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Table of Contents 

1.0 

 

SAFETY REGULATIONS AND REQUIREMENTS ............................................................. 9

 

1.1

 

NOTES, CAUTIONS AND WARNING ANNOTATIONS ................................................. 9

 

1.2

 

SAFETY RECOMMENDATIONS ..................................................................................... 10

 

1.3

 

WELDING SYMBOLS ....................................................................................................... 11

 

1.3.1

 

SAFETY SYMBOL LEGEND ..................................................................................... 11

 

1.3.2

 

GRAPHIC SYMBOL LEGEND .................................................................................. 15

 

1.4

 

 SAFETY PRECAUTIONS ................................................................................................. 16

 

1.5

 

SAFE OPERATION OF THE WELDER AND PERSONAL PROTECTION ................... 17

 

1.5.1

 

 IMPORTANT SAFETY PRECAUTIONS.................................................................. 17

 

1.5.2 

 

ELECTRIC SHOCK ............................................................................................................ 18

 

1.5.3 

 

GASES AND FUMES .................................................................................................. 19

 

1.5.4 

 

FIRE AND EXPLOSIONS ........................................................................................... 20

 

1.5.5 

 

ARC WELDING RAYS, NOISE AND SPATTER OR SLAG ................................... 21

 

1.5.6 

 

GAS CYLINDERS ....................................................................................................... 22

 

1.6 

 

REFERENCE PUBLICATIONS ......................................................................................... 23

 

2.0

 

INTRODUCTION AND DESCRIPTION .............................................................................. 25

 

2.1 

 

GENERAL ........................................................................................................................... 25

 

2.2 

 

WELDING MACHINE DESCRIPTION............................................................................. 25

 

2.3

 

160P POWER SOURCE FEATURES ................................................................................. 25

 

2.4 

 

WELDING OUTPUT VOLTAGE AND AMPERAGE CURVES ..................................... 27

 

2.4.1

 

160P V/A OUTPUT CURVES ..................................................................................... 27

 

2.5 

 

FUNCTIONAL BLOCK DIAGRAM .................................................................................. 28

 

3.0

 

INSTALLATION RECOMMENDATIONS .......................................................................... 29

 

3.1

 

TRANSPORTATION METHODS ...................................................................................... 29

 

3.2

 

ENVIRONMENT................................................................................................................. 30

 

3.3

 

MACHINE GROUNDING & HIGH FREQUENCY INTERFERENCE ........................... 30

 

3.3.1

 

GROUNDING .............................................................................................................. 30

 

3.3.2

 

HIGH FREQUENCY INTRODUCTION .................................................................... 30

 

3.3.3

 

HIGH FREQUENCY INTERFERENCE ..................................................................... 31

 

3.4

 

LOCATION ......................................................................................................................... 32

 

3.5

 

ELECTRICAL INPUT CONNECTIONS & REQUIREMENTS ....................................... 32

 

3.5.1

 

INPUT POWER ............................................................................................................ 32

 

3.5.1.1

 

160P Input Power ....................................................... 

Error! Bookmark not defined.

 

3.5.2

 

FUSING ........................................................................................................................ 33

 

3.5.3

 

ELECTRICAL INPUT CONNECTIONS .................................................................... 34

 

3.5.3.1  160P Input Power Connections ...................................................................................... 34

 

3.6

 

SPECIFICATIONS .............................................................................................................. 36

 

3.7

 

DUTY CYCLE ..................................................................................................................... 37

 

4.0

 

OPERATOR CONTROLS, DIMENSIONS & OUTLINE .................................................... 39

 

4.1 

 

DIMENSIONS AND OUTLINE ......................................................................................... 39

 

4.2 

 

OPERATOR CONTROLS, LOCATION AND FUNCTIONALITY ................................. 40

 

4.3

 

8-PIN REMOTE CONTROL RECEPTACLE .................................................................... 42

 

4.4 

 

PARAMETER DISPLAY PANEL ...................................................................................... 43

 

4.5

 

FUNCTION SELECTION ................................................................................................... 45

 

4.6

 

PARAMETER SELECTION ............................................................................................... 46

 

5.0

 

SET-UP FOR BASIC STICK (SMAW) AND TIG (GTAW) WELDING ............................ 48

 

6.0

 

SEQUENCE OF OPERATION .............................................................................................. 49

 

6.1

 

STICK WELDING ............................................................................................................... 50

 

Summary of Contents for SANARG 160P

Page 1: ...SanRex SANARG 160P DC INVERTER ARC WELDER Operators Manual Version No C Issue Date AUG 21 2019 Manual No K00A031700 ...

Page 2: ......

Page 3: ... dedicated solely to the safety of you and others in the work area It is highly recommended that this information be reviewed and that this manual be kept in a secure but accessible location for reference of these import safety and well being notices Remember the number one requirement in performing any job is safety Sansha Electric of Osaka Japan and its SanRex brand name of products has speciali...

Page 4: ......

Page 5: ...s and the block diagram of the product SECTION 3 INSTALLATION RECOMMENDATIONS Describing the transportation working environment electrical hook up with consideration for grounding and high frequency interference Also input power connections and specifications SECTION 4 OPERATOR CONTROLS DIMENSIONS AND OUTLINE Included in this section is a sequence of operation welding process selection 160P attrib...

Page 6: ... A OUTPUT CURVES 27 2 5 FUNCTIONAL BLOCK DIAGRAM 28 3 0 INSTALLATION RECOMMENDATIONS 29 3 1 TRANSPORTATION METHODS 29 3 2 ENVIRONMENT 30 3 3 MACHINE GROUNDING HIGH FREQUENCY INTERFERENCE 30 3 3 1 GROUNDING 30 3 3 2 HIGH FREQUENCY INTRODUCTION 30 3 3 3 HIGH FREQUENCY INTERFERENCE 31 3 4 LOCATION 32 3 5 ELECTRICAL INPUT CONNECTIONS REQUIREMENTS 32 3 5 1 INPUT POWER 32 3 5 1 1 160P Input Power Error ...

Page 7: ...ENCE 54 6 4 1 STANDARD MODE 54 6 4 2 SLOPE MODE 54 6 4 3 REPEAT MODE 54 6 4 4 SPOT MODE 55 7 0 VOLTAGE REDUCTION DEVICE VRD 56 7 1 VRD SPECIFICATIONS 56 7 2 SWITCHING VRD ON OFF 56 8 0 TROUBLE SHOOTING 59 8 1 POWER SOURCE PROBLEMS 59 8 2 POWER SOURCE ERROR CODES 61 9 0 ROUTINE MAINTENANCE 65 9 1 OPENING THE ENCLOSURE 66 10 0 PARTS LIST 160P 69 10 1 INTERCONNECT DIAGRAM 160P 76 10 2 EXPLODED VIEW C...

Page 8: ......

Page 9: ...ion which requires additional emphasis or is helpful in efficient operation of the system CAUTION A procedure which if not properly followed may cause damage to the equipment WARNING A procedure which if not properly followed may cause injury to the operator or others in the operating DANGER Procedures which if not properly followed may lead to death or serious injury Please read this operating ma...

Page 10: ...ciety the Welding Engineering Society and the headquarters or branch offices of societies or associations concerned For the purpose of safety it is recommended that this welding equipment should be operated by persons who have enough knowledge and skill to understand all safety precautions and instructions in the Operating Manual and to be able handle the equipment safely After reading this Operat...

Page 11: ...ielding used Follow recommended procedures in AWS F2 1 Engine Fuel Fire Develop adequate procedures and use proper equipment to do the job safely When required obtain a Hot Work Permit See NFPA 51B If relocation is not possible protect combustibles with fire resistant covers Welding Fumes and Gases Fumes and Gases Keep your head out of the fumes Do not breathe the fumes Use enough ventilation or e...

Page 12: ...Hazardous Air Contaminants Determine if special training or a permit is required to enter the space Open all covers and secure them from closing Test atmosphere for 1 suitable oxygen content 2 combustibles or reactives 3 toxics Sparks Radiation Hot Metal Slag Heat Electrical Thermal Wear a helmet with filter lens and cover plate that complies with ANSI Z87 1 for protection from radiant energy flyi...

Page 13: ...at hazardous materials are present or might be given off by the coating when it is exposed to the arc of high temperatures Reactive Force from Tools Tool Jammed or Coming Loose Mechanical Wear proper head eye and hand protection Use face shields safety glasses and goggles as appropriate Inspect tools before use Never use a tool that is in poor or faulty condition Keep all tools in good condition E...

Page 14: ...a Welding Cutting Toxic Fumes Electric Shock Be alert aware and focused on the job and the work area notice any changing conditions Wear and use only the correct approved equipment for the specific job be sure it is properly installed and used Welding or its Allied Processes Pneumatic Electrical Gases Liquid Employers must develop a written lockout tagout program and procedure Employees must be tr...

Page 15: ...15 1 3 2 GRAPHIC SYMBOL LEGEND ...

Page 16: ...g Manual such damages are classified into two ranks by combination of attention attracting symbols and signal for the purpose of warning indications These attention attracting symbols and signal terms have the same meanings as those for warning labels on the equipment CAUTION PROCEDURES IF NOT PROPERLY FOLLOWED MAY CAUSE A RISK TO OPERATORS RESULTING IN MEDIUM OR SLIGHT INJURY AND OR DAMAGE Seriou...

Page 17: ...power source on the input side select any location handle and store and pipe high pressure gases store work pieces welded and treat wastes in accordance with legislations and or regulations and your company s standard Those who use heart pacemakers should not enter the surrounding area of this welding equipment in operation or the welding area without permission of the doctor Welding equipment dur...

Page 18: ... be electrically charged even after the power has been switched off Before performing works make sure that no charging voltage should be applied to such parts Do not use cables which have insufficient capacity are damaged or in which any conductor is exposed Tighten cable connections securely and insulate properly Tighten cable connections securely and insulate it Do not operate with welding equip...

Page 19: ...ing operations Doing so may cause harmful gases To prevent gas poisoning or suffocation use local ventilating facilities set forth in legislations or Regulations Industrial Safety and Health Law and Ordinance on Prevention of Hazards Due to Dusts and or Fumes or wear a respirator When welding in confined spaces ensure that the welding area is adequately ventilated wear the respirator and perform t...

Page 20: ...oline Rupture can be caused by welding enclosed tanks or pipes Keep combustibles away from scattered spatter Cover combustibles that cannot be removed with incombustible shields Do not weld in the vicinity of flammable gases Keep hot base metals immediately after the welding processes away from combustibles When welding ceiling floor or wall remove combustibles hidden adjacent to them Tighten cabl...

Page 21: ...tector with filter lenses providing sufficient scale number or a welding face shield To protect your eyes from spatter or slag wear goggles Wear safeguards including gauntlet type of welding safety gloves long sleeved clothing leggings and spats and leather aprons etc Prevent the gas cylinder from being exposed to welding arc generated from the welding torch To protect others eyes from arc rays pl...

Page 22: ...ns and your company s standards Use a gas flow regulator of the proper size and is suited for shielding gas type being used Read and follow all warnings safety precautions and instructions in Operating Manual which is supplied with the gas flow regulator prior to use Fix the gas cylinder on the special purpose holder Gas cylinder shall not be exposed to high temperature Keep your face out of the g...

Page 23: ... from American Welding Society 8669 NW 36th Street Miami FL 33166 6672 8 NFPA Standard 51 OXYGEN FUEL GAS SYSTEMS FOR WELDING CUTTING AND ALLIED PROCESSES obtainable from the National Fire Protection Association 1 Batterymarch Park Quincy MA 02169 9 NFPA Standard 70 NATIONAL ELECTRICAL CODE obtainable from the National Fire Protection Association 1 Batterymarch Park Quincy MA 02169 10 NFPA Standar...

Page 24: ...24 PAGE LEFT INTENTIONALLY BLANK ...

Page 25: ... front control panel a digital Amperage Voltage meter Output Control functions and Voltage Reduction Device VRD status The 160P is also equipped with lift arc and high frequency HF arc starter for use in Gas Tungsten Arc Welding GTAW A Sloper mode for Gas Tungsten Arc Welding Sloped GTAW S process and a Pulser mode for the Gas Tungsten Arc Welding Pulsed GTAW P as well as user settable Hot Start f...

Page 26: ...h IEC 60974 1 VRD light is ON and operational when in STICK mode Control Knob For the selected weld parameter rotating the knob clockwise increases the parameter Rotating the knob counter clockwise decreases the parameter A selected weld parameter value can be adjusted at any time even while welding Pressing the Control Knob while welding will display the arc voltage Self Diagnostic Error Codes An...

Page 27: ...shown in figure 2 1 are the maximum Voltage Amperage output capabilities of the 160P Curves for actual welding setting will fall within the curves shown STICK PROCESS LIFT TIG PROCESS HF TIG PROCESS FIGURE 2 1 Model 160P Voltage Ampere Curves 160A 5A A V OCV 160A 25A A V OCV 10V 160A A V OCV 5A ...

Page 28: ...28 2 5 FUNCTIONAL BLOCK DIAGRAM Figure 2 3 shows the functional block diagram of the SanRex Model 160P FIGURE 2 3 Model 160P Functional Block Diagram ...

Page 29: ...parts Disconnect input power conductors from de energized supply lines before moving the welding power source WARNING If stacking units DO NOT stack units more than two units high Stacked units must be supported in an appropriate way such that the units can not fall and cause damage WARNING FALLING EQUIPMENT can cause serious personal injury and equipment damage Always lift the unit utilizing the ...

Page 30: ...ody and the insulation properties of accessories Environments with adverse conditions do not include places where electrically conductive parts are in the near vicinity of the operator which can cause increased hazard have been insulated 3 3 MACHINE GROUNDING HIGH FREQUENCY INTERFERENCE 3 3 1 GROUNDING The welder must be properly grounded Check the local codes and the National Electric Code NEC bo...

Page 31: ...the high frequency unit in the Power Source will prevent direct radiation if the equipment is properly grounded Remedy Keep the input power lines as short as possible Enclose excessive lengths in rigid metal conduit or equivalent shielding The metal conduit should have a good common ground to the welder ground Transmission via the Supply Lead Without adequate shielding and filtering high frequency...

Page 32: ...abnormal vibration or shock Place at a distance of 12 304 79mm or more from walls or similar that could restrict natural airflow for cooling 3 5 ELECTRICAL INPUT CONNECTIONS REQUIREMENTS The 160P welding power source operates from a single phase 50 60 Hz AC power source The input voltage must match one of the electrical input voltages shown on the input data label on the unit nameplate Contact the...

Page 33: ...e and input circuit breaker for protection It is the responsibility of the user to provide proper fuse protection for the welding power source Failure to do so will void the warranty The installer should reference the table above to select a suitable fuse for the input voltage of the installation location NOTE Maximum fuse size should be such that the fuse value not be more than 200 percent of the...

Page 34: ...e disconnect switch provides a safe and convenient means to completely remove all electrical power from the welding power supply whenever necessary to inspect or service the unit 3 5 3 1 160P Input Power Connections Do not connect an input WHITE or BLACK conductor to the ground terminal Do not connect the ground GREEN conductor to an input line terminal Refer to Figure 3 1 and 1 Connect end of gro...

Page 35: ...35 Figure 3 1 Electrical Input Connections 160P ...

Page 36: ...Input Voltage 115 230 1 Phase Line Frequency 50 60 Hz Line Volts Compensation 10 Input Cable AWG 12 3 SOOW with 5 15P approximately 10 feet long Dimensions W 5 12 in 130 mm H 10 24 in 260 mm L 12 60 in 320mm Weight Shipping 17 63 lb 8 kg SanRex continuously strives to produce the best product possible and therefore reserves the right to change improve or revise the specifications or design of this...

Page 37: ...LE 3 Holds weld value for 8sec after weld current has stopped Value stops displaying if control knob is rotated LED Indicator Selected Function and Parameter RED HOT START INITIAL CUR PEAK WELD CUR BASE CRATER CUR A PULSE WIDTH PULSE FREQ Hz PULSE ON STD SLOPE REPEAT SPOT STICK HF TIG LIFT TIG PRE FLOW UP SLOPE SPOT TIME DOWN SLOPE POST FLOW sec GREEN VRD ON Both VRD light off in HF TIG LIFT TIG m...

Page 38: ...uty cycle increases If the welding amperes are increased beyond the rated output the duty cycle will decrease WARNING Exceeding the duty cycle ratings will cause the thermal overload protection circuit to become energized and shut down the output until the unit has cooled to normal operating temperature Continually exceeding the duty cycle ratings can cause damage to the welding power source and w...

Page 39: ...LS DIMENSIONS OUTLINE 4 0 OPERATOR CONTROLS DIMENSIONS OUTLINE 4 1 DIMENSIONS AND OUTLINE The figure below shows the dimensions in millimeters and the outline of the SanRex model 160P FIGURE 4 1 Model 160P Dimensions and Controls ...

Page 40: ... type female terminal It is essential however that the male plug is inserted and turned securely to achieve a sound electrical connection A loose or worn connection will cause excessive heat and may cause damage to the front frame or internal components of the welding unit 4 Negative Output Terminal Welding current flows from the Power Source via a Mini Dinse type female terminal It is essential h...

Page 41: ...ate is based on IEC standard 60974 1 and indicates model type manufacturer load voltage rated output amperage duty cycle percentage primary input voltage input amperage and open circuit voltage The Data Plate is also where you will find the serial number of the unit This number is required when requesting spare parts and for all warranty work claims NOTE Due to variations that can occur in manufac...

Page 42: ...ding current 4 Connect pin 4 to pin 8 to instruct machine that a remote current control device is connected 12VDC supply 5 5k ohm maximum connection to 5k ohm remote control potentiometer 6 Zero ohm minimum connection to 5k ohm remote control potentiometer 7 Wiper arm connection to 5k ohm remote control potentiometer 8 Connect pin 4 to pin 8 to instruct machine that a remote current control device...

Page 43: ...r improve the start characteristics for stick electrodes e g low hydrogen electrodes It sets the peak start current on top of the PEAK WELD current e g HOT START current 130 amps when PEAK WELD 100 amps HOT START 30 amps INITIAL CUR This parameter operates in SLOPE or REPEAT 4T TIG modes only and is used to set the start current for TIG The Start Current remains on until the torch trigger switch i...

Page 44: ...s only and is used to set the finish current for TIG The CRATER Current remains on until the torch trigger switch is released after it has been depressed POST FLOW This parameter operates in TIG modes only and is used to adjust the post gas flow time once the arc has extinguished This control is used to dramatically reduce oxidation of the tungsten electrode SAVE LOAD The SAVE LOAD buttons are use...

Page 45: ...contactor output current SLOPE NO YES YES 4T operation in TIG Modes with crater fill using a remote contactor device to control the sequence REPEAT NO YES YES 4T operation in TIG Modes with repeat operation and crater fill using a remote contactor device to control the sequence SPOT NO NO YES 2T operation spot welding in HF TIG using a remote contactor device PULSE ON OFF NO YES YES Pulse operatio...

Page 46: ...t 115VAC input 3 Pulse frequency units are dependent on frequency setting range as shown below Setting range Units 0 5 to 20 Hz 0 1 Hz 20 to 100 Hz 1 Hz 100 to 500 Hz 5 Hz TABLE 4 4 Pulse Frequency Range and Increments Units Process PARAMETER RANGE Default 1 Units STK LFT HF Peak Weld Current 1 to 160 A 2 80 A 1 A YES YES YES Base Current 1 to 160 A 2 120 A 1 A NO YES YES Pulse Peak Current 1 to 1...

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Page 48: ...t the Welding Power Source will withstand short term overload without adverse effects The welding current range values should be used as a guide only Current delivered to the arc is dependent on the welding arc voltage and as welding arc voltage varies between different classes of electrodes welding current at anyone setting would vary according to the type of electrode in use The operator should ...

Page 49: ...ion will illuminate indicating which function has been selected and available for adjustment Once the desired function has been selected use the Encoder Knob to adjust the function s value 3 Digital LED Display Welding amperage and parameter values are displayed in this window Internal error codes such as over temperature low or high input voltage applied and others are signaled to the operator by...

Page 50: ...or Spot modes 8 Save Load Button Used to easily Save and Load retrieve up to 5 welding parameter sequences 6 1 STICK WELDING Connect work lead to negative terminal Connect electrode lead to positive terminal Switch machine on Set weld current Connect remote control device if required Use the Scroll Buttons to move to the parameter to be set The LED will show which function is being adjusted on the...

Page 51: ...SABLED 6 1 2 STICK SEQUENCE WITH VOLTAGE REDUCTION DEVICE ENABLED Hot start Iw Hot cur Arccontrol Arccontrol level about 18V Output Current Output Voltage OCV Hot start Iw Hot cur Arccontrol Arccontrol level about 18V I_DET Output Current Output Voltage Vrd ...

Page 52: ...e the Scroll Buttons to move to the parameter to be set The LED will show which function is being adjusted on the weld sequence graph Use the control knob to adjust each parameter Set PRE FLOW time Set HOT START current Set POST FLOW time Set WELD current Set POST FLOW time Slope Mode Parameters if required Set INTIAL CUR current Set UP SLOPE time Set WELD PEAK CUR current Set BASE current Set DOW...

Page 53: ...lsewidth Basecur Pulsefrequency short short ON ON Electrode Solenoid Output current Post flow time Peakcur Contactor short short ON ON Electrode Solenoid Output current ON Iw Initial cur Cratercur Up slopetime Downslopetime ON Contactor ON ON Electrode Solenoid Output current ON Peak Cur Initial cur Cratercur Up slopetime Downslopetime short ...

Page 54: ... time Pulse width Basecur Pulsefrequency ON ON HF Solenoid Output current ON Preflowtime Hot cur Peak cur Contactor ON ON HF Solenoid Output current ON Iw Initial cur Cratercur Up slopetime Down slopetime ON Contactor ON ON HF Solenoid Output current ON Peak Cur Initial cur Cratercur Up slopetime Downslopetime ...

Page 55: ...55 6 4 4 SPOT MODE Contactor Hot start Iw ON ON HF Solenoid Output current ON Preflowtime Hot cur Spot time ...

Page 56: ...Rex 160P Notes VRD Open Circuit Voltage 15 3 to 19 8V Open circuit voltage between welding terminals VRD Resistance 148 to 193 ohms The required resistance between welding terminals to turn ON the welding power VRD Turn OFF Time 0 2 to 0 3 seconds The time taken to turn OFF the welding power once the welding current has stopped 7 2 SWITCHING VRD ON OFF Switch the machine OFF A Remove the clear pla...

Page 57: ...on off potentiometer see Figure 7 2 Do not pull back the front panel with excessive force as this may unplug the control PCB Plugging the control PCB back into the front panel controls can only be achieved by removing the side covers Figure 7 2 VRD ON OFF Step B WARNING The VRD ON OFF trim potentiometer MUST ONLY be positioned fully clockwise OR fully counter clockwise as the VRD function will be ...

Page 58: ...tate the trim potentiometer VR1 on the display PCB fully clockwise When VRD is ENABLED verify that it operates as per the VRD specifications To DISABLE the VRD function rotate the trim potentiometer VR1 on the display PCB fully counter clockwise Figure 7 3 VRD ENABLE DISABLE Step C ...

Page 59: ...ction 3 Welding current reduces while welding A B C D E Loose welding cable connections Incorrect welding cable size Improper input connections Poor electrode condition Wrong welding polarity A B C D E Tighten all welding cable connections Use proper size and type of cable Refer to Section 3 5 Electrical Input Connections Requirements Replace electrode Verify output torch connections 4 No gas flow...

Page 60: ...ted Service Agent repair or replace the gas valve C Gas valve jammed open C Have an Accredited Service Agent repair or replace the gas valve D POST FLOW control is set to 60 sec D Reduce POST FLOW time 6 The TIG electrode has been contaminated due to the gas flow shutting off before the programmed POST FLOW time has elapsed The Weld Process Mode STICK HF TIG or LIFT TIG was changed before POST FLO...

Page 61: ...s Buzzer sounds constantly Fan operates at max speed E02 resets when TH1 decreases to 70ºC for about 30 seconds B Fan ceases to operate B Have an Accredited SanRex Service Agent investigate C Air flow is restricted by vents being blocked C Unblock vents then let Power Source cool down 3 E03 error code displayed Primary input current too high A Primary current is too high because welding arc is too...

Page 62: ...ating voltage less 10 Have an Accredited SanRex Service Agent or a qualified electrician check the Mains voltage Weld current ceases Buzzer sounds constantly Error code E14 will automatically reset when the voltage increases 8 E33 error code displayed Water cooled torch abnormality detected Insufficient water pressure is detected when water pressure sensor circuit is enabled Check that water circu...

Page 63: ...mory chip EEPROM on control PCB cannot read write weld parameters Memory chip EEPROM error Have an Accredited SanRex Service Agent check the control PCB Weld current ceases Buzzer sounds constantly Switch machine off 14 E94 error code displayed Temperature sensor TH1 for IGBTs or sensor TH2 for secondary diodes are open circuit The Welding Power Source s temperature sensors have malfunctioned Have...

Page 64: ...64 PAGE LEFT INTENTIONALL BLA ...

Page 65: ...spection with the frequency depending on the usage and the operating environment WARNING Disconnect Primary power at the source before opening the enclosure Wait at least two minutes before opening the enclosure to allow the primary capacitors to discharge To clean the unit open the enclosure see Section 9 1 Opening the Enclosure and use a vacuum cleaner to remove any accumulated dirt and dust The...

Page 66: ...d distribution panel are all OFF The capacitors inside the power supply will slowly discharged after you turn off the switch of the power supply or the switch at the breaker box distribution panel Wait at least 5 minutes for the discharge to complete 2 Remove all screws and nuts from the side covers ...

Page 67: ... turning them approximately two turns CCW NOTE DO NOT remove the screws completely 4 Pull the front panel slightly forward and pull the rear panel slightly backward The interlocking hooks of the side case covers can now be disengaged from the front and rear panels ...

Page 68: ...68 5 Remove the side covers 6 Remove protection cover sheet by removing the plastic clips NOTE When you re assemble the parts conduct the above process in the reverse order ...

Page 69: ... 2 INTERCONNECT DIAGRAM REFERENCE C1 C C CON1 CT1 D1 D2 3 FAN1 FCH1 HF UNIT1 QTY 1 1 1 1 1 2 1 1 1 1 TYPE RATING SS351206PP1 DC350V 20uF F3A287301 200A CC with FCH1 206433 1 8P with Wiring Assembly HC TN200V4B15M 200A 4V S50VB80 IF 50A VRRM 800V DBA200UA60R D12T24PS103 DC 24V F3A285001 160 200A FCH HF UNIT WK 4840 U05 U0A601101 DESCRIPTION Capacitor Coupling Coil Remote Receptacle Current Sensor D...

Page 70: ...QTY 1 1 1 1 1 1 1 TYPE RATING WK 7373 U01 CONTROL SOURCE PCB WK 7381 U01 MAIN PCB WK 5609 U05 04 SECONDARY DIODE PCB WK 5449 U01 CONTROL PCB or WK 5449 U06 RoHS CONTROL PCB WK 5448 U04 PANEL PCB or WK 5448 U25 RoHS PANEL WK 5460 U02 PRIMARY GATE PCB WK 5460 U02 PRIMARY GATE PCB DESCRIPTION Printed Circuit Board Printed Circuit Board Printed Circuit Board Printed Circuit Board Printed Circuit Board...

Page 71: ...4 S1 SOL1 T1 TH1 TH2 QTY 3 3 3 3 1 2 1 1 1 1 1 TYPE RATING IRGP20B60PDPBF 600V 22A IRGP20B60PDPBF 600V 22A IRGP20B60PDPBF 600V 22A IRGP20B60PDPBF 600V 22A ERG5SJ103 5W 10KΩ ERG3SJ220H 3W 22Ω DCP 52SR50C 480V 2P 480V 5505NBR1 5 DC24V 11VA 10W with Gas Inlet and PC4 02 F3A013701 200A MAIN TR PTP 46F S1 with Assembly PTP 46F S1 with Wiring Assembly DESCRIPTION Transistor Transistor Transistor Transis...

Page 72: ...NCE QTY 1 1 2 1 1 1 1 1 2 2 1 1 1 1 1 TYPE RATING E0D004501 E0D004601 E0D004709 E0C341900 JFA359601 E1B500700 EBA514400 E1B550900 with Caution Label N4A145400 160P N4A056500 N1B029600 Safety Instructions N1B029500 Two Warnings N4A040000 N4A040700 N4A598200 DESCRIPTION Front Panel Rear Panel Side Panel Front Control Cover Mask Rear Control Cover Protection Cover Encoder Cover PCB Cover Name Label S...

Page 73: ...5 1 56 2 57 1 INTERCONNECT DIAGRAM REFERENCE QTY 1 2 2 1 1 2 1 2 1 1 1 4 1 TYPE RATING E5A925600 with PC4 02 TRAK BE10 25 132 12 3 SOWBLKW 5 15P SCLB18A E1B834200 E1B836800 E1B834100 2615603 3015104 N00B0258300 ECA775700 E5A937000 DESCRIPTION GAS Outlet C Ring Output Terminal female Input Cable Input Cable Clamp Heatsink IGBT Heatsink Output Diode Heatsink Insulated Board Knob Knob Cap Control Cov...

Page 74: ...EXPLODED VIEW REFERENCE SHEET 58 2 59 1 60 2 61 2 62 2 63 2 64 1 INTERCONNECT DIAGRAM REFERENCE QTY 1 2 1 1 1 1 4 TYPE RATING ECA793500 M4 M4 ECA790900 ECA848700 ECA848800 ECA775600 ECA788600 74 NATURAL DESCRIPTION Post1 Output Post T D Bus Bar1 T D Bus Bar2 CT1 Bus Bar Output Bus Bar Clip ...

Page 75: ... 2 73 2 74 2 75 1 INTERCONNECT DIAGRAM REFERENCE QTY 1set 4 1 1 2 1 1 3 1 1 1 2 TYPE RATING J4B983800 E1B832400 J00A2559101 JEA280600 ECA774900 ECA793900 ECA793800 EH11U ECA775000 T0425B Nylon Hose L 0 5m N00A1096600 TRAK SK25 DESCRIPTION Chassis IGBT Q1A Q4C Spring clip D1 Chassis C1 Chassis C C FCH1 Support Ring CT1 Cushion Dust Cushion Edge Protect PCB Insulated Sheet Gas Tube Rating Label Outp...

Page 76: ...76 10 1 INTERCONNECT DIAGRAM 160P ...

Page 77: ...77 ...

Page 78: ...78 10 2 EXPLODED VIEW COMPONENT LAYOUT 160P ...

Page 79: ...79 ...

Page 80: ...80 PAGE LEFT INTENTIONALL BLANK ...

Page 81: ...81 10 3 EXPLODED VIEW WIRING LAYOUT 160P ...

Page 82: ...SanRex SANREX CORPORATION USA 50 Seaview Blvd Port Washington NY 11050 SANSHA ELECTRIC MFG CO LTD Japan 301056 Nishi Awaji Higashiyodogawa Osaka Japan 533 0031 ...

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