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MGE™ Galaxy™ PW
20 - 200 kVA
User manual
E-51028230XT/BG - 1
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2 - E-51028230XT/BG
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Contents Introduction General characteristics of MGE™ Galaxy™ PW UPSs ......................................... 5 System description .................................................................................................. 6 Different types of MGE™ Galaxy™ PW systems ................................................... 7 Isolation and protection devices .............................................................................. 7 Operation in on-line mode .............................
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All products in the MGE™ Galaxy™ PW range are protected by patents. They implement original technology not available to competitors of APC by Schneider Electric. To take into account evolving standards and technology, equipment may be modified without notice. Indications concerning technical characteristics and dimensions are not binding unless confirmed by APC by Schneider Electric. This document may be copied only with the written consent of APC by Schneider Electric. Authorised copies must be
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Introduction General characteristics of MGE™ Galaxy™ PW UPSs UPS power rating in kVA 20 30 40 50 60 80 100 120 160 200 Normal AC input number of conductors 3 phases rated voltage and tolerances 380 V or 400 V or 415 V ± 10% (adjustable to ± 15%) rated frequency and tolerances 50 Hz or 60 Hz / ± 10% THDI with THM filter < 4% power factor with THM filter up to 0,96 Bypass AC input number of conductors 3 phases + neutral rated voltage and tolerances 380 V or 400 V or 415 V / ± 10% rated frequency a
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Introduction (cont.) Note The system may also include : System description ◗ the normal AC input and the bypass ◗ an isolating transformer on bypass AC input have different functions and, (see figure 1) AC input; depending on the installation, may be ◗ a passive harmonic filter (FAH) on protected differently upstream and/or ◗ a rectifier/charger module (A) the normal AC input; come from different sources. converts 3-phase AC power from the ◗ an active harmonic conditioner on the ◗ frequenc
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Introduction (cont.) configurations. Frequency converter Different types of When increased power is required (two without battery backup to four parallel units), an external MGE™ Galaxy™ PW bypass must be added (see figure 6). power systems Isolation and protection Parallel UPS system devices AB 1 (See figure 1 on previous page): D ◗ Q1 (switch): A B C ◗ ◗ isolation of the rectifier/charger (A) 1 2 from the normal AC source (1); D 2 ◗ ◗ rectifier/charger (A) start-up; ◗ QF1 (circuit breaker)
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Introduction (cont.) units. longer supplied. Operation in on-line Operation with the normal Battery time mode AC source down The available battery time during a normal AC source outage depends on Normal operation See figure 8. the: In the event of a normal AC source ◗ rated capacity of the battery; Normal AC source power is available failure or voltage outside specified ◗ power consumed by the load; (see figure 7). tolerances of ±10% in amplitude (±15% ◗ temperature of the battery; ◗ lights
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Introduction (cont.) The battery charge cycle takes place in Note 1: Operation with the normal two steps (see figure 10): If the normal AC source failure is AC source restored ◗ step 1: the battery is recharged at a shorter than 0 to 255 seconds (default constant current limited to 0.1C10 (i.e. value = 30 seconds) (parameter See figure 9. 1/10th of the battery capacity specified defined by after-sales support When normal AC source power (1) is for a 10 hour discharge). The DC department), the c
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Introduction (cont.) Operation with bypass AC Forced transfer and return Operation in "ECO" source restored transfer mode ◗ no battery discharge (see figure 11). ◗ forced transfer. When the load is Normal operation When bypass AC source power supply supplied via the static bypass (C), it (2) is restored or returns to within may be transferred to the inverter (B) See figure 11. specified tolerances, the load is by pressing pushbutton 20 (see figure The power required by the load is transferred
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Introduction (cont.) If the conditions are not satisfied, the Parallel UPSs with Inverter shutdown or inverter will current limit to 165% of its redundancy rated current for 1 second before overload stopping; ◗ the shutdown of one UPS unit is of ◗ in the event of a small but extended See figure 13 for devices or no consequence for the load. The overload (i.e. a continuous level of installations operating in on-line mode others each take up an equal amount of power exceeding the full rated load
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Introduction (cont.) When the bypass AC source frequency Operation with an Output voltage quality returns to within the specified tolerances, the inverter is gradually re- engine generator set and continuity synchronised to the bypass line at a rate of 0.5 Hz to 2 Hz/s (as per the See figure 15 below. The output voltage is stable in value personalised by the after-sales If a stand-by generator is included in amplitude and frequency and is free of support department), thus avoiding the installati
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Description of MGE™ Galaxy™ PW cubicles UPS cubicle The rated outputs for MGE™ Galaxy™ PW UPSs (or frequency converters) are 20, 30, 40, 50, 60, 80, 100, 120 , 160 and 200kVA. See figure 16 for the layout of the 11 various cubicle components. 1 4 Legend for figure 16: 1 - rectifier/charger module, 2 - inverter module, 12 3 - static-bypass module, 4 - cage for electronic control boards, 2 2 2 5 - rectifier/charger input fuses "FUE", 6 - inverter output fuses "FUS", 7 - normal AC input switch Q1,
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Control panel Battery cubicle General Figure 17 shows an example of The control panel on component layout in a battery cubicle MGE™ Galaxy™ PW UPSs comprises or a battery circuit-breaker enclosure. the basic controls and indications required to check the general status of Legend for figure 17: the system (see figure 19). 1 - battery isolation and protection Located in the upper right part of the circuit breaker QF1, cubicle front, the control panel is 2 - battery cells. designed to provide an ea
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Control panel (cont.) "Inverter" light 4 Buzzer 6 Presentation ◗ light off: inverter OFF; The buzzer sounds in the following See figure 19. ◗ light flashing green: inverter starting, situations: inverter ON but not connected to the ◗ load supplied by the bypass AC load; source; "Rectifier/charger" light 1 ◗ light shines green: normal inverter ◗ load on battery; ◗ light off: rectifier/charger OFF; operation; ◗ operating problems. ◗ light shines green: rectifier/charger ◗ light shines r
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Control panel (cont.) Keys 10 and 11 key 18 These keys are used to select This key is used to access the primary commands in the main menu and messages. access the secondary messages. "Battery" key 19 Key 12 This key is used to access battery This key is used to validate the user’s measurements: choice. ◗ battery voltage (or the DC voltage on frequency converters without a battery); ◗ battery current (charge or discharge); Key 13 ◗ battery temperature; This key is used to access the mai
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Start-up Parallel UPS unit for Single-converter unit or System start-up increased output redundant parallel Single-UPS unit or converter unit See figure 21. redundant parallel UPS or Proceed in the following order: See figure 21. ◗ check that all load devices are off or UPS in "ECO" mode Proceed in the following order: that the load is disconnected; ◗ close the upstream switch supplying See figure 20. ◗ close the upstream switch supplying normal AC source power (on the LV Proceed in the follo
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Start-up (cont.) Single-converter unit Start-up of a module ◗ the inverter starts up, then connects. The load is then supplied by the Start-up of a rectifier/ inverter: charger ◗ ◗ the green lights 4 and 5 go on. ◗ rectifier/charger start-up is automatic Parallel-converter unit when the normal AC input switch Q1 is closed: ◗ the inverter starts and awaits the start ◗ ◗ the green "rectifier/charger" light 1 of the other inverters; on the control panel goes on; ◗ when they are all on or en
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Shutdown Single-converter unit Shutdown of the Shutdown of a rectifier/ ◗ the green lights 4 and 5 on the inverter charger control panel go off; ◗ the inverter stops. ◗ press the "inverter OFF" button 9 on Except in frequency converters without the control panel for three seconds (see a battery, it is recommended not to stop Parallel UPS unit the rectifier/charger because the figure 19). ◗ if the system is redundant, i.e. the battery will no longer be charged. other parallel-connected inv
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Control-panel display Display of alarms General organisation Display of messages primary message The display is structured around In addition to keypad operations, the primary and secondary messages, graphical display brings up a window measuring tables and setting screens. giving the overall device status. The As a rule, the message displayed on message displayed is then said to be (ALARM MESSAGE N° 1) the screen is always a primary one. primary (see list in the paragraph The secondary messages
