Page 3 - Table of Contents
Table of Contents Safety .................................................................................................................................... 1 Safety Instructions ...................................................................................................... 1 Certification S...
Page 5 - Safety; Safety Instructions; Certification Standards — Three Phase UPS
Safety Safety Instructions This manual contains important instructions for MGE Galaxy 4000 that must be followed duringoperation and maintenance of the equipment. WARNING: Opening enclosures expose hazardous voltages. Always refer service toqualified personnel only. WARNING: As standards, specificat...
Page 6 - Safety of Persons; Product Safety; Special Precautions
Safety of Persons • The UPS has its own internal power source (the battery). Consequently, the power terminals maybe energized even if the UPS is disconnected from the AC power source. • The UPS must be properly grounded. • The battery supplied with the UPS contains small amounts of toxic materials....
Page 7 - Specifications; Environmental Recommendations
Specifications Environmental Recommendations Recommended Environment 20° to 25°C (68° to 77°F.); 50% relative humidity; computer room or othertemperature, and humidity-controlled environment Operating Temperature 0° to 30°C (32° to 86°F) except battery Storage -20° to 40°C (-4° to 113°F) except batt...
Page 8 - Mechanical Assembly; General Description
Mechanical Assembly General Description The MGE Galaxy 4000 is the world’s first data center grade Uninterruptible Power Supply systemdesigned specifically for mid-range enterprise level applications. The MGE Galaxy 4000 familyconsists of units available in power ratings from 40 - 75KVA, and are opt...
Page 9 - Major Components; Single Line Diagram; Standard Cabinets
Major Components Rectifier Converts AC input voltage to DC voltage. The rectifier uses IGBT (InsulatedGate Bipolar Transistor) power transistors and a Pulse Width Modulated (PWM)technique to provide input power factor correction and to minimize any harmonicreflected onto the input power lines. Inver...
Page 10 - Preparation for Operation; Cabinet Placement
Preparation for Operation Several items must be considered when preparing the MGE Galaxy 4000 UPS system for operation. 1. The UPS cabinet and its auxiliary cabinets must be arranged in the required configuration toinsure that the interconnection cables are located in the correct adjacent cabinets. ...
Page 11 - Heat Rejection; Cabinet Clearances
Heat Rejection The MGE Galaxy 4000 UPS cabinets generate heat and exhaust air through the top portion of itsenclosures. Air intake is through the bottom and front of the cabinet. All other cabinets are convectioncooled. To assist you in planning for your HVAC needs, heat rejection data is provided i...
Page 12 - Prepare the Installation; Conduit Plate Locations for Bottom Entry
Prepare the Installation Conduit Plate Locations for Bottom Entry Cable entry through the bottom is the standard preferred design for the MGE Galaxy 4000 UPScabinet. The bottom entry conduit plate provides space for up to five (5) separate conduit entries. Theplate is secured with screws which shoul...
Page 13 - Conduit Plate Locations for Top Entry
Conduit Plate Locations for Top Entry The UPS cabinet for the MGE Galaxy 4000 is capable of accepting power input and output cablesthrough a top entry. The conduit plate on the top of the cabinet provides provisions for knockouts forconduit and is secured to the cabinet with screws. A 10 x 20.5 cond...
Page 14 - Connect AC Input and Power Cables; Installation Steps; First steps by an on-site qualified Technical Engineer; Electrical Connections
Connect AC Input and Power Cables Installation Steps APC recommends correct installation verification and unit startup to be performed by an APCcertified Service partner. Caution: Scheduling of the APC certified Service partner typically should be done 7 to 10 days before they are required on-site. ...
Page 15 - Typical Power Connections
Typical Power Connections A Front view N B B Rear area O C C Front P Output TB2 D TB4 Q A E TB1 R B F TB2 S C G Ground T TB3 Bypass input H NeutralNegativePositiveBusbars U TB1 Main input I TB4 Control V Ground J A W Neutral K B X Battery Positive L C Y Battery Negative M A Z Busbars 990–3964–001 MG...
Page 16 - UPS Connections; Main AC Input Connections
UPS Connections Electrical connections and cabinet interconnection will vary depending upon the configuration andoptions selected with your MGE Galaxy 4000 UPS system. Refer to the installation drawings suppliedwith your equipment. Connecting Power Cable Connections: To access the connection termina...
Page 17 - Connect Battery Cables; Battery Connections; Battery Control Connections
Connect Battery Cables Battery Connections The connections to be made are the positive, negative, and ground cables from the battery cabinet tothe UPS. The battery cables are terminated at the positive, negative, and ground busbars. See “Typical Power Connections“ . Battery Control Connections The b...
Page 18 - Connect AC Output; AC Output Connections; Accessories Outlets
Connect AC Output AC Output Connections The connections to be made are the three phases, neutral, and ground cables from the load to theUPS. The output cables are terminated at the output terminal block (TB2). See “Typical Power Connections“ . External Maintenance Bypass Control Connections(optional...
Page 19 - Connect Remote Emergency Power Off; Remote Emergency Power Off Connections
Connect Remote Emergency Power Off Remote Emergency Power Off Connections The control connections are available for Remote Emergency Power Off (REPO) through acustomer-supplied (normally closed) pushbutton. With REPO connected, the jumper on the REPOterminal blocks must be removed. See “Typical Powe...
Page 20 - Connect Relay Communication Card; Relay Communication Card Contacts
Connect Relay Communication Card Relay Communication Card Contacts The relay communication card contains six programmable dry contact outputs and two programmabledry inputs and is standard on the MGE Galaxy 4000. The inputs and outputs are factory programmedaccording to functions listed in table bel...
Page 22 - Relay Communication Card Connections; Characteristics of Output Contacts
Relay Communication Card Connections Refer to “Relay Communication Card Contacts“ for relay communication card, cover and hardware details. See “MGE Galaxy 4000 40–75 kVA 208 V Operation Manual — Operation — Preparing for Startup“ for communication card port location in the unit. 1. Remove the cover...
Page 23 - Appendix Single Line Diagram
Appendix Single Line Diagram A UPS M Main Input TB1 B Battery N Optional Bypass Input 208YVAC C Distribution O Main Input 280YVAC D Supplied by MGE & Connectedby customer P Input Fuses E To critical load Q Input Static Switch F 42 Pole Panel board R PFC Boost Rectifier G Output (optional) S Inve...
