Page 2 - IMPORTANT SAFETY INSTRUCTIONS; that must be followed during operation of the equipment.; Important Safety information; page ii
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: Opening enclosures expose hazardous voltages. Always refer service to qualified personnel only. ATT...
Page 3 - page iii; Users Manual
EPS 8000 UPS Single Module U s e r s M a n u a l For service call1-800-523-0142 86-132217-00 A02 06/03Copyright © 2003 MGE UPS SYSTEMS, Inc.All rights reserved. Printed in U.S.A. MGE UPS SYSTEMS, Inc.1660 Scenic AvenueCosta Mesa, CA 92626(714) 557-1636 page iii Users Manual
Page 4 - page iv; S i n g l e M o d u l e U s e r s M a n u a l; Warranty Information; Warranty; Proprietary Rights Statement; Revision History
EPS 8000 UPS Single Module page iv E P S 8 0 0 0 U P S S i n g l e M o d u l e U s e r s M a n u a l Warranty Information 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 op...
Page 5 - page v; How To Use This Manual; To quickly find a specific topic, look at the Table of Contents.
How To Use This Manual page v Users Manual 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 us...
Page 6 - ADDITIONAL SERIAL NUMBERS:; CAUTION: Record All Serial Numbers; page vi
CAUTION RECORD ALL SERIAL NUMBERS FOR THE SINGLEMODULE UPS SYSTEM. THESE SERIAL NUMBERS WILL BE REQUIRED IFYOUR SYSTEM NEEDS SERVICE. KEEP THIS MANUAL IN A PLACE WHERE YOU CAN REFERENCETHE SERIAL NUMBERS IF SERVICE IS REQUIRED! UPS UNIT SERIAL NUMBER: _____________________________________________ MB...
Page 7 - page c i; Contents; Section 1; section; C o n t e n t
page c i Users Manual Contents section description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .page Important Safety Instructions . . . . . . . . . . . . . . . . .Inside Front CoverWarranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
Page 8 - Section 3; Glossary; page c ii
Section 2 Operation section description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .page 2.0 Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-1 2.1 Status Screen Display . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
Page 9 - page c iii; figure
Contents page c iii Users Manual Figures figure description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .page 1-1 EPS 8000 System, S-M Configuration, 1 GCC per Module . . . . . . .1-2 1-2 Circuit Breaker Locations on the EPS 8000. (Q4S not shown) . . . .1-3 1-3 Ci...
Page 10 - page c iv
(This page left blank intentionally) EPS 8000 UPS Single Module page c iv
Page 11 - Scope; Reference Manuals; This manual is divided into four sections:; Section 1 Introduction; tions for front panel displays and control indicators.; Section 2 Operation; for using forced transfers.; Section 3 Maintenance; Introduction; I n t r o d u c t i o n
1.0 Scope This manual provides User instructions for operating the EPS 8000 UPS Single Module system (S-M). Descriptions include section descriptions, a general overview of system internal components, circuit breaker diagrams, descrip- tions for front panel displays and control indicators. Please re...
Page 12 - General Description; Major components of the EPS 8000 Single Module include:
1.3 General Description EPS 8000 is a family of compact, high-efficiency uninterruptible power systems. Standard power ratings for single- module systems range from 555 to 800 kVA. EPS 8000 UPS are optimized for compatibility with non-linear computer-type loads. Computer-aided UPS diagnostics and mo...
Page 13 - S p e c i f i c a t i o n s , C i r c u i t B r e a k e r s a n d P o w e r f l o w D i a g r a m s; input current protection.
Introduction page 1 — 3 Users Manual 1 . 4 S p e c i f i c a t i o n s , C i r c u i t B r e a k e r s a n d P o w e r f l o w D i a g r a m s 1 . 4 . 1 C i r c u i t B r e a k e r s EPS 8000 UPS circuit breakers (except the battery disconnect circuit breaker QF1) are located behind the doors of the...
Page 14 - F i g u r e 1 - 4 : C i r c u i t B r e a k e r L o c a t i o n s o n t h e Q 4 S C a b i n e t .
F i g u r e 1 - 3 : C i r c u i t B r e a k e r L o c a t i o n s o n t h e M a i n t e n a n c e B y p a s s C a b i n e t . F i g u r e 1 - 4 : C i r c u i t B r e a k e r L o c a t i o n s o n t h e Q 4 S C a b i n e t . Introduction EPS 8000 UPS Single Module page 1 — 4 B Y PA S S I N P U TA , B...
Page 15 - P o w e r F l o w D i a g r a m s
Introduction page 1 — 5 Users Manual 1 . 4 . 2 P o w e r F l o w D i a g r a m s 1 . 4 . 2 . 1 N o r m a l O p e r a t i o n 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 volt...
Page 16 - Single Module Indicators and Controls; The following display descriptions:
1.5 Single Module Indicators and Controls Single Module indicators and controls are located in three places on the UPS cabinet: on the front panel, behind a drop-down cover just below the front panel, and inside the cabinet doors, see Figure 1-7. In battery cabinets and auxiliary cabinets, the contr...
Page 17 - Front Panel; EPO
Introduction page 1 — 7 Users Manual 1.5.1 Front Panel The UPS front panel, includes the emergency power off (EPO) pushbutton, the audible alarm, four LEDs that serve as system status indicators, the “inverter on” pushbutton, and the “inverter off” pushbutton. See Figure 1-8. Figure 1-8: Front Panel...
Page 18 - Inverter off
AC input (mains 2) source, the static switch transfers the load to the inverter output. If the inverter cannot synchronize to the bypass AC input (mains 2) source, the load must be forced to transfer using the hidden panel (see section 2.11, Forced Transfers). Inverter off (item 7) This gray pushbut...
Page 19 - Alphanumeric Display Pushbuttons
Introduction page 1 — 9 Users Manual 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...
Page 20 - fault Clear faults; fault
Ø On/off This pushbutton is reserved for future use. ° Confirmation/Verify Depending on the displayed message, this pushbutton may serve to indicate confir- mation, positive response, and other functions. 1.5.2.3 Numbered Lights During normal operation, the green LED #1 will be on, indicating that t...
Page 21 - . 5 . 3 . 1 L E D A l p h a n u m e r i c I n d i c a t o r s; A: Emergency shutdown
Introduction page 1 — 11 Users Manual 1 . 5 . 3 . 1 L E D A l p h a n u m e r i c I n d i c a t o r s Fourteen alphabetically labeled LEDs provide detailed information on UPS status as follows: A: Emergency shutdown This red LED indicates that the emergency power off (EPO) or remote emergency power ...
Page 23 - Return to float voltage; the rectifier/battery charger back to the float voltage level.; Security pushbutton
Introduction page 1 — 13 Users Manual 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 fol...
Page 25 - O p e r a t i o n; Status Screen Display; output, the display will present the general status message:; Operation; General status screen.
Users Manual O p e r a t i o n page 2 —1 2.0 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 ...
Page 26 - Settings Selection Screen
Operation EPS 8000 UPS Single Module page 2 —2 2.2 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 Figu...
Page 27 - Figure 2-3: Sequential Alarm Messages for Viewing the Fault Log.; Sensor Measurements
page 2 —3 Users Manual The most serious alarms are stored in the fault log, and may be viewed by following the steps shown in Figure 2-3. To reset the alarms, press the “clear fault log” pushbutton. See section 1.5.2.2 Alphanumeric Display Pushbuttons. Figure 2-3: Sequential Alarm Messages for Viewi...
Page 28 - Measurements
EPS 8000 UPS Single Module page 2 —4 Operation 2.5 Voltage Measurements To display voltage measurements, press the “V” key on the keyboard. See Figure 2-5. Figure 2-5: Voltage Measurement Displays. Select voltage measurements by pressing the ◊ pushbutton INPUT VAB VBC VCAV RMS BYPASS VAN VBN VCNV RM...
Page 30 - Power Frequency Measurements
2.7 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. Operation EPS 8000 UPS Single Module page 2 —6 Select power and frequency measurements by pressing the „ pushbutto...
Page 31 - Battery Measurements
Operation page 2 —7 Users Manual 2.8 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 "batt...
Page 32 - General Alarms
Operation EPS 8000 UPS Single Module page 2 —8 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. LOAD IS PROTECTEDUPS IS ON LINE This is the normal display message. There are no a...
Page 33 - Secondary Alarms; the “alarm” pushbutton to view these messages.
Operation page 2 —9 Users Manual 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. EMERGENCY SHUTDOWNREPO ON ! This message indicates that the UPS has been shut down b...
Page 34 - protected, since battery power is unavailable.
Operation EPS 8000 UPS Single Module page 2 —10 UPS INPUT PROBLEMCHECK FREQUENCY ! 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. UPS INPUT PROBLEMCHECK VOLTAGE ...
Page 35 - and that the inverter has shut down.; PH OUT OF TOLERANCE !; source is not possible.
Operation page 2 —11 Users Manual Q1 UPS INPUT CBOPEN ! This message indicates that the input isolation circuit breaker is open or has tripped. It must be closed for rectifier/battery charger start-up. INVERTER OVERLOADCHECK P.F. AND KW This message indicates that the inverter is in an overload cond...
Page 36 - the maintenance bypass circuit breaker Q3BP is closed.
Q5N UPS OUTPUT ISOL.SWITCH OPEN ! 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. Q3BP MAINT. BYPASSSWITCH CLOSED ! This message indicates that the optional maintenance bypass c...
Page 37 - Preparations Before Start-up; UPS and load requirements.
Operation page 2 —13 Users Manual 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...
Page 38 - Close the output isolation circuit breaker Q5N (if present).; closing Q4S to supply the bypass source to the attached load.; The red “load not protected” LED is on
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 t...
Page 39 - performed as applicable to your installation:; Shutdown; maintenance conditions.
Operation page 2 —15 Users Manual N O T E : If the transfer conditions are not satisfied (bypass AC input sources is out of tolerance) a forced transfer is required. Refer to section 2.12 Forced Transfers. 2.10.3 Checks After Start-up After initial start-up of the system, normal operation should be ...
Page 40 - the procedure that applies to your configuration.
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; otherwise, a forced transfer is needed, see ...
Page 41 - Open the circuit breaker Q4S.
Operation page 2 —17 Users Manual 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, s...
Page 42 - Forced Transfers; the following conditions must be satisfied:; Forced Transfer from Bypass AC Input Source to Inverter
2.12 Forced Transfers This section describes the normal transfer conditions and the procedures to be followed when issuing forced transfers. C A U T I O N : Opening Q4S with the inverter stopped in a UPS without maintenance bypass will disconnect the attached load. 2.12.1 Uninterrupted Transfer Cond...
Page 43 - Maintenance; M a i n t e n a n c e; tions should be observed when working with batteries:
Users Manual Maintenance M a i n t e n a n c e page 3 —1 3.0 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. 3.1 Safety Instruction...
Page 44 - Preventive Maintenance; preventive and remedial maintenance.; Replacement Parts; There are no user replaceable parts inside the EPS 8000.; Level; most critical circuit board assemblies.
3.3 Preventive Maintenance The following preventive maintenance routines should be considered the minimum requirements; your installation and site may require additional preventive maintenance to assure optimal performance from your installed EPS 8000 and associated equipment. These routines should ...
Page 45 - Symbols; G l o s s a r y; page g — 1
Symbols Definition / Meaning @ At. / And/or. +/- Plus or Minus. ≤ Equal to or less than. # Number. °C Degree Celsius. °F Degree Fahrenheit. Ø Phase angle. Ω Ohm; unit of resistance. ® Trade Mark. 2nd Second. A, B, C Normal sequence of phases (clockwise) in three-phase power. AC or ac Alternating cur...
Page 46 - page g — 2
Carrier The company or individual responsible for delivering goods from one location to another. C Common. CB Circuit breaker. cm Centimeter. dB Decibels. DC Direct current . Conduit A flexible or rigid tube enclosing electrical conductors. C.S.S. Customer Support Service. Current rating The maximum...
Page 47 - page g — 3
kVA KiloVolt-Ampere; is equal to 1000 Volt-Ampere. L Line. LCD Liquid-Crystal Display unit. LED 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 protec...
Page 48 - page g — 4
Q3BP Optional maintenance bypass circuit breaker (in single-module UPS system); optional mainte- nance bypass circuit breaker in MBC cabinet (in shared systems). Q4S Control or bypass circuit breaker (in single-module UPS systems); user-supplied bypass AC input circuit breaker supplying the SSC (in ...
Page 49 - page g — 5
Glossary page g — 5 Users Manual V Vo l t s VA Vo l t a m p e r e s VA 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. v e Battery voltage. V i a By way of.
Page 50 - page g — 6
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Page 51 - Use this form; NAME; Single Module; I would like to report the following problems with this document:
Reorder form 1 6 6 0 S c e n i c Av e n u e C o s t a M e s a , C A 9 2 6 2 6 Use this form to order additional copies of this document, or to report any errors, omissions, or other problems you have experienced. NAME __________________________________________________________________________________...
Page 54 - 6 6 0 S c e n i c A v e n u e , C o s t a M e s a , C a l i f o r n i a 9 2 6 2 6 • ( 7 1 4 ) 5 5 7 - 1 6 3 6
1 6 6 0 S c e n i c A v e n u e , C o s t a M e s a , C a l i f o r n i a 9 2 6 2 6 • ( 7 1 4 ) 5 5 7 - 1 6 3 6 w w w . m g e u p s . c o m
