Atlas Copco QAS 125-150 Volvo Instruction Manual
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Atlas Copco QAS 125-150 Volvo Instruction Manual

Atlas Copco QAS 125-150 Volvo Instruction Manual

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QAS 125-150 Volvo

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Summary of Contents for Atlas Copco QAS 125-150 Volvo

  • Page 1 Instruction Manual for AC Generators QAS 125-150 Volvo...
  • Page 3 Instruction Manual for AC Generators QAS 125-150 Volvo Instruction manual .................. 5 Circuit diagrams ..................71 Printed Matter N° 2954 2960 02 ATLAS COPCO - PORTABLE AIR DIVISION 06/2008 www.atlascopco.com...
  • Page 4 The manufacturer does not accept any liability for any damage arising for modifications, addi- tions or conversions made without the manufacturer's approval in writing. Copyright 2008, Atlas Copco Airpower n.v., Antwerp, Belgium. Any unauthorized use or copying of the contents or any part thereof is prohibited.

  • Page 5: Table Of Contents

    While every effort has been made to ensure that the information in this manual is correct, Atlas Copco does not assume responsibility for possible errors. Atlas Copco reserves the right to make changes without prior notice.

  • Page 6: Safety Precautions For Portable Generators

    If any statement in this manual does not comply with local legislation, the stricter of the two shall be applied. The policy of Atlas Copco is to provide the users of their equipment with safe, Statements in these safety precautions should not be interpreted as suggestions, reliable and efficient products.

  • Page 7: Safety During Transport And Installation

    Never refill fuel while the unit is running, unless otherwise stated in the - ascertain that the towing eye can swivel freely on the hook, Atlas Copco Instruction Book (AIB). Keep fuel away from hot parts such - check that the wheels are secure and that the tyres are in good condition as air outlet pipes or the engine exhaust.

  • Page 8: Safety During Maintenance And Repair

    Parts shall only be replaced by genuine Atlas Copco replacement parts. 20 Do not open electrical cabinets, cubicles or other equipment while voltage All maintenance work, other than routine attention, shall only be is supplied.

  • Page 9: Tool Applications Safety

    Instruction manual 1.6 Tool applications safety Apply the proper tool for each job. With the knowledge of correct tool use and knowing the limitations of tools, along with some common sense, many accidents can be prevented. Special service tools are available for specific jobs and should be used when recommended.

  • Page 10: Leading Particulars

    Leading particulars 2.1 General description QAS 125-150 Volvo The QAS 125-150 Volvo is an AC generator, built for continuous Some parts of the unit are different, depending on which version. running at sites where no electricity is available or as stand-by in The QAS 125-150 Volvo generator is driven by a water-cooled cases of interruption of the mains.

  • Page 11: Bodywork

    Instruction manual 2.2 Bodywork Indicates the drain plug for the engine fuel. The alternator, the engine, the cooling system, etc. are enclosed in a sound-insulated bodywork that can be opened by means of side Indicates the different earthing connections on the doors (and service plates).

  • Page 12: External Fuel Tank Connection

    QAS 125-150 Volvo 2.5 External fuel tank connection 2.6 Control and indicator panel Qc1002™ The external fuel tank connection allows to bypass the internal fuel 2.6.1 General description Qc1002™ control tank and to connect an external fuel tank to the unit.

  • Page 13: Pushbutton And Led Functions

    Instruction manual 2.6.2 Qc1002™ Module Following LEDs are used on the Qc1002™ Power Qc1002 CAN Alarm Start/Stop Remote Power Green LED indicates that the unit is powered up. The Qc1002™ module is located inside the control panel. This control module will carry out all necessary tasks to control and Remote Green LED indicates that the Remote Mode is selected.
  • Page 14 QAS 125-150 Volvo Controller type and version display Battery Voltage display Qc1002 CAN Battery 13.2 V v1.00.0 00168.1h This view shows the controller type and the ASW version number. This view shows the Battery voltage and the running hours. Parameter display...

  • Page 15: Qc1002™ Menu Description

    This menu is used to adjust the amount of running hours. The running hours can only be raised, not lowered. – Unit Type Unit type 7 for QAS 125-150 Volvo! In case special statuses are entered, a pop-up window will – Service Timer 2 reset automatically be entered for as long as the status is active.

  • Page 16: Running Time

    QAS 125-150 Volvo This is the described menu flow for changing the unit type: Qc1002 CAN Qc1002 CAN Parameter Running time Unit type Unit type Unit type 2954 2960 02...
  • Page 17 Instruction manual Alarm Display (pop-up window) LOW COOLANT LEVEL GENERATOR OVERVOLTAGE In case an Alarm occurs, a pop-up window will automatically be displayed for as long as the alarm is active, no matter which view is active. The flashing red alarm LED will light up. The alarm icons will be shown together with an acknowledgement check-box.

  • Page 18: Control And Indicator Panel Qc2002

    QAS 125-150 Volvo 2.7 Control and indicator panel Qc2002™ LOG list The unit will keep an event log of the latest 30 events. 2.7.1 General description Qc2002™ control panel Events are: – shutdowns – service timer 1/2 reset – unit type changes...
  • Page 19 Instruction manual 2.7.2 Qc2002™ Module MAINS CONTACTOR: Is used to open or close the Mains contactor, if the Qc2002™ is in Manual Operation. GENERATOR CONTACTOR: Is used to open or close the Generator contactor, if the Qc2002™ is in Manual Operation Following LEDs are used on the Qc2002™...

  • Page 20: Qc2002™ Menu Overview

    QAS 125-150 Volvo 2.7.4 Qc2002™ Menu Overview Controller type and version display At Qc2002™, the LCD will show following information: Qc2002 CAN – in Normal condition (scroll through the information using DOWN 1.00.1 • Status (eg: preheat, crank, cooldown, extended stop time, …) (pop-up: this display is only shown when a Special status comes This view shows the controller type and the ASW version number.

  • Page 21: Battery Voltage Display

    Instruction manual Service timer 1 & Service timer 2 display Oil pressure display 4.0bar Service 1 Service 2 00168.1h This view shows both Service timers. The service timer indication This view shows the Oil pressure and the running hours. is shown when service time has run out. It can be removed by See also “Parameter list”...

  • Page 22: Qc2002™ Menu Description

    QAS 125-150 Volvo Active - reactive - apparent power display 2.7.5 Qc2002™ Menu Description Status Display (pop-up window) 80kW 0kVAr 80kVA This view shows the active, reactive and apparent power of the generator. In case special statuses are entered, a pop-up window will Generator current display automatically be entered for as long as the status is active.
  • Page 23 Instruction manual Parameter list Horn delay The Parameter Menu's are pre-programmed! Horn Delay A password will be asked for when an attempt to change a setting 0.0s 20.0s 990.0s is about to be done (user password = 2003). By entering the parameter list, pushbutton AUTOMATIC is This menu is used to set the delay, how long the general alarm relay disposed of its normal operations and will not perform any stays energized (if present).
  • Page 24 QAS 125-150 Volvo Unit menu M frequency delay Unit M freq delay 9900s C/bar C/bar F/psi the units into which pressures and This menu is used to set the delay, which defines how long the This menu is used to select temperatures will be shown.
  • Page 25 Instruction manual MF voltage delay Undervoltage delay < Volt Delay MF volt delay 1.0s 990.0s This menu is used to set the delay, which defines how long the Undervoltage setpoint mains voltage may be above the max limit or below the min limit before there will be switched from mains to generator (in AMF- <...
  • Page 26 QAS 125-150 Volvo Underfrequency failclass Following general groups of Alarms exist: – Warning: Alarm LED lights up + Alarm pop-up appears on the display + Alarm relay is empowered (if configured) < Freq – Trip of GB: ‘Warning’ actions + Generator Contactor opens...
  • Page 27 Instruction manual LOG list ENGINE ALARM The unit will keep an event log of the latest 30 events. Events are: – shutdowns EMERGENCY STOP – service timer 1/2 reset Together with each event, the real time of the event will be stored. START FAILURE Qc2002 EVENT LOG #04...

  • Page 28: Control And Indicator Panel Qc4002

    QAS 125-150 Volvo 2.8 Control and indicator panel Qc4002™ S20..ON/OFF switch Position O: No voltage is applied to the Qc4002™ module, the 2.8.1 General description Qc4002™ control generator will not start. panel Position I: Voltage is applied to the Qc4002™ module, it is possible to start up the generator.
  • Page 29 Instruction manual 2.8.3 Pushbutton and LED functions DOWN: Decreases the value of the selected set point (in the setup menu). In the daily use Following pushbuttons are used on the Qc4002™ display, this button function is used for scrolling the View lines in S1 or the second line (in the setup menu) displaying of generator INFO: Shifts the display 3 lower lines to show values.

  • Page 30: Main View

    QAS 125-150 Volvo The main Qc4002™ control unit includes 3 LEDs The user can scroll through these views with the scroll buttons: – The SETUP view shows the module name, the software version, the date and the time. – The V3 view shows the application type and the mode, and some generator measurements.
  • Page 31 Instruction manual The JUMP button – The fourth line shows the different possible set points. In this example: Instead of navigating through the entire menu, the user can jump SET POINT, the alarm set point is adjusted in the set point directly to the required parameter, if he knows the channel number menu.
  • Page 32 QAS 125-150 Volvo This is the described menu flow: PARAMETERS 1000     1999 PARAMETERS 2000     2499 PARAMETERS 2500     2999 PARAMETERS 3000     3999 PARAMETERS 4000     4999 PARAMETERS 5000     5999 PARAMETERS 6000     6999 PARAMETERS 7000     7499 PARAMETERS 7500     7999 PARAMETERS 8000     8999 The menu flow is similar in the CONTROL SETUP, I/O SETUP and SYSTEM SETUP. For more details on the Setup menu we refer to the Qc4002™ User manual.
  • Page 33 Instruction manual Protection setup: overview of parameters (for correct values refer to controller) Customer Level 1000 G -P> 1t 1150 G U>1 1230 G f>3 Customer Level Customer Level 110% 1151 Setpoint 105% 1001 Setpoint 1231 Setpoint 1152 Delay 20s. 1232 Delay 1002...
  • Page 34 QAS 125-150 Volvo 1310 BB U<2 1390 BB f<2 1480 G P>4 Customer Level Customer Level Customer Level 1311 Setpoint 1391 Setpoint 1481 110% Setpoint 1312 Delay 1392 Delay 1482 Delay Not Used 1393 Output A Not Used 1483 Not Used...
  • Page 35 Instruction manual Control setup: overview of parameters Synchronisation Customer Level Customer Level Service Level 2000 Sync. type 2140 MB sync failure 2210 MB close fail 60s. 2001 Type Dynamic Sync. 2141 Delay 2211 Delay 2142 Output A Not Used Not Used 2212 Output A 2020 Dynamic sync.
  • Page 36 QAS 125-150 Volvo Regulation Customer Level Customer Level Customer Level 2510 f control 2620 Power ramp down 2680 AVR reg. fail 2511 7.50 2621 Ramp 10%/s. 2681 Deadband 1.00s. 60s. 2512 2622 Breaker Open 2682 Delay 2513 0.25s. 2683 Output A...
  • Page 37 Instruction manual Analogue input setup 41*0 4-20mA 102.* Customer Level 41*0 PT 102.* Customer Level 42*0 VDO water 102.* Customer Level 10mA 80˚C 100˚C 41*1 Setpoint 41*1 Setpoint 41*1 Setpoint 10s. 41*2 Delay 41*2 Delay 41*2 Delay 41*3 Output A Not Used 41*3 Output A...

  • Page 38: Output Setup

    QAS 125-150 Volvo Customer Level Customer Level 4240 W. fail 102 Customer Level 4540 Run feedb. fail 4960 U< aux. term. 1 4241 Output A Not Used 4541 Delay 4961 Setpoint Not Used 4242 Output B Not Used 4542 Output A...
  • Page 39 Instruction manual System setup: overview of parameters General setup 6400 Master clock Customer Level Customer Level 6000 Nom. settings 6170 Running detect. Customer Level 6401 Start Hour 6001 Frequency 50Hz 6171 Number of Teeth 6002 Power 150kW 6172 Run. detect type 6402 Stop Hour 800rpm...

  • Page 40: Communication Setup

    QAS 125-150 Volvo 6540 Not in auto 6550 Fuel pump logic Customer Level 66*0 Start/Stop Cmd * Customer Level Customer Level 6551 Setpoint 1 66*1 Enable 6541 Delay 20s. Stop 6542 Output A Not Used 6552 Setpoint 2 66*2 Type 6553 Fill Check Delay 60s.
  • Page 41 Instruction manual Power management setup: overview of parameters 8000 Load dep. start Customer Level 80*0 Number of IDs Customer Level 8140 Stop non-con. DG Customer Level 8001 Setpoint 100kW 80*1 8141 Timer 60s. 8002 Timer 10s. 80*2 Customer Level 8170 Fuel optimize 20kW 8003 Minimum load...

  • Page 42: Standard Modes

    QAS 125-150 Volvo 2.8.5 Passwords 2.8.7 Languages Changing different parameters requires different password levels. English is the default language ex-factory. Some parameters cannot be changed by the end-customer because 2.8.8 Standard modes of safety reasons. There are 4 different password levels: The unit has four different running modes and one block mode.

  • Page 43: Block Mode

    Instruction manual Block mode 2.8.10 Standard applications When the block mode is selected, the unit is locked for certain In the Qc4002™ module 9 application types can be selected. A actions. This means that it cannot start the gen-set or perform any combination of each application type with the running mode results breaker operations.
  • Page 44 QAS 125-150 Volvo Automatic Mains Failure (AMF) operation Installation wirings – The link between X25.10/X25.11 has to be removed. This application is only possible in combination with the AUTO mode. If the SEMI-AUTO mode is selected the AMF operation will –...
  • Page 45 Instruction manual Multiple gen-sets with power management (PMS) Installation wirings – The link between X25.10/X25.11 has to be removed. PMS (= Power Management System) is a system that will automatically start & stop generators based on the actual load – Mains breaker feedback lines have to be wired to X25.10/X25.11/ dependency.
  • Page 46 QAS 125-150 Volvo 2.8.11 Parallelling Stop signal if: Total Power needed < (Total available power of running gensets - Prior to starting parallel operation of two generators, following Power of generator with lowest priority - set point stop signal). connections need to be made: –...

  • Page 47: Overview Of Applications

    16 Qc4002™ modules. If the Mains is included in the installation, then an extra Qc4002™ module is required. The installation can be monitored and controlled via the PMS Software Package. For details on this application, please contact Atlas Copco.

  • Page 48: Output Terminal Board (Tb)

    QAS 125-150 Volvo 2.9 Output terminal board (TB) Q1 ..Circuit breaker for X1 Interrupts the power supply X1 when a short-circuit occurs at The cubicle provides a terminal board for more easy connection of the load side, or when the overcurrent (QAS 125: 180 A / cables.

  • Page 49: Operating Instructions

    X-ray equipment, audio amplifiers and elevators. In your own interest, always strictly observe all relevant safety instructions. Consult Atlas Copco for measures against the adverse influence of Do not operate the generator in excess of the non-linear loads. limitations...

  • Page 50: Before Starting

    QAS 125-150 Volvo 3.4 Operating Qc1002™ 3.2.3 Connecting the load Site distribution panel 3.4.1 Starting Qc1002™ If optional outlet sockets are provided, they must be mounted on a To start up the unit locally, proceed as follows: site distribution panel supplied from the terminal board of the –...

  • Page 51: Operating Qc2002

    Instruction manual To start up the unit from a remote location, The generator’s doors may only remain opened for proceed as follows: short periods during operation, to carry out checks – Put the starter switch S20 in position I (ON). Voltage is applied to for example.

  • Page 52: Operating Qc4002

    QAS 125-150 Volvo 3.5.3 Stopping Qc2002™ 3.6.2 During operation Qc4002™ Following points should be carried out regularly: To stop the unit, proceed as follows: – Check the display for normal readings. – Switch off the load. – Switch off circuit breaker Q1.

  • Page 53: Maintenance

    2912 6380 07 For the most important subassemblies, Atlas Copco has developed service kits that combine all wear parts. These service kits offer you the benefits of genuine parts, save on administration costs and are offered at reduced price, compared to the loose components. Refer to the parts list for more information on the contents of the service kits.

  • Page 54: Engine Maintenance

    QAS 125-150 Volvo 4.2 Engine maintenance 4.4.1 Specifications PAROIL PAROIL from Atlas Copco is the ONLY oil tested and approved Refer to the engine’s operator manual for full maintenance for use in all engines built into Atlas Copco compressors and schedule.

  • Page 55: Engine Oil Level Check

    PAROIL 15W40 is a mineral based high performance diesel engine PARCOOL EG is the only coolant that has been tested and oil with a high viscosity- index. Atlas Copco PAROIL 15W40 is approved by all engine manufacturers currently in use in Atlas designed to provide a high level of performance and protection in Copco compressors and generators.

  • Page 56: Coolant Check

    – Check the pH value of the coolant using a pH-measuring device. – Completely drain the entire cooling system. – The pH-meter can be ordered from Atlas Copco with part number – Used coolant must be disposed or recycled in accordance with laws 2913 0029 00.

  • Page 57: Storage Of The Generator

    Instruction manual Storage of the generator Checks and troubleshooting Never perform a test run with connected power 5.1 Storage cables. Never touch an electrical connector without a voltage check. – Store the generator in a dry, frost-free room which is well When a failure occurs, always report what you ventilated.

  • Page 58: Alternator Troubleshooting

    QAS 125-150 Volvo 6.3 Alternator troubleshooting Symptom Possible cause Corrective action Alternator gives 0 Volt Blown fuse. Replace fuse. No residual voltage. Excite the alternator by applying a 12V battery voltage with a 30 Ω resistor in series on the + and...

  • Page 59: Options Available For Qas

    The engine control circuit diagrams and the power circuit diagrams Besides the output terminals (secondary side) the automatic battery for the standard QAS 125-150 Volvo units, for the units with charger has a trim potentiometer for setting of the output voltage.

  • Page 60: Outlet Sockets (S)

    QAS 125-150 Volvo 7.3.3 Outlet sockets (S) X3..3-phase outlet socket Provides phase L1, L2, L3, neutral and earthing. The Outlet sockets option provides the following extra outlet sockets and circuit breakers: X4..3-phase outlet socket Provides phase L1, L2, L3, neutral and earthing.

  • Page 61: Dual Frequency

    Instruction manual 7.3.4 Dual voltage (DV) The selection between the two modes is done by means of S10. S10 ..Output voltage selection switch The generator can run in two different modes: Allows to select a 3 phase high output voltage or a 3 phase low 3 phase, lower voltage output voltage.

  • Page 62: "Electricité De France" (Edf)

    QAS 125-150 Volvo 7.3.6 “Electricité de France” (EDF) When the EDF-option is installed, the unit operates as a standard unit when the neutral and the PE terminals are connected to each other (see figure below). In this case, an earth leakage at the side of the generator or at the side of the load will switch off the circuit breaker.

  • Page 63: Overview Of The Mechanical Options

    – the small size coupling is used for the outlet. Cosmos module will light up when the installation has been carried out correctly. An extra clamp needs to be used to guide the For information about COSMOS™, consult your local Atlas Copco fuellines. dealer. 2954 2960 02...

  • Page 64: Technical Specifications

    QAS 125-150 Volvo Technical specifications 8.1 Technical specifications for QAS 125 Volvo 8.1.1 Readings on gauges Gauge Reading Unit Ammeter L1-3 (P1-3) Below max. rating Voltmeter (P4) Depends upon selector switch 8.1.2 Settings of switches Switch Function Activates at Engine oil pressure Shut down 0.5 bar...
  • Page 65 Instruction manual Alternator Standard IEC 34-1 IEC 34-1 ISO 8528-3 ISO 8528-3 Make MECC ALTE MECC ALTE Model ECP 34 1L/N ECP 34 1L/N Rated output, class H temp. rise 130 kVA 156 kVA Rating type acc. ISO 8528-3 “BR” 125/40°C “BR”...
  • Page 66 Specific mass fuel used: 0.86 kg/l. Derating table (in %, 100% is declarated power at “Performance data”) Temperature Height (°C) 1000 1500 2000 2500 3000 3500 4000 For use of generator outside these conditions, please contact Atlas Copco. 2954 2960 02...

  • Page 67: Technical Specifications For Qas 150 Volvo

    Instruction manual 8.2 Technical specifications for QAS 150 Volvo 8.2.1 Readings on gauges Gauge Reading Unit Ammeter L1-3 (P1-3) Below max. rating Voltmeter (P4) Depends upon selector switch 8.2.2 Settings of switches Switch Function Activates at Engine oil pressure Shut down 0.5 bar Engine coolant temperature Shut down...
  • Page 68 QAS 125-150 Volvo Alternator Standard IEC 34-1 IEC 34-1 ISO 8528-3 ISO 8528-3 Make MECC ALTE MECC ALTE Model ECP 34 2L/N ECP 34 2L/N Rated output, class H temp. rise 150 kVA 180 kVA Rating type acc. ISO 8528-3 “BR”...
  • Page 69 Specific mass fuel used: 0.86 kg/l. Derating table (in %, 100% is declarated power at “Performance data”) Temperature Height (°C) 1000 1500 2000 2500 3000 3500 4000 For use of generator outside these conditions, please contact Atlas Copco. 2954 2960 02...

  • Page 70: Conversion List Of Si Units Into British Units

    QAS 125-150 Volvo 8.3 Conversion list of SI units into British 8.4 Dataplate units 1 bar 14.504 psi 0.035 oz 1 kg 2.205 lb 1 km/h 0.621 mile/h 1 kW 1.341 hp (UK and US) 0.264 US gal 0.220 lmp gal (UK) 0.035 cu.ft...

  • Page 71: Circuit Diagrams

    Circuit diagrams 2954 2960 02...

  • Page 72: Circuit Diagram

    CIRCUIT DIAGRAM 9822 0993 00/02 Applicable for QAS 125-150 Volvo - Power Circuit Do NOT connect (N) to (PE) S11a R< a0 a0 See Circ.Diagr Engine See Note 1 I∆n See Circuit Diagram Engine (O) 3-Phase Sockets See Circ.Diagr Engine...
  • Page 73 CIRCUIT DIAGRAM Legend Wire size : Colour code : aa = 0.5 mm² 0 = black 1 mm² 1 = brown = 1.5 mm² 2 = red = 2.5 mm² 3 = orange T1-3 P1-3 Wire size 4 mm² 4 = yellow 6 mm²...
  • Page 74 CIRCUIT DIAGRAM 9822 0993 01/02 Applicable for QAS 125-150 Volvo - Dual voltage see note 2 S10a Do NOT connect (N) to (PE) R< a0 a0 See Circ.Diagr Engine See Note 1 I∆n See Circ.Diagr Engine S10b S10c Q1.1 Q1.2...
  • Page 75 CIRCUIT DIAGRAM Q1.1 Q1.2 T1-3 P1-3 Wire size QAS 125 315A 180A 400/5A 0-400A QAS 150 375A 215A 400/5A 0-400A Legend Wire size : Colour code : aa = 0.5 mm² 0 = black mm² 1 = brown = 1.5 mm² 2 = red = 2.5 mm²...
  • Page 76 CIRCUIT DIAGRAM 9822 0993 05/02 Applicable for QAS 125-150 Volvo - Qc1002™, Engine Circuit X9 X9 S11cd (O) 12 13 17 18 33 34 Qc1002 canbus F - Control side VOLVO EDC IV M - Engine side To engine plug...
  • Page 77 CIRCUIT DIAGRAM to Control Module A1 Sx=Remote Start/Stop-switch max. 24Vdc, 4A Plant Contactor Output: 12Vdc, max. 8Adc1 Customer's Installation (see Instruction Manual) Terminal strip X11 S11 a Connect wires ..b only if S11 is required 11 12 8 a0 a0 Position of Relay Cont.
  • Page 78 CIRCUIT DIAGRAM 9822 0993 06/04 Applicable for QAS 125-150 Volvo - Qc2002™, Engine Circuit Circuit Diagram POWER Fuses F1-F3 to Circ.Diagr POWER Current Transfo T1-T3 to Circ.Diagr POWER X9.5 / X9.12 / X9.13 S11cd S10d aa0 aa9 F - Control side...
  • Page 79 CIRCUIT DIAGRAM * In case of Dual Voltage: 1) Connect wires XXXg from galvanic separation to A1: 125g to A1-41 443g to A1-47 126g to A1-39 444g to A1-45 127g to A1-37 445g to A1-43 2) Remove wires 124 from A1-38 and 441 from A1-46 towards to Circ.Diagr POWER X25.8...
  • Page 80 CIRCUIT DIAGRAM 9822 0993 08/00 Applicable for QAS 125-150 Volvo - Qc4002™, Engine & Power Circuit S11a 60Hz 60Hz 9 10 See Note 1 d2(+) P1(+) RESET S11cd d1(-) P2(-) 6 a6 a3 a3 aa9 aa0 a3 aa0 aa9 a3 a3...
  • Page 81 CIRCUIT DIAGRAM Note: Connect R9 between X32.1/X32.3 at the start and between X32.4/X32.6 at the end of data loop. Customer's Installation (see Instruction Manual) Note "M": Remove link "M" when parallelling with the mains. MAINS SUPPLY (3P+N+PE) In AMF-mode or in case of mains Sx=Remote N L1 L1 L2 L3...
  • Page 82 CIRCUIT DIAGRAM 9822 0993 08/00 Applicable for QAS 125-150 Volvo - Qc4002™, Engine & Power Circuit Generator control unit Motor drive for Q1 T1-3 Current transformers LCD display Automatic voltage regulator Torus earth leakage Fuel level sensor Earth leakage relay...
  • Page 83 CIRCUIT DIAGRAM 9822 8077 10/01 Applicable for QAS 125-150 Volvo - COC-kit from 3Ph GENERATOR from 3Ph MAINS SUPPLY LEGEND : Wire size : Colour code : aa = 0.5mm2 0 = black a = 1 mm2 1 = brown to 3Ph LOAD b = 1.5mm2...
  • Page 86 www.atlascopco.com...

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