenance bypass procedure. 2.11 Shutdown Shutdown procedures in this section apply to the EPS 8000 UPS cabinet under normal, emergency, overload, and maintenance conditions. 2.11.1 Emergency Shutdown Using EPO CAUTION: During an emergency situation, such as a fire in the computer or electrical room, the UPS and all downstream devices can be instantly shut down by pressing the “emergency power off”...
EPS 8000 UPS Single Module 2.11.2 Normal Shutdown To shut down the UPS, press the “inverter off” pushbutton on the module front panel for 3 seconds. To restart, press the “inverter on” pushbutton. Note that the transfer will occur only if the inverter is synchronized to the bypass;...
configuration, close all the battery disconnect circuit breakers. 8. Automatic restart of the UPS is the normal configuration; the UPS inverter will start automatically and resume normal operation. If your EPS 6000 has been programmed NOT to automatically restart, start the inverter by pressing the “inverter on”...
EPS 8000 UPS Single Module 2.12 Forced Transfers This section describes the normal transfer conditions and the procedures to be followed when issuing forced transfers. CAUTION: 2.12.1 Uninterrupted Transfer Conditions To transfer the load between the UPS module output and the bypass AC input (mains 2) source without interruption,...
Scope This section describes maintenance of the EPS 8000, including safety instructions, preventive maintenance, isolation for maintenance, information about replacement parts, and troubleshooting LCD alarm messages. Safety Instructions WARNING: ATTENTION WARNUNG! IMPORTANT SAFETY INSTRUCTIONS FOR SERVICING BATTERIES A. Servicing of batteries should be performed or supervised by personnel knowledgeable of batteries and the required precautions.
There are no user replaceable parts inside the EPS 8000. Three levels of replacement parts are available for the EPS 8000 UPS. The three levels are designated A, B, and C. The level that you should keep on hand for your installation will vary depending on the type of maintenance planned on site, and the configuration of your UPS system.
Symbols Definition / Meaning And/or. Plus or Minus. ≤ Equal to or less than. Number. °C Degree Celsius. °F Degree Fahrenheit. Ø Phase angle. Ohm; unit of resistance. Ω ® Trade Mark. Second. A, B, C Normal sequence of phases (clockwise) in three-phase power. AC or ac Alternating current, also implies root-mean-square (rms).
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EPS 8000 UPS Single Module Carrier The company or individual responsible for delivering goods from one location to another. Common. Circuit breaker. Centimeter. Decibels. Direct current. Conduit A flexible or rigid tube enclosing electrical conductors. C.S.S. Customer Support Service. Current rating The maximum current that a conductor or equipment can carry reliably without damage.
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KiloVolt-Ampere; is equal to 1000 Volt-Ampere. Line. Liquid-Crystal Display unit. Light Emitting Diode. Load protected The attached load is being supplied by the UPS module inverter output, and the battery is available in the event that incoming (utility) power is lost. Load not protected The attached load is being supplied, but the battery system is unavailable.
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Refers to an electronic technician qualified to maintain and repair electronic equipment. Not necessarily qualified to install electrical wiring. Test connector DB-9 type connector on the LCD panel allowing MGE UPS SYSTEMS Customer Support Service technician to access programmable and diagnostic features of the system. Voltage.
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Volts Volt amperes Volt-amps, unit for apparent power measurement, equal V x I. VAC or Vac Voltage of AC type. VDC or Vdc Voltage of DC type. Battery voltage. By way of. Glossary Users Manual page g — 5...
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I would like to order______ (quantity @ $50.00 each) additional copies of the: I would like to report the following problems with this document: Reorder form 1660 Scenic Avenue Costa Mesa, CA 92626 EPS 8000 UPS Single Module Users Manual 86-132217-00 A02...
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