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APC 20 - 200 KVA - page 1
E-51028230XT/BG - 1 User manual MGE™ Galaxy™ PW 20 - 200 kV A ...
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APC 20 - 200 KVA - page 2
2 - E-51028230XT/BG ...
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APC 20 - 200 KVA - page 3
E-51028230XT/BG - 3 Contents Introduction General characteristics of MGE™ Galaxy™ PW UPSs ......................................... 5 System description .................................................................................................. 6 Different types of MGE™ Galaxy™ PW systems ............................................. ...
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APC 20 - 200 KVA - page 4
4 - E-51028230XT/BG 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 ar ...
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APC 20 - 200 KVA - page 5
E-51028230XT/BG - 5 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 &l ...
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APC 20 - 200 KVA - page 6
6 - E-51028230XT/BG System description (see figure 1) ◗ a rectifier/charger module (A) converts 3-phase AC power from the normal AC source supply (1) into DC power for the normal inverter input and float charges or recharges the battery; ◗ a battery unit (D) provides backup power for the inverter in the event of a voltage drop or a normal AC so ...
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APC 20 - 200 KVA - page 7
E-51028230XT/BG - 7 Different types of MGE™ Galaxy™ PW systems Frequency converter without battery backup power Parallel UPS system Fig. 2 Single-UPS unit Fig. 3 Frequency converter with battery backup power Fig. 4 See figure 5 showing two parallel- connected (redundant) UPS units. A static bypass (C) does not exist in parallel-connected freque ...
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APC 20 - 200 KVA - page 8
8 - E-51028230XT/BG Introduction (cont.) Operation in on-line mode Normal operation Normal AC source power is available (see figure 7). ◗ lights 1 , 4 and 5 shine green on the control panel; ◗ the power necessary for the load is provided by the normal AC source (1) through the rectifier/charger (A) and the inverter (B) ; ◗ the rectifier/charg ...
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APC 20 - 200 KVA - page 9
E-51028230XT/BG - 9 Operation with the normal AC source restored See figure 9. When normal AC source power (1) is restored or its voltage returns to within specified tolerances, the system automatically returns to its normal operating mode described above (on the condition it did not reach the end of battery power). If the end of battery power was ...
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APC 20 - 200 KVA - page 10
10 - E-51028230XT/BG Introduction (cont.) Operation with bypass AC source restored ◗ no battery discharge (see figure 11). When bypass AC source power supply (2) is restored or returns to within specified tolerances, the load is transferred back to the static bypass (C) , without an interruption in the supply of power. Note: this operating mode d ...
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APC 20 - 200 KVA - page 11
E-51028230XT/BG - 11 Parallel UPSs with redundancy ◗ the shutdown of one UPS unit is of no consequence for the load. The others each take up an equal amount of load power and the load continues to be supplied normally; Unit shutdown results in the following on the control panel: ◗ ◗ lights 4 and 5 go off, ◗ ◗ activation of the buzzer (con ...
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APC 20 - 200 KVA - page 12
12 - E-51028230XT/BG Operation with an engine generator set See figure 15 below. If a stand-by generator is included in the installation, it is generally started automatically in the event of a normal AC source failure and connected to the main low voltage switchboard. It is disconnected when normal AC source power is restored. With such a system, ...
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APC 20 - 200 KVA - page 13
E-51028230XT/BG - 13 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 various cubicle components. Legend for figure 16: 1 - rectifier/charger module, 2 - inverter module, 3 - static-bypass module, 4 - cage for electronic co ...
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APC 20 - 200 KVA - page 14
14 - E-51028230XT/BG Control panel Battery cubicle Figure 17 shows an example of component layout in a battery cubicle or a battery circuit-breaker enclosure. Legend for figure 17: 1 - battery isolation and protection circuit breaker QF1, 2 - battery cells. Fig. 17 General The control panel on MGE™ Galaxy™ PW UPSs comprises the basic controls a ...
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APC 20 - 200 KVA - page 15
E-51028230XT/BG - 15 "Inverter" light 4 ◗ light off: inverter OFF; ◗ light flashing green: inverter starting, inverter ON but not connected to the load; ◗ light shines green: normal inverter operation; ◗ light shines red: inverter fault, the stored alarm indicates one or several of the following faults: ◗ ◗ inverter shutdown d ...
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APC 20 - 200 KVA - page 16
16 - E-51028230XT/BG Keys 1 0 and 1 1 These keys are used to select commands in the main menu and access the secondary messages. Key 1 2 This key is used to validate the user’s choice. Key 1 3 This key is used to access the main menu: display language, display- contrast setting, sound level of the buzzer, lamp test, date and time settings, invers ...
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APC 20 - 200 KVA - page 17
E-51028230XT/BG - 17 Parallel UPS unit for increased output See figure 21. Proceed in the following order: ◗ check that all load devices are off or that the load is disconnected; ◗ close the upstream switch supplying normal AC source power (on the LV switchboard); ◗ close the normal AC input switches Q1 on the UPS units. The system powers up: ...
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APC 20 - 200 KVA - page 18
18 - E-51028230XT/BG Start-up of a module Start-up of a rectifier/ charger ◗ rectifier/charger start-up is automatic when the normal AC input switch Q1 is closed: ◗ ◗ the green "rectifier/charger" light 1 on the control panel goes on; ◗ close battery circuit breaker QF1. Start-up of an inverter When the rectifier/charger is on: ? ...
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APC 20 - 200 KVA - page 19
E-51028230XT/BG - 19 Shutdown of a rectifier/ charger Except in frequency converters without a battery, it is recommended not to stop the rectifier/charger because the battery will no longer be charged. Except in the case of a test of the inverter on battery power, the rectifier/ charger should be shutdown after the inverter to avoid unnecessary ba ...
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APC 20 - 200 KVA - page 20
20 - E-51028230XT/BG Display of messages In addition to keypad operations, the graphical display brings up a window giving the overall device status. The message displayed is then said to be primary (see list in the paragraph below). A primary message can be used to access the measuring tables using keys 1 4 , 1 5 , 1 6 and 1 9 on the keypad (see f ...
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APC 20 - 200 KVA - page 21
E-51028230XT/BG - 21 LOAD PROTECTED BATTERY DISCHARGING Remaining battery time (min) = XX % kW used = XXX The load is supplied by the inverter, but the normal AC source is down or outside tolerances and power is supplied by the battery. This message indicates the remaining battery time in minutes prior to inverter shutdown and the percent load. The ...
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APC 20 - 200 KVA - page 22
22 - E-51028230XT/BG MAINS 1 OUTSIDE TOLERANCES, CHECK MAINS 1 The normal AC source (M1) frequency or voltage is outside specified tolerances and the rectifier/charger has shut down. The inverter is on battery power. MAINS 1 INPUT SWITCH Q1 IS OPEN The normal AC input (M1) switch Q1 is open. It must be closed for rectifier/ charger start-up. The bu ...
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APC 20 - 200 KVA - page 23
E-51028230XT/BG - 23 THE NUMBER OF UPS READY IS INSUFFICIENT, LOAD TRANSFER IN STAND BY This message may be displayed in non- redundant, parallel UPS systems, when the number of ready inverters in not sufficient to supply the load. INVERTER NOT CONNECTED This message may be displayed in parallel UPS systems, when the inverter is not connected to th ...
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APC 20 - 200 KVA - page 24
24 - E-51028230XT/BG ◗ bypass AC source 2 ◗ ◗ phase-to-neutral voltage, ◗ ◗ phase-to-phase voltages, ◗ ◗ frequency, ◗ ◗ currents of the three phases; ◗ battery 3 ◗ ◗ voltage; ◗ ◗ charge or discharge current; ◗ ◗ remaining battery time (for the UPS unit concerned); ◗ ◗ battery temperature; ◗ inverter output 4 ? ...
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APC 20 - 200 KVA - page 25
E-51028230XT/BG - 25 Selections and settings These selections and settings may be accessed by pressing the "contrast" key 1 3 . The following menu is displayed. Battery measurements These measurements may be accessed by pressing the "battery" key 1 9 . The following data is displayed. BATTERY U = ---- V REMAINING TIME = ---- MIN ...
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APC 20 - 200 KVA - page 26
26 - E-51028230XT/BG Control-panel display (cont.) ◗ Inverse video: When this function is selected, the text and background colours are reversed (white text on black or black text on white). ◗ Past events: See section "logging and time- stamping". ◗ Battery test: ◗ ◗ the screen opposite is displayed when a battery test is reques ...
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APC 20 - 200 KVA - page 27
E-51028230XT/BG - 27 TEST INTERRUPTED CHECK PRESENCE OF THE BATTERY CHECK ALARMS ◗ ◗ the screen opposite is displayed when the battery test cannot be completed. Control-panel display (cont.) ...
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APC 20 - 200 KVA - page 28
28 - E-51028230XT/BG General The autodiagnostic system considers any system status other than normal as a problem. Before taking any action , note down the messages displayed on the control panel. Certain problems may prevent the control panel from functioning. In this case, it is strongly recommended to call the APC by Schneider Electric after-sal ...
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APC 20 - 200 KVA - page 29
E-51028230XT/BG - 29 ◗ signal to open battery circuit breaker(s) QF1 in the event the "emergency off" button is pressed or to avoid an excessive battery discharge (lasting more than three times the rated backup time plus two hours); ◗ full-shutdown contact (volt-free changeover contact) used to trip switching devices in the event of a ...
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APC 20 - 200 KVA - page 30
30 - E-51028230XT/BG Logging and time-stamping Presentation of event time-stamping by MGE™ Galaxy™ PW Time-stamping of events by MGE™ Galaxy™ PW makes it possible to: ◗ log the events; ◗ consult the last 500 events that occurred on the MGE™ Galaxy™ PW UPS; ◗ consult general statistical data on UPS operation; ◗ consult measuremen ...
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APC 20 - 200 KVA - page 31
E-51028230XT/BG - 31 DATE AND TIME SETUP > YEAR 1997 MONTH 9 DAY 8 HOURS 8 MINUTES 11 SECONDS 42 02/09/1997 07:25:03 Appearance: MAINS 1 INPUT SWITCH Q1 IS OPEN Example: Note: numerical values are never indicated in screens for time-stamped events. For example: 03/09/1997 15:30:23 Disappearance: OVERLOAD RATED CURRENT PER PHASE = _ _ _ A CHECK L ...
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APC 20 - 200 KVA - page 32
32 - E-51028230XT/BG Logging and time-stamping (cont.) ◗ total time with Tbatt > 25° C (h): this is the total time of operation with the battery temperature greater than 25° C since initial startup of the UPS. It is expressed in hours; ◗ last reset: this is the date that the information was last set to zero by the Teleservice function; ◗ ...
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APC 20 - 200 KVA - page 33
E-51028230XT/BG - 33 BACKUP (min) T=30 days last read: 05/09/1997 1 2 0 |0 |0 |0 |0 1 1 5 |0 |0 |0 |0 1 1 0 |0 |0 |0 |0 1 0 5 |0 |0 |0 |0 0| 0| 0| 0| 0 0| 0| 0| 0| 0 OUTPUT LOAD LEVEL(%) T=30 days last read: 05/09/1997 6 3 |0 |0 |0 |0 5 2 |0 |0 |0 |0 6 3 |0 |0 |0 |0 6 3 |0 |0 |0 |0 0| 0| 0| 0| 0 0| 0| 0| 0| 0 Utilisation via T eleservice When the o ...
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APC 20 - 200 KVA - page 34
34 - E-51028230XT/BG Maintenance Maintenance configuration Single-UPS unit or UPS in "ECO" mode See figure 24. During maintenance, the UPS must be isolated from the normal and bypass AC source, the battery and the load. ◗ UPS isolation Proceed in the following order (see figure 25): ◗ ◗ shut down the inverter (press the "invert ...
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APC 20 - 200 KVA - page 35
E-51028230XT/BG - 35 Redundant, parallel UPS See figures 27 and 28 in the Appendix. During maintenance, a UPS unit must be isolated from the normal AC source, its battery and the output circuits of the other UPS units. ◗ isolate one UPS (see figure 27) Proceed in the following order (see figure 25 without Q3BP ): ◗ ◗ shut down the inverter (p ...
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APC 20 - 200 KVA - page 36
36 - E-51028230XT/BG 1 0 1 0 0 1 1 0 1 1 0 1 1 0 1 0 1 0 1 0 1 0 1 0 1 0 2 3 4 5 1 0 1 0 1 0 Q5N Q4S Q3BP Q5N Q4S Q3BP Q5N Q1 Q4S QF1 0 I bypass 600 kV A bypass 150, 360 kV A 7 2 3 4 5 5 6 1 MGE Galaxy PW 20 to 200 kV A 1 0 0 0 or 1 0 Q5N Q1 Q4S 1 0 1 0 1 0 1 0 1 0 2 3 4 5 1 0 1 0 1 0 1 0 1 0 Q5N Q4S Q3BP Q5N Q4S Q3BP Q5N Q1 Q4S QF1 0 I bypas ...
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APC 20 - 200 KVA - page 37
E-51028230XT/BG - 37 Battery maintenance Consult the instructions supplied by the battery manufacturer. Below are a few general indications: ◗ sealed lead-acid batteries: these batteries require no maintenance, but check the terminals of each cell from time to time and clean if necessary; ◗ vented lead-acid batteries: ◗ ◗ check the electrol ...
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APC 20 - 200 KVA - page 38
38 - E-51028230XT/BG Maintenance (cont.) T raining center Training centers Schneider Critical Power & cooling services 50 Hz : France Training Centre 140, Avenue Jean Kuntzmann Innovallée 38334 - St Ismier Cedex France Tel: +33 (0)4 76 18 34 14 Fax: +33 (0)4 76 18 45 21 Singapore Training Centre 10 Ang MO Kio Street 65, #03-06/10 Techpoint Bui ...
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APC 20 - 200 KVA - page 39
E-51028230XT/BG - 39 Harmonics filter and power factor improvement This option, placed on the normal AC input upstream of the UPS in the 1.9 meter high UPS cubicle for UPSs up to 120 kVA and in an auxiliary cubicle for higher ratings, reduces the reinjection of harmonic currents into the normal AC source. Harmonic reinjection, produced by the recti ...
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APC 20 - 200 KVA - page 40
40 - E-51028230XT/BG Empty cubicles Cubicles may be supplied empty, thus enabling users to make up their own auxiliary cubicles (battery cubicles or other) or panels and meet the particular demands of each installation. In this way, the entire electrical installation will have a uniform appearance. The following cubicles are available: ◗ battery ...
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