Page 2 - safety recommendations
Comet installation and user manual: E-6761200XT/FC Merlin Gerin by MGE UPS SYSTEMS Dear User, This manual has been designed to provide you with all the information you needto install and use your Comet uninterruptible power supply. Feel free to contact us for any further information you may require ...
Page 3 - DANSK; NORSK; sikkerhedsforskrifter
Comet : 6761200XT/FB Merlin Gerin by MGE UPS SYSTEMS i DANSK sikkerhedsforskrifter NORSK sikkerhedsforskrifter ■ obs: Comet er utstyrt med en uavhengig energikilde (batteri). Apparatet kan derfor være strømførende selv om det ikke er koplet til strømnettet; ■ apparatet er strømførende fra det øyebli...
Page 4 - PORTUGUÊS; recomendações de segurança
Comet : 6761200XT/FB Merlin Gerin by MGE UPS SYSTEMS ii PORTUGUÊS recomendações de segurança ■ Atenção: o Comet possui a sua própria fonte de energia interna (bateria). Deste modo, a utilização pode ficar sob tensão, caso a rede eléctrica dealimentação seja cortada; ■ a utilização fica sob tensão, a...
Page 5 - SUOMALAINEN; turvallisuusohjeet
Comet : 6761200XT/FB Merlin Gerin by MGE UPS SYSTEMS iii SUOMALAINEN turvallisuusohjeet ■ huomio: Comet omistaa oman sisäisen energialähteensä (patteristo). Virta voi siis laitteessa olla päällä, vaikka sähköverkko onkin katkaistu; ■ virta on päällä heti, kun sähköverkosto on kytketty, vaikkei merkk...
Page 6 - SVENSK; säkerhetsföreskrifter
Comet : 6761200XT/FB Merlin Gerin by MGE UPS SYSTEMS iv ■ observera: Comet har en egen intern kraftkälla (batteri). Apparaten kan därför vara strömsatt även om den inte är ansluten till elnätet; ■ apparaten är strömsatt så snart den är ansluten till elnätet, även om ingen kontrollampa är tänd; ■ var...
Page 7 - contents
Comet installation and user manual: E-6761200XT/FA 1 Merlin Gerin by MGE UPS SYSTEMS contents introduction to Comet safety information ............................................................................................. 1.1identification to Comet ...............................................
Page 8 - maintenance and servicing
2 Comet installation and user manual: E-6761200XT/FA Merlin Gerin by MGE UPS SYSTEMS contents (cont') safety reminder .............................................................................................. 9.1preventive maintenance by user ........................................................
Page 9 - introduction to Comet; safety information; configuration; MERLIN GERIN
Comet installation and user manual: E-6761200XT/FA Merlin Gerin by MGE UPS SYSTEMS 1.1 introduction to Comet safety information A configuration sheet, included with the UPS, indicates all the factory settings.Keep the sheet in a safe place as it may be required by the after-sales supporttechnicians ...
Page 10 - functional diagram; key for figures 2 to 7
Comet installation and user manual: E-6761200XT/FA 1.2 Merlin Gerin by MGE UPS SYSTEMS functional diagram Fig. 7 load AC input 5 4 8 7 6 1 2 3 introduction to Comet (cont') key for figures 2 to 7 1 input power switch, 2 rectifier module, 3 "static bypass" module, 4 battery circuit breaker (s...
Page 11 - installation; general; final positioning
Comet installation and user manual: E-6761200XT/FC 2.1 Merlin Gerin by MGE UPS SYSTEMS installation (for qualified personnel only) ■ "Comet" cubicles are equipped with 4 wheels for moving over short distances and with jacks to immobilize the unit. The jacks must be raised prior torepositioni...
Page 12 - special precautions; connections; electrical diagram for power connections
Comet installation and user manual: E-6761200XT/FC 2.2 Merlin Gerin by MGE UPS SYSTEMS special precautions installation (cont') Note:For Comet series 31 15/20kVA and Comet series 33 units, a clearance "e" of5mm is required to the left of the optional cubicles for door opening. ■ ensure that ...
Page 13 - connection of power cables
Comet installation and user manual: E-6761200XT/FC 2.3 Merlin Gerin by MGE UPS SYSTEMS connection of power cables (figures 10 to 14) Make sure the unit is powered down and disconnected from all input powerbefore making connections to the terminal blocks at the front or back of thecubicle (depending ...
Page 17 - controls and indications; basic controls and indications
Comet installation and user manual: E-6761200XT/FA 3.1 Merlin Gerin by MGE UPS SYSTEMS controls and indications Comet operating controls are made up of (see figure 15): ■ basic controls and indications 9 concerning the overall operating status of the UPS; ■ the special command and diagnostic display...
Page 19 - buzzer
Comet installation and user manual: E-6761200XT/FA 3.3 Merlin Gerin by MGE UPS SYSTEMS buzzer 17 The buzzer is activated in the followingsituations: ■ the load is supplied directly by AC input power via the "static bypass" 3 ; ■ the inverter is operating on battery 5 power; ■ operating fault...
Page 20 - controls and diagnostics display; buzzer reset
Comet installation and user manual: E-6761200XT/FA 3.4 Merlin Gerin by MGE UPS SYSTEMS controls and diagnostics display (figure 17) controls and indications (cont') Fig. 17 24 25 26 27 fault buzzer reset 24 This button enables the user to stop buzzer 17 operation. Detection of a newalarm will set th...
Page 21 - powering up to Comet; preliminary checks
Comet installation and user manual: E-6761200XT/FA 4.1 Merlin Gerin by MGE UPS SYSTEMS 17 I + – ! ! O 22 21 bip...bip... ■ put first the input power switch 1 and then the battery circuit breaker 4 in "on" position: ■ ■ the buzzer 17 sounds, ■ ■ the green "load protected" light 21 goe...
Page 23 - inverter shutdown; shutdown
Comet installation and user manual: E-6761200XT/FA 5.1 Merlin Gerin by MGE UPS SYSTEMS ■ press the "inverter off" button 23 for three seconds: ■ ■ the green "load protected" light 21 goes off, ■ ■ the red "load not protected" light 18 goes on, ■ ■ the buzzer 17 sounds, ■ ■ th...
Page 25 - operation; normal operation; operation on battery power
Comet installation and user manual: E-6761200XT/FA 6.1 Merlin Gerin by MGE UPS SYSTEMS operation normal operation The AC input power supply is present (figure 19): ■ the green "load protected" light 21 is on; ■ the power drawn by the load is supplied by AC input power via the rectifier 2 and...
Page 26 - battery duration; return of AC input power
6.2 Comet installation and user manual: E-6761200XT/FA Merlin Gerin by MGE UPS SYSTEMS operation (cont') battery duration During an AC input power failure, the duration of inverter operation on batterypower depends on: ■ the rated capacity of the battery; ■ the power drawn by the load; ■ the battery...
Page 27 - battery monitoring tests; overload
Comet installation and user manual: E-6761200XT/FA 6.3 Merlin Gerin by MGE UPS SYSTEMS battery monitoring tests ■ the battery is periodically checked every month. The message "17" on the diagnostics display 27 tells the user that the battery is in this operating mode; ■ it is recommended to ...
Page 28 - overloads on 5 kVA Comet S11 or S31; For a major temporary overload
6.4 Comet installation and user manual: E-6761200XT/FA Merlin Gerin by MGE UPS SYSTEMS "Static bypass" 3 overload curve operation (cont') 1,05 1,1 1,3 1,5 10 mn 10 s 1 s 0,15 s rated load current In 1,7 1,9 2 1 mn time Fig. 22 overloads on 5 kVA Comet S11 or S31 For a major temporary overloa...
Page 29 - Mains 2 out of tolerance
Comet installation and user manual: E-6761200XT/FA 6.5 Merlin Gerin by MGE UPS SYSTEMS Mains 2 out of tolerance Mains 2 (or the standby Mains) supplies the "static bypass" 3 (SS) and themanual maintenance bypass. ■ as standard it is connected to the same terminal block as power Mains 1; ■ as...
Page 31 - alarms; alarm indications table
Comet installation and user manual: E-6761200XT/FA 7.1 Merlin Gerin by MGE UPS SYSTEMS alarms Any state other than normal operation (green "load protected" light 21 on) isconsidered a fault by the diagnostics system. Before undertaking any servicing or other action, note the status of thedif...
Page 33 - manual bypass
Comet installation and user manual: E-6761200XT/FA 7.3 Merlin Gerin by MGE UPS SYSTEMS ■ "32" - phase shift outside tolerance range: this display indicates that the phase between the Mains 2 power supply of the "static bypass" 3 and the"inverter module" 7 is outside the toler...
Page 35 - communication; standard functions
Comet installation and user manual: E-6761200XT/FA 8.1 Merlin Gerin by MGE UPS SYSTEMS communication 5 4 3 2 1 12 11 10 9 8 7 6 15 14 13 standard functions The communication connector 15 , positioned on the back for Comet series 11and series 31 5/7.5/10/15/20kVA and on the front for the other models...
Page 36 - options; Monitor Plus; BatiBUS
8.2 Comet installation and user manual: E-6761200XT/FA Merlin Gerin by MGE UPS SYSTEMS options Three options may be used simultaneously on Comet, thus enablingcommunication with a wide number of computers and control devices. Mini terminal for control and display of AC input power and system paramet...
Page 37 - safety reminder; visual check
Comet installation and user manual: E-6761200XT/FA Merlin Gerin by MGE UPS SYSTEMS 9.1 maintenance and servicing Preventative maintenance for the Comet is limited to the strict minimum.However, the list below indicates important procedures to ensure continuous andcorrect operation. Danger: high volt...
Page 38 - annual check; customer training
9.2 Comet installation and user manual: E-6761200XT/FA Merlin Gerin by MGE UPS SYSTEMS maintenance and servicing (cont') This complete check-up can be run only by qualified personnel certified byMGE UPS SYSTEMS. Training courses offered by MGE UPS SYSTEMS enable personnel to monitorthe system and un...
Page 39 - extended battery cabinet; Battery cells for an overall operating range of 30 mn; additional battery cell characterisitics
Comet installation and user manual: E-6761200XT/FA Merlin Gerin by MGE UPS SYSTEMS 10.1 options extended battery cabinet As standard equipment, Comet comes with a battery providing a backup time (atfull rated load and a power factor of 0.6) of 8 minutes for the 5 kVA Comet S11and S31 and 10 minutes ...
Page 40 - connection of an additional battery cabinet
10.2 Comet installation and user manual: E-6761200XT/FA Merlin Gerin by MGE UPS SYSTEMS options (cont') Prior to any operations, check that the protection devices are in the followingpositions: ■ upstream circuit breaker off; ■ input power switch 1 off; ■ battery circuit breaker 4 off; ■ "manual...
Page 41 - emergency off; shunt trip connection
Comet installation and user manual: E-6761200XT/FA Merlin Gerin by MGE UPS SYSTEMS 10.3 Installation of an emergency off function must be carried out in compliance withapplicable regulations. When an external emergency off function is activated, theAC input to Comet must be cut to ensure protection ...
Page 42 - full galvanic isolation transformer; power connection diagrams
10.4 Comet installation and user manual: E-6761200XT/FA Merlin Gerin by MGE UPS SYSTEMS full galvanic isolation transformer (standard Comet equipment) power connection diagrams This option is required to achieve a downstream neutral system different from theupstream neutral system. The transformer, ...
Page 43 - separate Mains 2 transformer (AC bypass input); power connection diagram
Comet installation and user manual: E-6761200XT/FA Merlin Gerin by MGE UPS SYSTEMS 10.5 separate Mains 2 transformer (AC bypass input) This option can be used to connect the "static bypass" 3 to a second AC inputcircuit, if the two AC input come from different sources or if they are fitted w...
Page 44 - frequency converter
10.6 Comet installation and user manual: E-6761200XT/FA Merlin Gerin by MGE UPS SYSTEMS This option can be used to obtain different input and output frequencies. Thefrequency converter is supplied with a separate Mains 2.This option is delivered either with or without a battery. The cables requiring...
Page 45 - hot standby system
Comet installation and user manual: E-6761200XT/FA Merlin Gerin by MGE UPS SYSTEMS 10.7 hot standby system This option increases the reliability of the power supply to the load. It requires aspecial configuration of the main Comet (with separate Mains 2).For the "separate Mains 2" option on ...
Page 46 - harmonics filter
10.8 Comet installation and user manual: E-6761200XT/FA Merlin Gerin by MGE UPS SYSTEMS harmonics filter It is possible to install a harmonics filter between the AC input power source andComet in order to reduce the level of current harmonics absorbed by the source.This option is available only for ...
Page 47 - combined options; full isolation transformer and separate Mains 2 transformer
Comet installation and user manual: E-6761200XT/FA Merlin Gerin by MGE UPS SYSTEMS 10.9 combined options full isolation transformer and separate Mains 2 transformer To implement a power supply via a separate Mains 2 and isolation of Comet fromMains 1, the two options, full isolation transformer and ...
Page 48 - separate Mains 2 transformer and harmonics filter; relative positions of the various cubicles
10.10 Comet installation and user manual: E-6761200XT/FA Merlin Gerin by MGE UPS SYSTEMS Example of a Comet series 33The two options are supplied in the same cubicle. Connection between XR5 andXR6 is inside the cubicle: XR1Mains 1 Comet XR8 D1 XR1Mains 2 XR7 XR6 LV switchboard XR4 XR5 The two option...
Page 49 - appendices; general characteristics
Comet installation and user manual: E-6761200XT/FB 11.1 Merlin Gerin by MGE UPS SYSTEMS appendices general characteristics ■ the Comet range is made up of three types of uninterruptible power supplies: ■ ■ Comet series 11 (single-phase input, single-phase output), ■ ■ Comet series 31 (three-phase + ...
Page 50 - Comet series 11 general characteristics
Comet installation and user manual: E-6761200XT/FB 11.2 Merlin Gerin by MGE UPS SYSTEMS Comet series 11 general characteristics ■ apparent power (kVA): 5 7.5 10 ■ active power (kW): 4 6 8 ■ efficiency (%): 91 91 91 ■ heat losses (W): 445 668 890 ■ noise level (dBa): ■ ■ on RL load: 45 46 46 ■ ■ on R...
Page 51 - Comet series 31 general characteristics
Comet installation and user manual: E-6761200XT/FB 11.3 Merlin Gerin by MGE UPS SYSTEMS Comet series 31 general characteristics ■ apparent power (kVA): 5 7.5 10 15 20 ■ active power (kW): 4 6 8 12 16 ■ efficiency (%): 91 91 91 92 92 ■ heat losses (W): 445 668 890 1335 1780 ■ noise level (dBa): ■ ■ o...
Page 52 - Comet series 33 general characteristics
Comet installation and user manual: E-6761200XT/FB 11.4 Merlin Gerin by MGE UPS SYSTEMS Comet series 33 general characteristics ■ apparent power (kVA): 10 15 20 30 ■ active power (kW): 8 12 16 24 ■ efficiency (%): 92 92 92 92 ■ heat losses (W): 890 1335 1780 2670 ■ noise level (dBa): ■ ■ on RL load:...
Page 53 - selection of cable cross-sections
Comet installation and user manual: E-6761200XT/FB 11.5 Merlin Gerin by MGE UPS SYSTEMS selection of cable cross-sections The cross-section of cables depends on: ■ current levels (temperature rise); ■ permissible line voltage drop (3% for AC circuits, 1% for battery circuits); ■ installation (cable ...
Page 54 - selection of protection devices
Comet installation and user manual: E-6761200XT/FB 11.6 Merlin Gerin by MGE UPS SYSTEMS selection of protection devices Selection of protection devices installed upstream (CB1) or downstream (CB2)from Comet depends on: ■ the rated line current; ■ the required breaking capacity. Schematic diagram for...
Page 56 - connection of the cable shielding
Comet installation and user manual: E-6761200XT/FB 11.8 Merlin Gerin by MGE UPS SYSTEMS connection of the cable shielding The battery, emergency off and Mains 2 cables of 5 kVA Comet S11 or S31UPSs must be shielded. This shielding musts be secured to the studs provided onthe connection cover panel, ...
Page 57 - glossary
Comet installation and user manual: E-6761200XT/FA 12.1 Merlin Gerin by MGE UPS SYSTEMS glossary forced shutdown: user-initiated shutdown of the inverter due to incorrect ACinput (Mains 1 or Mains 2) characteristics and resulting in a 0.5 secondinterruption in the supply of power. backup time: the d...
