Atlas Copco QAS 250 Volvo Instruction Manual
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Atlas Copco QAS 250 Volvo Instruction Manual

Atlas Copco QAS 250 Volvo Instruction Manual

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QAS 250 Volvo

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  • Page 1 Instruction Manual for AC Generators QAS 250 Volvo...
  • Page 3 Instruction Manual for AC Generators QAS 250 Volvo Instruction manual .................. 5 Circuit diagrams ..................61 Printed Matter N° 2954 2970 00 ATLAS COPCO - PORTABLE AIR DIVISION 03/2007 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 2007, 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 250 Volvo The QAS 250 Volvo is an AC generator, built for continuous The QAS 250 Volvo generator is driven by a fluid-cooled diesel running at sites where no electricity is available or as stand-by in engine, manufactured by VOLVO PENTA.

  • 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: Control And Indicator Panel Qc1002

    QAS 250 Volvo 2.5 Control and indicator panel Qc1002™ 2.5.2 Qc1002™ Module 2.5.1 General description Qc1002™ control panel Qc 1002 CAN 50Hz 60Hz The Qc1002™ module is located inside the control panel. This F4 S20 control module will carry out all necessary tasks to control and protect a generator, regardless of the use of the generator.

  • Page 13: Qc1002™ Menu Overview

    Instruction manual Following LEDs are used on the Qc1002™ Controller type and version display Qc1002 CAN Power v1.00.0 Qc 1002 CAN Alarm This view shows the controller type and the ASW version number. Start/Stop Parameter display Parameter Remote Power Green LED indicates that the unit is powered up. Remote Green LED indicates that the Remote Mode is selected.
  • Page 14 QAS 250 Volvo Battery Voltage display 2.5.5 Qc1002™ Menu Description Status Display (pop-up window) Battery 25.2 V 00168.1h This view shows the Battery voltage and the running hours. Coolant temperature display In case special statuses are entered, a pop-up window will automatically be entered for as long as the status is active.

  • Page 15: Parameter List

    – Generator Overvoltage: failclass, enable, delay, setpoint – Unit Type – Engine CAN communication Unit type 2 for QAS 250 Volvo! This menu is used to select the type of engine electronics, the Qc1002™ controller should communicate with via the Canbus.
  • Page 16 QAS 250 Volvo 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 17: Control And Indicator Panel Qc2002

    Instruction manual 2.6 Control and indicator panel Qc2002™ LOG list The unit will keep an event log of the latest 30 events. 2.6.1 General description Qc2002™ control panel Events are: – shutdowns – service timer 1/2 reset – unit type changes Together with each event, the running hours at the time of the event 50Hz 60Hz...
  • Page 18 QAS 250 Volvo 2.6.2 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 19: Qc2002™ Menu Overview

    Instruction manual 2.6.4 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 20: Battery Voltage Display

    QAS 250 Volvo Service timer 1 & Service timer 2 display Oil pressure display 3.2bar 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.

  • Page 21: Qc2002™ Menu Description

    Instruction manual Active - reactive - apparent power display 2.6.5 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 22 QAS 250 Volvo 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...
  • Page 23 Instruction manual 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 24 QAS 250 Volvo 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 25 Instruction manual 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 warning warning shutdown...
  • Page 26 QAS 250 Volvo 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.

  • Page 27: Control And Indicator Panel Qc4001

    Instruction manual 2.7Control and indicator panel Qc4001™ S20 ..ON/OFF switch Position O: No voltage is applied to the Qc4001™ module, the 2.7.1 General description Qc4001™ control generator will not start. panel Position I: Voltage is applied to the Qc4001™ module, it is possible to start up the generator.
  • Page 28 QAS 250 Volvo 2.7.3 Pushbutton and LED functions AUTO: Allows the user to set the generator in Following pushbuttons are used on the Qc4001™ AUTO mode. SEMI-AUTO: Allows the user to set the ALARM: Shows the active alarm list (up to 30 generator in SEMI-AUTO mode.

  • Page 29: Main View

    Instruction manual The main Qc4001™ control unit includes 3 LEDs The user can scroll through these views with the scroll buttons: Power – The SETUP view shows the module name, the software version, the date and the time. Self check OK –...
  • Page 30 QAS 250 Volvo The JUMP button Scrolling down will give all the protection parameters. – The first line shows some generator data. Instead of navigating through the entire menu, the user can jump directly to the required parameter, if he knows the channel number –...
  • Page 31 Instruction manual This is the described menu flow: The menu flow is similar in the CONTROL SETUP, POWER SETUP and SYSTEM SETUP. For more details on the Setup menu we refer to the Qc4001™ User manual. 2954 2970 00...
  • Page 32 QAS 250 Volvo Protection setup: overview of parameters (for correct values refer to controller) 2954 2970 00...
  • Page 33 Instruction manual 2954 2970 00...
  • Page 34 QAS 250 Volvo 2954 2970 00...
  • Page 35 Instruction manual Control setup: overview of parameters Power setup: overview of parameters 2954 2970 00...
  • Page 36 QAS 250 Volvo System setup: overview of parameters 2954 2970 00...
  • Page 37 Instruction manual Note: 3) Applicable for QAS 250 Volvo units. 2954 2970 00...

  • Page 38: Standard Modes

    QAS 250 Volvo 2.7.5 Passwords 2.7.8 Standard modes Changing different parameters requires different password levels. The following modes can be selected (push the dedicated button on Some parameters cannot be changed by the end-customer because the display unit). of safety reasons.

  • Page 39: Standard Applications

    Instruction manual 2.7.9 Standard applications Automatic Mains Failure (AMF) operation This application is only possible in combination with the Auto In the Qc4001™ module 5 application types can be selected (in mode. If the Semi-auto mode is selected the AMF operation will channel 4320).
  • Page 40 QAS 250 Volvo Installation wirings Installation wirings – The link between X25.10/X25.11 has to be removed. – The link between X25.10/X25.11 has to be removed. – Mains breaker feedback lines have to be wired to X25.10/X25.11/ – Mains breaker feedback lines have to be wired to X25.10/X25.11/ X25.12.
  • Page 41 Instruction manual 2.7.11 Option Power Management System – Stop signal is set at 100 kW and priority is set as (high) G1 > G2 > G3 (low). PMS (= Power Management System) is a system that will Stop signal if: automatically start &...

  • Page 42: Overview Of Applications

    Only with Power Transducer (*) (*) A Power Transducer is a device that measures the actual power of the mains and which translates this into a 4...20 mA signal towards the Qc4001™ module. For details, please contact Atlas Copco. Installations with more generators...

  • Page 43: Output Terminal Board (Tb)

    Instruction manual 2.8 Output terminal board (TB) S13 ..Lock-out switch for earth fault protection (N13) This switch is located inside the cubicle and is labeled I∆N. The cubicle provides a terminal board for more easy connection of Position O: No de-energising of the main circuit breaker Q1 cables.

  • Page 44: Operating Instructions

    Consult Atlas Copco for measures against the adverse influence of The generator is wired for a TN-system to IEC 364- non-linear loads. 3, i.e. one point in the power source directly earthed - in this case the neutral.

  • Page 45: Connecting The Load

    Instruction manual 3.3 Before starting The voltage drop across a cable can be determined as follows: – With the generator standing level, check the engine oil level and top ⋅ ⋅ ⋅ ⋅ ϕ ⋅ ϕ 3 I L ----------------------------------------------------------------------------- - up if necessary.

  • Page 46: Operating Qc2002

    QAS 250 Volvo To start up the unit from a remote location, To stop the unit when the Qc1002™ module is in proceed as follows: position , proceed as follows: – Put the starter switch S20 in position I (ON). Voltage is applied to –...

  • Page 47: Operating Qc4001

    Instruction manual 3.5.2 During operation Qc2002™ – Cooldown period default 15 sec. – Put the starter switch S20 in position O (OFF) to shut down the Following points should be carried out regularly: voltage apply towards the Qc2002™ module. – Check the engine gauges and the lamps for normal readings. –...
  • Page 48 QAS 250 Volvo 3.6.3 Stopping Qc4001™ – When in SEMI-AUTO mode, use the STOP button to stop the generator. The GB button will work to open the GB. – When in AUTO mode, the STOP and GB button will not function.

  • Page 49: Maintenance

    2912 4414 05 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 50: Engine Maintenance

    QAS 250 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 51: 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 52: 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 53: 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 54: Alternator Troubleshooting

    QAS 250 Volvo 6.3 Alternator troubleshooting Symptom Possible cause Corrective action Alternator does not excite Blown fuse. Replace fuse. Insufficient residual voltage. Increase the speed by 15%. No residual voltage. For an instant apply on the + and – terminals of the electronic regulator a 12 V battery voltage Ω...

  • Page 55: Units

    The engine control circuit diagrams and the power circuit diagrams Besides the output terminals (secondary side) the automatic battery for the standard QAS 250 Volvo units, for the units with options charger has a trim potentiometer for setting of the output voltage.

  • Page 56: Outlet Sockets (S)

    QAS 250 Volvo 7.3.3 Outlet sockets (S) When the sockets-option is installed, circuit breaker Q1 does not only interrupt the power supply The Outlet sockets option provides the following extra outlet towards X1 but also towards X2. sockets and circuit breakers: Make sure to switch on circuit breakers Q1 and Q2 Q1 ..

  • Page 57: Overview Of The Mechanical Options

    Instruction manual 7.4 Overview of the mechanical options Circuit breakers Q1.1 and Q1.2 cannot be switched on at the same time. This is prevented by means of the auxiliary voltage selection relays S10b and S10c (refer to the circuit diagram). The following mechanical options are available: –...

  • Page 58: Technical Specifications For Qas 250 Volvo

    QAS 250 Volvo Technical specifications for QAS 250 Volvo 8.1 Readings on gauges Gauge Reading Unit Ammeter L1-3 (P1-3) Below max. rating Voltmeter (P4) Depends upon selector switch 8.2 Settings of switches Switch Function Activates at Engine oil pressure Shut down 0.5 bar...
  • Page 59 Instruction manual Alternator Standard IEC 34-1 IEC 34-1 ISO 8528-3 ISO 8528-3 Make MECC-ALTE MECC-ALTE Model ECO 38 1L/4 ECO 38 1L/4 Rated output, class H temp. rise 250 kVA 300 kVA Degree of protection IP21 IP21 Insulation class stator Insulation class rotor Number of wires Engine...

  • Page 60: Conversion List Of Si Units Into British Units

    QAS 250 Volvo 8.5 Dataplate Derating table (in %, 100% is declarated power at “Performance data”) Height Frequency (Hz) 100% 100% 100% 100% 1000 100% 100% 1500 100% 2000 100% 2500 3000 3500 4000 For use of generator outside these conditions, please contact Atlas Copco.

  • Page 61: Circuit Diagrams

    Circuit diagrams 2954 2970 00...
  • Page 62 CIRCUIT DIAGRAM 9822 0889 54/03 Applicable for QAS 250 Volvo - Power circuit diagram - 400 V S11a Cubicle Canopy from See note 1 Note 1: Customer connection (X25) Remote Start module only for Qc1002 Engine Circuit Diagram For X25 with Qc2002, see circuit diagram engine of Qc2002 controller.
  • Page 63 CIRCUIT DIAGRAM T1-3 P1-3 Wire size QAS250 360A 600/5A 0-600A 2x l QAS325 470A 600/5A 0-600A 2x lx Breaker Set. I2=I3 I t² QAS250 360A 1,00xIn 0,90xIo QAS325 470A 0,80xIn 0,95xIo a0 a0 Legend Wire size : Colour code : aa = 0.5 mm²...
  • Page 64 CIRCUIT DIAGRAM 9822 0889 55/03 Applicable for QAS 250 Volvo - Power circuit diagram - Electricité de France S11a Cubicle Canopy Note 1: Customer connection (X25) from See note 1 Remote Start module only for Qc1002 For X25 with Qc2002,...
  • Page 65 CIRCUIT DIAGRAM T1-3 P1-3 Wire size QAS250 360A 600/5A 0-600A 2x l QAS325 470A 600/5A 0-600A 2x lx Breaker Set. I2=I3 I t² QAS250 360A 1,00xIn 0,90xIo QAS325 470A 0,80xIn 0,95xIo a0 a0 Legend Wire size : Colour code : aa = 0.5 mm²...
  • Page 66 CIRCUIT DIAGRAM 9822 0889 73a/02 Applicable for QAS 250 Volvo - Qc4001™ + PMS Legend Wire size : Colour code : aa = 0.5 mm² 0 = black a = 1 mm² 1 = brown A1.70/71 b = 1.5 mm²...
  • Page 67 CIRCUIT DIAGRAM CUSTOMER'S INSTALLATION (see Instruction Manual) see Control & Power Circuit Diagram 24 Vdc (Batt+) Generator Current Transfo L1 0 Vdc (Batt-) Note: "M" = remove link when parallelling with the Generator Current Transfo L2 Status Relay mains. In case of AMF-mode or mains paralleling, fuse Mains L1, L2 &...
  • Page 68 CIRCUIT DIAGRAM 9822 0889 73b/02 Applicable for QAS 250 Volvo - Qc4001™ + PMS - Air shut-off valve OPTION AIR SHUT-OFF VALVE 30/51 KN12 KN12 n> KSV2 Signal Input Cubicle Canopy A1-A2 10" 2954 2970 00...
  • Page 69 CIRCUIT DIAGRAM Legend Wire size : Colour code : aa = 0.5 mm² 0 = black a = 1 mm² 1 = brown b = 1.5 mm² 2 = red c = 2.5 mm² 3 = orange d = 4 mm² 4 = yellow e = 6 mm²...
  • Page 70 CIRCUIT DIAGRAM 9822 0889 77/01 Applicable for QAS 250 Volvo - Power circuit diagram - Dual voltage Q1.1 Q1.2 T1-3 P1-3 Wire size Legend Wire size Colour code QAS250 2V 625A 360A 600/5A 0-600A 2x lx 2x l aa = 0.5 mm²...
  • Page 71 CIRCUIT DIAGRAM see note 1 S10a S10b S10c Q1.2 Q1.1 from Remote Start module Engine Circuit Diagram Customer's installation 2954 2970 00...
  • Page 72 CIRCUIT DIAGRAM 9822 0889 79/05 Applicable for QAS 250 Volvo - Qc1002™ (*) Connect wire 15 direct to contact 34 of A1 or in case of option air shut-off valve connect to KSV2 KSV2 30/51 S11c 15 16 Qc1002 canbus...
  • Page 73 CIRCUIT DIAGRAM Legend Wire size : Colour code : aa = 0.5mm² 0 = black a = 1 mm² 1 = brown b = 1.5mm² 2 = red c = 2.5mm² 3 = orange d = 4 mm² 4 = yellow e = 6 mm²...
  • Page 74 CIRCUIT DIAGRAM 9822 0889 89/00 Applicable for QAS 250 Volvo - Qc2002™ a6 a2 26 27 37 38 53 54 57 58 11 12 8 a0 a0 Qc2002 canbus 6 7 8 33 34 35 36 a6 a3 to Circ.Diagr POWER...
  • Page 75 CIRCUIT DIAGRAM towards X25.8 to Circ.Diagr POWER Sx = Remote Start/Stop-switch max. 24Vdc, 4A MAINS SUPPLY (3P+N+PE) Customer's Installation (see Instruction Manual) Mains and Generator Contactor Output : 24Vdc, max. 2A OPTION AIR SHUT-OFF VALVE Legend Wire size Colour code aa = 0.5 mm²...
  • Page 78 www.atlascopco.com...

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