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www.mgeups.com
Galaxy PW™
100 to 225 kVA
User’s Manual
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Galaxy PW™ User’s Manual For service call 1-800-438-7373 86-133060-00 X1 08/02 Copyright © 2002 MGE UPS Systems, Inc.. All rights reserved. Printed in U.S.A. MGE UPS Systems 1660 Scenic Avenue Costa Mesa, CA 92626 www.mgeups.com (714) 557-1636 800/523-0142
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Galaxy PW 100 to 225 kVA User’s Manual This page intentionally left blank ii Chapter name
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IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS — This manual contains important instructions for EPS 6000 inverters that must be followed during installation, operation and maintenance 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! Offene Raeume entlade
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TM Galaxy PW 100 to 225 kVA user’s manual Galaxy PW™ User’s Manual Warranty Seller warrants to the Ultimate Purchaser (the purchaser who buys for use, and not for resale) that all products furnished under this order and which are manufac- tured by Seller will conform to final specifications, drawings, samples and other written descriptions approved in writing by Seller, and will be free from defects in materials and workmanship. These warranties shall remain in effect for period of twelve (12) m
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contents safety instructions ......................................................................................................iii warranty .....................................................................................................................v how to use this manual .............................................................................................2 introduction general characteristics of Galaxy PW™ UPS ..........................................................3 syst
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TM how to use this manual Galaxy PW 100 to 225 kVA 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 in the Glossary. This manual uses Noteboxes to convey important information. Noteboxes come in four varieties: WARNING CAUTION A WARNING notebox A CAUTION notebox indicates information indicates information provided to protect the provided to protect the user and service user and service personnel against
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introduction User’s Manual general characteristics of Galaxy PW™ UPS UPS power rating in kVA 100 130 150 180 200 225 Normal AC input number of conductors 3 phases rated voltage and tolerances 480 V ± 10% (adjustable to ± 15%) rated frequency and tolerances 60 Hz / ± 10% THDI < 14% < 11% < 10% < 8% < 7.6% < 7.5% power factor up to 0,9 Bypass AC input number of conductors 3 phases 3 phases + neutral rated voltage and tolerances 480 V / ± 10% rated frequency and tolerances 60 Hz / ± 10% Loa
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TM Galaxy PW 100 to 225 kVA Note The system may also include: system description n the normal AC input and the bypass AC n Isolation or auto transformers on both input have different functions and, (see figure 1) input and output. depending on the installation, may be pro- n 2 CB or 3 CB maintenance bypass n a rectifier/charger module (A) converts tected differently upstream and/or come n different remote control, indication and 3-phase AC power from the normal AC from different sources. display
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User’s Manual parallel UPS system different types of Galaxy isolation and protection See figure 3 showing two parallel-connect- PW™ systems devices ed (redundant) UPS units. (See figure 1 on previous page): single-UPS unit n Q1 (Molded circuit breaker NA): Q3BP o isolation of the rectifier/charger (A) from the normal AC source (1); AB Q5N o rectifier/charger (A) start-up; 1 1 n QF1 (circuit breaker): D o battery (D) protection and isolation; C S 2 n Q5N (switch): 2 2 Galaxy 1 o isolation of the
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TM Galaxy PW 100 to 225 kVA operation with the normal AC battery time operation in on-line source down The available battery time during a normal mode AC source outage depends on the: See figure 6. n rated capacity of the battery; In the event of a normal AC source failure normal operation n power consumed by the load; or voltage outside specified tolerances of n temperature of the battery; Normal AC source power is available (see ±10% in amplitude (±15% optionally), the n age of the battery. f
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User’s Manual The battery charge cycle takes place in operation with the normal AC two steps (see figure 8): NOTE source restored n step 1: the battery is recharged at a If the normal AC source constant current limited to 0.1C10 (i.e. See figure 7. failure is shorter than 0 to 1/10th of the battery capacity specified for When normal AC source power (1) is 255 seconds (default value a 10 hour discharge). The DC voltage restored or its voltage returns to within = 30 seconds) (parameter increases w
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TM Galaxy PW 100 to 225 kVA If the conditions are not satisfied, the parallel UPSs with redundancy inverter shutdown or inverter will current limit to 165% of its n the shutdown of one UPS unit is of no rated current for 1 second before stop- overload consequence for the load. The others ping; each take up an equal amount of load See figure 9 for devices or installations n in the event of a small but extended power and the load continues to be sup- operating in on-line mode with a bypass overloa
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User’s Manual operation with an engine output voltage quality When the bypass AC source frequency returns to within the specified tolerances, generator set and continuity the inverter is gradually re-synchronized to See figure 11 below. The output voltage is stable in amplitude the bypass line at a rate of 0.5 Hz to 2 If a stand-by generator is included in the and frequency and is free of interruptions or Hz/s (as per the value personalized by the installation, it is generally started automati-
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description of TM galaxy PW™ cabinets Galaxy PW 100 to 225 kVA Description of Galaxy PW™ Cabinets UPS cabinet See figure 12 for the layout of the various cabinet components. 1 2 2 2 3 11 Legend for figure 12: 1 - rectifier/charger module, 2 - inverter module, 3 - static-bypass module, 12 4 - card case for electronic control boards, 4 5 - rectifier/charger input fuses "FUE", 13 6 - inverter output fuses "FUS", 7 - normal AC input circuit breaker Q1, 8 - bypass AC input switch Q4S, 9 - maintenanc
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control panel User’s Manual "Static-bypass" light 3 general indications n light off: bypass AC source within speci- The control panel on Galaxy PW™ UPSs See figure 14. fied tolerances and static bypass open; comprises the basic controls and indica- n light shines green: static bypass closed; "Rectifier/charger" light tions required to check the general status 1 n light shines red: the stored alarm indi- of the system (see figure 14). n light off: rectifier/charger OFF; cates one or severa
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TM Galaxy PW 100 to 225 kVA "Load" light 5 "V" key 13 "Alarm reset" key 20 n light off: load not supplied; This key is used to access voltage mea- This key is used to reset stored alarms. n light shines green: load supplied via the surements: The system accepts resetting only when inverter or the bypass AC source (via the n normal AC source phase-to-phase volt- alarms have been cleared. static bypass). ages; Buzzer 6 n bypass AC source phase-to-phase and "Buzzer reset" key 21 phase-to-
