Xnexus NXT200 AC/DC Instruction Manual Download Page 2

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CONTENTS

Warning/Electromagnetic emissions............................................................... 3

Initial operation ............................................................................................... 4

Maintenance / Technical data......................................................................... 5

Initial instructions ............................................................................................ 6

Circuit diagram ........................................................................................10-11

Spare parts list

Summary of Contents for NXT200 AC/DC

Page 1: ...INSTRUCTION MANUAL NXT200 250 AC DC Valid from 0426 50113125...

Page 2: ...CONTENTS Warning Electromagnetic emissions 3 Initial operation 4 Maintenance Technical data 5 Initial instructions 6 Circuit diagram 10 11 Spare parts list...

Page 3: ...can be dangerous to the user people working nearby and the surroundings if the equipment is handled or used incorrectly Therefore the equipment must only be used under the strict observance of all re...

Page 4: ...xcessive contact resistance Connect always the TIG connection in the minus socket and the return current cable in the plus socket The control signals from the TIG torch are trans formed to the machine...

Page 5: ...f further maintenance or re calibration is required please contact your NEXUS distributor or service depart ment 7 pin Plug connections The functions of the 7 pin remote plug are as follows Pin 1 red...

Page 6: ...meter Units of measurement of the selected parameter Overheating The overheating indicator is illuminated if welding is interrupted due to overheating of the machine Input voltage variations The mains...

Page 7: ...meter The relevant LED will lit Pre flow s Pre flow is the period of time for which gas flows after the torch switch is pressed and before the HF arc is established or until the torch is lifted away f...

Page 8: ...Penetration can be adjusted from 15 to 85 Electrode pre heating TIG AC Pre heating of the electrode will improve the ignition It is possible to select 15 levels of pre heating It is suggested to use...

Page 9: ...0 2 sec Post flow 3 0 sec No slope up slope down Start amp 40 Stop amp 20 Second Current level 50 Base amp 50 Fast pulse frequency 100Hz Pause time Pulse time 0 1 sec Penetration TIG AC 65 Electrode P...

Page 10: ...Instruction manual NXT200 250 AC DC page 10 NXT200 AC DC...

Page 11: ...Instruction manual NXT200 250 AC DC page 11 NXT250 AC DC...

Page 12: ...Instruction manual NXT200 250 AC DC page 12...

Page 13: ...Instruction manual NXT200 250 AC DC page 13 SPARE PARTS LIST NXT200 250 AC DC...

Page 14: ...End cover 2 61113340 Chassis cover 3 18509026 Button 4 18509023 Cover for button 5 76117010 Control box NXT200 5 76117012 Control box NXT250 6 45050302 Edging 7 18110002 Dinse coupling socket 8 74471...

Page 15: ...5 Mains supply cable 3x2 5mm NXT200 3 74233060 Mains supply cable 4x1 5mm NXT250 4 17250072 Switch 2 pole NXT200 4 17250073 Switch 3 pole NXT250 5 71617001 Power PCB NXT200 12125043 Module PFC NXT200...

Page 16: ...00 3 71617013 Mains filter PCB NXT250 4 16170017 Current sensor 5 71617007 Snubber PCB 6 12220206 Diode isotop 400V 2x100A 7 16160130 Transformer NXT200 7 16160133 Transformer NXT250 8 74471217 Wire h...

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