Dahen DA300P Owner's Manual
  1. Manuals
  2. Brands
  3. Dahen Manuals
  4. Inverter
  5. DA300P
  6. Owner's manual

Dahen DA300P Owner's Manual

Hide thumbs
Table of Contents

Advertisement

Quick Links

MANUAL NO:P30029
OWNER'S
MANUAL
FOR
DIGITAL INVERTER
DA300P
MODEL: DA-300P P30029
P10535
INVERTER CONTROLLED WELDING POWER SOURCE
DO NOT DESTROY
IMPORTANT:
Read and understand the entire contents of this
manual, with special emphasis on the safety material throughout
the manual, before installing, operating, or maintaining this
equipment. This equipment and this manual are for use only by
persons trained and experienced in the safety operation of welding
equipment. Do not allow untrained persons to install, operate or
maintain this equipment. Contact your distributor if you do not
fully understand this manual.
DAIHEN Corporation
WELDING PRODUCTS DIVISION
Nobember 25, 2010
Upon contact, advise MODEL and MANUAL NO.
12-2-083-5

Advertisement

Table of Contents
loading

Summary of Contents for Dahen DA300P

  • Page 1 MANUAL NO:P30029 OWNER'S MANUAL DIGITAL INVERTER DA300P MODEL: DA-300P P30029 P10535 INVERTER CONTROLLED WELDING POWER SOURCE DO NOT DESTROY IMPORTANT: Read and understand the entire contents of this manual, with special emphasis on the safety material throughout the manual, before installing, operating, or maintaining this equipment.

  • Page 2: Table Of Contents

    TABLE OF CONTENTS 1. SAFETY INFORMATION…………………………………………………………… 2 2. ARC WELDING SAFETY PRECAUTIONS……………………………………… 3. GENERAL NOTICE OF OPERATION…………………………………………….. 8 4. STANDARD COMPOSITION AND ACCESSORIES…………………………… 5. FUNCTION OF EQUIPMENT……………………………………………………… 10 6. NECESSARY POWER SOURCE EQUIPMENT………………………………… 12 7. TRANSPORT AND INSTALLATION……………………………………………… 13 8. CONNECTION PROCEDURE AND GROUND FOR SAFETY USE………….. 15 9.

  • Page 3: Safety Information

    1. SAFETY INFORMATION The following safety alert symbols and signal words are used throughout this manual to identify various hazards and special instructions. WARNING gives information regarding possible personal injury WARNING or loss of life. CAUTION refers to minor personal injury or possible equipment CAUTION damage.
  • Page 4 2. ARC WELDING SAFETY PRECAUTIONS (continued) ARC RAYS can burn eyes and skin: FLYING SPARKS AND HOT METAL can cause injury. NOISE can damage hearing. Arc rays from the welding process produce intense heat and strong ultraviolet rays that can burn eyes and skin.
  • Page 5 2. ARC WELDING SAFETY PRECAUTIONS (continued) FUMES AND GASES can be hazardous to your health. Arc welding produce fumes and gases. Breathing these fumes and gases can be hazardous to your health. Keep your head out of the fumes. Do not breathe the fumes. Ventilate the area and/or use exhaust at the arc to remove welding fumes and gases.
  • Page 6 2. ARC WELDING SAFETY PRECAUTIONS (continued) Rotating parts may cause injuries. Be sure to observe the following. If hands, fingers, hair or clothes are put near the fan’s rotating parts or wire feeder’s feed roll, injuries may occur. Do not use this equipment if the case and the cover are removed. When the case is removed for maintenance/inspection and repair, certified or experienced operators must perform the work.
  • Page 7 2.ARC WELDING SAFETY PRECAUTIONS (continued) To prevent electromagnetic troubles, read the following. Also, if electromagnetic troubles occur, check the following again. Before installing arc welding equipment the user shall make an assessment of potential electromagnetic problems in the surrounding area. The following shall be taken into account: other supply cables, control cables, signalling and telephone cables, above, below and adjacent to the arc welding equipment;...

  • Page 8: Principal Safety Standards

    PRINCIPAL SAFETY STANDARDS Arc welding equipment – Installation and use, Technical Specification IEC 62081, from International Electro technical Commission Arc welding equipment Part 1: Welding power sources IEC 60974-1, from International Electro technical Commission Arc welding equipment Part 10: Electromagnetic compatibility (EMC) requirements IEC 60974-10, from International Electro technical Commission Safety in Welding and Cutting, ANSI Standard Z49.1, from American Welding Society.

  • Page 9: General Notice Of Operation

    3. GENERAL NOTICE OF OPERATION 3.1 Rated Duty Cycle CAUTION Use this welding power source at or under the rated duty cycle. Exceeding the rated duty cycle limitation may result in damage to the welding machine. The rated duty cycle of the welding power source is the following: - TIG WELDING: 40% (300 A) - STICK WELDING: 40% (250 A) NOTE:...

  • Page 10: Standard Composition And Accessories

    4. STANDARD COMPOSITION AND ACCESSORIES 4.1 Standard Composition The part names indicated in the boxes are standard parts. They are not supplied with this welding machine. Preparation of the standard parts except the welding power source is required to use the welding power source. Input cable and grounding cable For a switch box, the 2m input and grounding cables are from the back panel of welding power source.

  • Page 11: Function Of Equipment

    5. FUNCTION OF EQUIPMENT 5.1 Welding Power Source - 10 -...
  • Page 12 5. FUNCTION OF EQUIPMENT (continued) 5.2 Welding Torch Torch switch 2P Water in hose (5/8 -18UNF) Gas hose (9/16 -18UNF) Water out hose (5/8 -18UNF) Power cable connector Torch body Nozzle Tungsten electrode - 11 -...

  • Page 13: Necessary Power Source Equipment

    6. NECESSARY POWER SOURCE EQUIPMENT 6.1 Welding Power Source Equipment (for commercial use) WARNING When the welding machine is used in a humid environment such as a construction site, on a steel plate, or on a steel structure, install a leakage breaker. CAUTION Be sure to install a switch with fuse or a circuit breaker (for motor) to the input sides of each welding machine.

  • Page 14: Transport And Installation

    7. TRANSPORT AND INSTALLATION 7.1 Transport WARNING To prevent accidents and damage of the welding machine during transportation, observe the following. Do not touch the live electrical parts inside or outside the welding machine. Be sure to disconnect the line disconnect switch when carrying the welding machine.
  • Page 15 7. TRANSPORT AND INSTALLATION (continued) 7.2 Installation (continued) CAUTION To prevent electromagnetic troubles, read the following. Also, if electromagnetic troubles occur, check the following again. Change the installation place of the welding machine. Mount an input cable in the grounded metallic conduit. Provide electromagnetic shield to the whole welding places.

  • Page 16: Connection Procedure And Ground For Safety Use

    8. CONNECTION PROCEDURE AND GROUND FOR SAFETY USE WARNING Observe the following to prevent electric shock. Do not touch the live electrical parts; otherwise, you might receive serious electric shock or get burned. Do not touch the live electrical parts. Have a qualified electric engineer ground the case of the welding power source.
  • Page 17 8. CONNECTION PROCEDURE AND GROUND FOR SAFETY USE (continued) 8.1.1 TIG WELDING (water-cooled torch) Torch switch Torch switch cable Torch power cable Torch Gas hose Water supply hose* Base metal Condensate hose* Base metal cable (38 mm or more) Firmly attach the cable to the base metal. Follow the steps below to attach the cables to the output connectors of the welding power source referring to the illustrations of “Connection of the Welding Power Source“.
  • Page 18 8. CONNECTION PROCEDURE AND GROUND FOR SAFETY USE (continued) 8.1.2 STICK WELDING The following figure shows the cable connections for stick welding with DC electrode positive (welding stick positive, base metal negative). When using DC electrode negative, switch the holder cable with the base metal cable. Holder Welding cable Base metal...
  • Page 19 8. CONNECTION PROCEDURE AND GROUND FOR SAFETY USE (continued) 8.3 Connecting of the Gas Hose WARNING There is a danger of suffocation caused by lack of oxygen when shield gas keeps drifting in a closed place. Be sure to turn off the shield gas at the main when the welding power source is not in use.
  • Page 20 8. CONNECTION PROCEDURE AND GROUND FOR SAFETY USE (continued) CAUTION To prevent electromagnetic troubles, read the following. Also, if electromagnetic troubles occur, check the following again. Add a noise filter to the input cables. Do not ground the welding power source commonly with other machines. CAUTION Be sure to install a switch with fuse or a circuit breaker (for motor) to the input sides of each welding machine.
  • Page 21 8. CONNECTION PROCEDURE AND GROUND FOR SAFETY USE (continued) (b) Using a faucet that a 1/2 (c) Employing a stop valve (a) Insert the hose to gas thread is cut. faucet directly. Description Parts No. Remarks (1) 5-meter water supply hose P1042L00 (2) Hose connector P1042M02...

  • Page 22: Welding Preparation

    9. WELDING PREPARATION 9.1 Preparing the Protective Equipment CAUTION Check the followings before welding. The whole doors and covers of the welding machine are surely closed and fixed. The welding cable is placed as closely on the floor or ground as possible. Place a base metal cable and an electrode cable as closely as possible.
  • Page 23 WELDING PREPARATION (continued) 9.2 Operating the Switches and Controlling the Gas Regulator CAUTION Keep your face away from the outlet when turning on gas at the main of the gas cylinder, as burst of high-pressure gas may result in physical injuries. NOTE: Gas checking automatically stops in two minutes.
  • Page 24 WELDING PREPARATION (continued) 9.4 TIG Welding Condition for reference (1) TIG Welding Condition PULSE “OFF” Plate Argon Gas Electrode Dia. Filler Wire Dia. No. of Bevel Current Material Thickness Flow Rate (mm) (mm) Layer Shape (mm) (ℓ/min) 1, 1.6 0 - 1.6 20 - 40 (a), (b) 1, 1.6...
  • Page 25 WELDING PREPARATION (continued) (2) Welding Condition of DC TIG Pulse Flat position and butt joint welding Pulse Condition Wire Travel Feeding Gap G Pulse Pulse Base Material Joint Geometry speed Frequency (mm) Width Speed Current Current (Hz) (cm/min) (cm/min) Mild Steel spcc Stainless Steel...
  • Page 26 WELDING PREPARATION (continued) Weld joints with different heat capacity Pulse condition Filler wire Travel No. of Pulse Base Pulse Pulse Feeding speed Material Joint geometry Layer Current Current Freq. Width Speed (cm/min) (Hz) (cm/min.) Copper %2 ( Cu ) Mild Steel 52%% Stainless Steel...
  • Page 27 WELDING PREPARATION (continued) Filler wire Pulse condition Travel Feeding No. of Pulse Base Pulse Pulse speed Material Joint geometry Layer Speed Current Current Freq. Width (cm/min) (cm/min.) (Hz) Aluminum (4) Post-Flow Time Adjust to the proper post-flow time for the electrode diameter. Electrode diameter (mm) Post-Flow Time (s) 3 - 5...

  • Page 28: Operation

    10. OPERATION Front panel [19][18] [17] [11] [13] [14] [6] [7] J O B W A R N IN G D C N O -LO A D V O LT A G E M EM O RY S e c LO AD J O B N O .
  • Page 29 10. OPERATION (continued) WARNING Observe the following to prevent electric shock. *Do not touch the live electrical parts; otherwise, you might receive serious electric shock or get burned. Do not touch the electrode while pressing the TORCH switch. Disconnect the welding power source form input power supply before replacing the electrode.
  • Page 30 10. OPERATION (continued) The parameters listed below may be selected with the parameter selection key [3] and adjusted with the parameter adjusting knob [4]. The set value of the parameter selected appears on the digital display with the respective unit indicator LED turned ON. Unit LED WARNING Digital meter...
  • Page 31 10. OPERATION (continued) Pulse frequency This parameter may be selected only if the pulse setting is “ON”. When this parameter is selected, the set value appears on the right digital display with the unit indicator LED for “hertz (Hz) ” turned ON. In this state, the pulse frequency may be adjusted in the range between 0.1 and 500 Hz by the use of the parameter adjusting knob [4].
  • Page 32 10. OPERATION (continued) 10.1.3 AC TIG Welding The AC TIG welding process is such that the polarity of electrode plus (+) from which cleaning action is obtained and that of electrode minus (-) in which electrode consumption is small are inverted alternately to take advantage of the feature of both polarities.
  • Page 33 10. OPERATION (continued) 3. If an overlong torch side cable is used reluctantly, wind it according to following figure of “Good example”. Bad example Good example Do not wind the excess part of cable in the Refer to the figure below “winding method of same direction.
  • Page 34 10. OPERATION (continued) 10.1.6 AC Waveform In the case of AC TIG and AC-DC TIG welding, the following three output current waveforms can be selected with the AC waveform selection key ( ). Use these current waveforms while taking advantage of the respective features. Also, the AC frequency and AC balance are stored in memory for each AC waveform.
  • Page 35 10. OPERATION (continued) 10.1.8 AC balance Setup ( By pressing the AC BALANCE key ( ) when the initial conditions, main conditions or crater filler conditions are being selected, the left-upper LED lights up and the set point is displayed on the right-side digital meter.
  • Page 36 10. OPERATION (continued) 10.1.9 AC-DC Change-over Frequency Setup ( When the initial conditions, main conditions or crater filler conditions are being selected, press the AC-DC change-over frequency setup key ( ), and the LED in the left upper part lights up, the set point is displayed on the right-side digital meter, then the “Hz”...
  • Page 37 10. OPERATION (continued) 10.1.10 Pulse setting ( Pulsing is a technique to cyclically vary the welding current for stabilized arcing, controlled penetration geometry and/or controlled heat input, where arcing may be rigidified during high current period for improved stability, and penetration geometry and heat input may be controlled with the high/low current period ratio varied.
  • Page 38 10. OPERATION (continued) 10.1.11 Slope setting Slope setting “ON” and “OFF” may be selected with the SLOPE selection key [14] if the crater setting is “ON”, “REPEAT” or “arc spot”. The LED located on the upper left corner of the selection key indicates the status of slope setting “ON” and “OFF” when it is turned ON and OFF respectively.
  • Page 39 10. OPERATION (continued) Initial Crater Timinnig Chart current Torch Switch Welding Current Welding Current Crater Current REPEAT Torch Switch Welding Current Welding Current Initial Current Crater Current Even if the torch switch is turned OFF during welding, the welding current will be self-held.
  • Page 40 10. OPERATION (continued) 10.1.13 ARC SPOT setting ( For arc spot processing, set the CRATER FILL. key [5] to ARC SPOT. Then, upon depression of the Arc SPOT TIME key [5], the indicator LED located on the upper left corner of the setting key turns ON and the set value appears on the right digital display with the unit indicator LED for “sec.
  • Page 41 10. OPERATION (continued) 10.1.14 START setting (Lift start or High frequency start) Start mode may be selected with LIFT START key [13]. Start mode may be indicated with the indicator LED on the upper left of the mode selection key that turns ON or OFF for “Lift start”...
  • Page 42 10. OPERATION (continued) 10.1.15 Gas check ( ) with gas-saving function. Used to adjust gas flow rate when the gas cylinder discharge valve is opened. When the GAS CHECK key [16] is depressed once, the gas is discharged with the indicator LED on the upper left corner of the key turned ON.
  • Page 43 10. OPERATION (continued) 10.1.17 Internal Functions This welding machine has various special functions that may be used by setting with F-key (Function selection key) [10]. How to use internal functions When Function selection key [10] is depressed, the function No. starts blinking on the left display described below and the status assigned to that function No.
  • Page 44 10. OPERATION (continued) The following functions can be adjusted by F selection key [10]. *Some parameters of F (function) can be memorized for each condition No. of the feeding condition memory function, and others apply to all feeding conditions (The parameter cannot be memorized for each condition No.).
  • Page 45 10. OPERATION (continued) Selecting AUTO or MANUAL mode: Function No. 4 ---- X Selecting AUTO mode allows operation stop to be cancelled with operation stop terminal short-circuited. In addition, select AUTO mode to utilize external voltage supply to feed welding current (base current) or pulse current for the operation combined with robot etc.. The factory setting of this function is “MANUAL”...
  • Page 46 10. OPERATION (continued) (5) External voltage (0-12V) control: Function No. 5 ---- X When used in AUTO mode combined with INVERTER ARGO, selecting [ON] status for this function allows to use the machine with almost same conditions by slightly adjusting external control voltage (pulse current and welding current or base current).
  • Page 47 10. OPERATION (continued) (8) Result display holding time setup: Function No. “9” ---- X After completion of welding, the mean value of output current during last 1-sec. period is displayed by flashing for approx. 20 sec., but this time can be set up with Function No. “9”. The setup range is 0 to 60 sec.
  • Page 48 10. OPERATION (continued) (14) Soft pulse: Function No. “16” ---- x By turning Function No. 16 “ON”, it is possible to change pulse welding to “soft pulse” in case where the pulse is “ON” in DC TIG welding. In soft pulse, current is changed smoothly, and soft arc is produced, compared with “standard”...
  • Page 49 10. OPERATION (continued) (16) Current offset adjustment: Function No. “20” ---- x If a welding cable is made long in case for AC TIG welding in point of welding current characteristics, the actual average welding current (value indicated on the ammeter) becomes smaller than the set current, and as the welding current is larger, its difference becomes larger.
  • Page 50 10. OPERATION (continued) (20) 2 stroke slope function: Function No. “24” When turning on the torch switch, welding current increase from initial current setting. Then after up-slope time, current becomes main current. When turning off the torch switch, welding current decrease to crater current setting.
  • Page 51 10. OPERATION (continued) CAUTION For electrode stick, follow the instruction below. Keep the electrode stick in a place with low humidity. Dry the electrode stick sufficiently before using. When the gas burner is used for pre-heating or removing moisture of the base metal, be sure to heat to 100˚C or above.
  • Page 52 10. OPERATION (continued) 10.3 Information common to all models 10.3.1 Indication on digital display Digital displays are designed to indicate the items listed below: (1) Parameter set values In the Set Value Indication mode during down period (except result indication period immediately after welding process) and during welding period, the parameter set value under adjustment is indicated.
  • Page 53 10. OPERATION (continued) 10.3.2 Adjustor knob To adjust parameters with adjustor knob [4] during welding, depress the parameter selection key [3] to change the mode into the Set Value Indication mode. The initial conditions, main conditions and crater filler conditions become changeable during initial current, main welding and crater, respectively.
  • Page 54 10. OPERATION (continued) CAUTION The welding conditions (electronic data) stored by this function are susceptible to occurrence of static electricity, impact, repair, etc., and there is a possibility that the storage contents may be changed or lost. BE SURE TO MAKE A COPY FOR IMPORTANT DATA.
  • Page 55 10. OPERATION (continued) (2) When pressing the ENTER key [19] after setting the condition number, the ENTER lamp blinks (located at the upper left of the key). Under this condition, you are allowed to confirm the setting value of the parameter preset to the condition number by using the Parameter selection key [3].
  • Page 56 10. OPERATION (continued) Note: You are not able to change condition number or select a welding method, etc. To reset the condition number, press the LOAD key [17], then return to the step (1). To quit the setting and exit from the readout mode, press the SAVE key [18]. (3) When pressing the ENTER key [19] again, you can read out the preset welding conditions and exit from the readout mode.
  • Page 57 10. OPERATION (continued) Erasing the Welding Conditions When you erase the welding conditions stored in memory, you can select either erasing all or erasing one. Erasing the welding conditions (1) Turn off the power switch and turn on the power switch with both the LOAD key [17] and SAVE key [18] pressed.
  • Page 58 10. OPERATION (continued) 10.3.5 Resetting to Initial Values When resetting to the welding conditions to initial values, the welding conditions that are currently used (including the welding condition currently used) are all reset to initial values. But, even when resetting to initial values, the welding conditions held in memory are not changed.

  • Page 59: Applied Function

    11. APPLIED FUNCTION 11.1 How to Solve an Error WARNING Observe the following to prevent electrical shock. Do not touch the live electrical parts inside or outside the welding power source. Only the certified operators or the person who understand the welding machine well can change wiring or switch setting in the welding machine.
  • Page 60 11. APPLIED FUNCTION (continued) dAIHEn Display If “dAI” and “HEn” in the displays blink, it indicates the “Torch switch off state waiting“. When turning on the power switch, the displays on the front panel shows “dAI” and “HEn” for one sec., then the welding power source becomes operable.
  • Page 61 11. APPLIED FUNCTION (continued) 7) E-510 Display If "E-“ and “510" in the displays blink, it indicates the "Pump error". As this welding power source connect the OTC water cooling unit. If CON4 connector 1-2pin is open circuit for error signal comes from OTC water cooling unit, “E- “...
  • Page 62 11. APPLIED FUNCTION (continued) WARNING Observe the following to prevent electrical shock. Do not touch the live electrical parts inside or outside the welding power source. Only the certified operators or the person who understand the welding machine well can change wiring or switch setting in the welding machine.
  • Page 63 11. APPLIED FUNCTION (continued) 12P terminal block (TM 12P) Pin No. Signal name Function EXT1 (Output) From among the power source preparation, pulse External output synchronizing output, EN synchronizing output and AC terminal 1 synchronizing output functions, select the required one for use.
  • Page 64 11. APPLIED FUNCTION (continued) 11.3 Optional Accessories 11.3.1 Welding Torch Model AW(P)-17 AW-18 AWD-18 AW-26 AWD-26 150 A 300 A 200 A Rated Current 130 A 260 A 160 A Cooling Method Water Duty Cycle 100% Electrode Dia. 0.5 - 2.4mm 0.5 - 4.0mm 0.5 - 4.0mm Cable Length...
  • Page 65 11. APPLIED FUNCTION (continued) 11.3.2 Optional Accessories Description Part number Remarks Analog Remote Control K5416T00 With 4-meter cable CAN Communication module and CAN Digital Remote Control E-2452 communication cable is necessary. CAN communication module K5422C00 CAN communication cable BKCAN-04XX XX:10(10m),20(20m) Foot-Operated Current Regulator K1104F00 With 5-meter cable...
  • Page 66 11. APPLIED FUNCTION (continued) Extension Gas Hose P1043K00 Extension Water Hose P1043L00 (for feeding water) Extension Torch Cable H593H00 BAWS-3004 Parts for extending AW-18 Extension Remote Control P1043R00 (cable length: 4m) to 8m (4 conductors) Control Cable for Torch Switch P1043S00 (2 conductors) Connecting Cover...
  • Page 67 11. APPLIED FUNCTION (continued) 11.4.2 TIG filler wire feeding system ■Controller HC-71D Model Rated input voltage Single phase 200/220V VA at rated output 100VA When you use HC-71D control box, CAN communication module(K5422B00) and CAN communication cable(BKCAN-0405[5m] and BKCAN-0410[10m] ) are necessary separately. ■Wire guide assembly Torch Model of wire guide...

  • Page 68: Maintenance And Troubleshooting

    12. MAINTENANCE AND TROUBLESHOOTING WARNING Observe the following to prevent electric shock. Do not touch the live electrical parts inside or outside the welding power source. Turn off all of the line disconnect switches before touching the parts inside the welding machine.
  • Page 69 12. MAINTENANCE AND TROUBLESHOOTING (continued) 12.1 Carrying out Maintenance on the Welding Power Source Periodically check the welding power source to ensure the safety of the equipment and the efficiency of work. Check the following daily: No strange vibration, buzzing noise, and smell are generated from the welding power source. No excessive heat is generated from the cable connections.

  • Page 70: Parts List

    12. MAINTENANCE AND TROUBLESHOOTING (continued) 12.3 Insulation Resistance Test WARNING Observe the following to prevent an electrical shock. Have qualified operators or the persons familiar with this welding power source measure insulation resistance and test withstand voltage. And install a protective wall around the welding machine to keep away others from the welding machine.
  • Page 71 12. MAINTENANCE AND TROUBLESHOOTING (continued) 12.5 Troubleshooting When an error code is displayed, refer to Section 11.1, “How To Solve an Error”. Check the troubleshooting information listed below before contacting your dealer for service. Trouble Cause Solution The power Never turn it on again. Contact your dealer. switch on the front panel is tripped.
  • Page 72 12. MAINTENANCE AND TROUBLESHOOTING (continued) Trouble Cause Solution When pressing When electrode Electrode gets white. Polish electrode. the torch touches on the switch, high base metal, arc Electrode is too thick. Current Set to the proper frequency is is output. setting is too low.
  • Page 73 This page is intentionally left blank. - 72 -...
  • Page 74 12. MAINTENANCE AND TROUBLESHOOTING (continued) 12.6 Schematic Diagram (P10346P) - 73 -...
  • Page 75 12. MAINTENANCE AND TROUBLESHOOTING (continued) 12.7 Parts Layout PCB11(P10541R00) PCB12(P10533R00) PCB1(P10535U00) PCB8(P10535X00) PCB2(P10346P00) Under frame THP3 CON4 CON3 TR5,6 Heat sink CON1 Behind of CON2 Front Panel PCB7 R18a,b,c (P10536X00) R19a,b,c THP2 Back Side of Front Panel Bottom Chassis PCB6(P10538M00) TR1,2 TR3,4 Front Panel...
  • Page 76 13. PARTS LIST Please contact your dealer to order parts. (See the back cover for telephone and fax numbers, and mailing addresses.) Symbol Part No. Description Specifications Q’ty Remarks 4614-101 Circuit protector CB3-X0-10-072-42D-C 4519-022 Line filter CF3030C-DJ 100-0171 Pilot lamp N46010A7KW-01 (RoHS) 4531-204 DR&SCR complex module...
  • Page 77 13. PARTS LIST (continued) Symbol Part No. Description Specifications Q’ty Remarks R20 – 23 100-0189 Carbon film resistor RD1/4W 1kΩJ(RoHS) 4504-503 Wire wound resistor GG80W 200ΩJ 4509-922 Cement resistor 20SH 10ΩJA 4509-113 Metal oxide film resistor RS3B 20kΩJ 4509-046 Metal oxide film resistor RS1B 10kΩJ 4536-112 Surge absorber...

  • Page 78: Specifications

    13. PARTS LIST (continued) Symbol Part No. Description Specifications Q’ty Remarks 4739-474 Grommet with film W-W02805 4735-038 Knob K-100 22RSB Adjusting knob 4735-039 K-100 22CSBL 4739-475 Rubber foot C-30-RK-3220 P10464W02 Control panel sheet P10464W02 4739-476 W-W02814 P5801G03 Carrying handle P5801G03 P10263G12 Bush P10263G12 P10263J01 Front cover...
  • Page 79 14. SPECIFICATIONS 14.1 Specifications 1 Welding power source Model Digital Inverter DA300P Specifications Model DA – 300P Welding method DC TIG AC TIG AC – DC TIG DC STICK Number of phase Three Rated frequency 50 / 60 Hz Rated input voltage...
  • Page 80 14. SPECIFICATIONS (continued) 14.2 External View - 79 -...
  • Page 81 This page is intentionally left blank. - 80 -...
  • Page 82 14. SPECIFICATIONS (continued) In reading the “Operation” paragraph described in “10.1 Basic Setup” and in the subsequent paragraphs, Initial Values and Setting Range of Parameters consult this page to check the key location or the like. Initial value Setting range [19][18] [17] [11]...
  • Page 83 14. SPECIFICATIONS (continued) QUICK MANUAL For details, refer to “10. OPERATION”. 5. Settings of Parameter Before Using the Welding Power Source Press the LOAD key. Presetting the Welding Conditions Settings of Welding Method Set the welding condition number while Discontinue Select “AC TIG”, “AC-DC TIG”, DC J O B 1) Pressing the SAVE key enters the save...

  • Page 84: Service And Support

    15. SERVICE AND SUPPORT Please contact your local dealer for service. (See the back cover for telephone numbers, fax numbers, and mailing addresses.) NOTE: 1) See Section 12, “MAINTENANCE AND TROUBLESHOOTING” before contacting your dealer for service. 2) When contacting your dealer for service, you are required to provide the following information: •...
  • Page 85 DAIHEN Corporation 4-1, Koyocho-nishi,Higashinada-ku, Kobe, Hyogo 658-0033 Phone: +81-78-275-2006, Fax: +81-78-845-8159 DAIHEN, INC. DAYTON OFFICE 1400 Blauser Drive Tipp City, Ohio 45371, USA Phone: +1-937-667-0800, Fax: +1-937-667-0885 OTC DAIHEN EUROPE GmbH. Krefelder Strasse 675-677, D-41066 Mönchengladbach, GERMANY Phone: +49-2161-6949710, Fax: +49-2161-6949711 OTC Industrial (Shanghai) Co.,Ltd.

Table of Contents