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Miller DIMENSION NT 450 WCC, Owner'S Manual

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Miller DIMENSION NT 450 WCC Owner'S Manual Download Page 25

OM-240 044 Page 21

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Summary of Contents for DIMENSION NT 450 WCC

Page 1: ...Dimension NT 450 WCC Processes Description Multiprocess Welding Arc Welding Power Source OM 240 044C 2013 02 t Visit our website at www MillerWelds com File Multiprocess Welding...

Page 2: ...ntinue the tradition They re just as committed to providing equipment and service that meets the high standards of quality and value established in 1929 This Owner s Manual is designed to help you get...

Page 3: ...INSTALLATION 12 4 1 Serial Number And Rating Label Location 12 4 2 Specifications 12 4 3 Duty Cycle And Overheating 12 4 4 Volt Ampere Curves 13 4 5 Selecting A Location 14 4 6 Dimensions And Weights...

Page 4: ...Notes...

Page 5: ...ings or scaffolds when in cramped positions such as sitting kneeling or lying or when there is a high risk of unavoid able or accidental contact with the workpiece or ground For these conditions use t...

Page 6: ...tanks drums or pipes unless they are properly prepared according to AWS F4 1 and AWS A6 0 see Safety Standards Do not weld where the atmosphere may contain flammable dust gas or liquid vapors such as...

Page 7: ...PARTS can injure Keep away from moving parts such as fans Keep all doors panels covers and guards closed and securely in place Have only qualified persons remove doors panels covers or guards for mai...

Page 8: ...ntion During Welding Cutting and Other Hot Work NFPA Standard 51B from National Fire Protection Association Quincy MA 02269 phone 1 800 344 3555 website www nfpa org OSHA Occupational Safety and Healt...

Page 9: ...demande Si l utilisation d une source lectrique courant lectrique s av re n cessaire se servir de la fonction de t l commande si l appareil en est quip D autres consignes de s curit sont n cessaires d...

Page 10: ...ou laine et des bottes de protection LE SOUDAGE peut provoquer un incendie ou une explosion Le soudage effectu sur des conteneurs ferm s tels que des r servoirs tambours ou des conduites peut provoque...

Page 11: ...t rieur Utiliser les quipements corrects les bonnes proc dures et suffi samment de personnes pour soulever et d placer les bouteilles Lire et suivre les instructions sur les bouteilles de gaz comprim...

Page 12: ...seulement des personnes qualifi es familiaris es avec des quipements lectroniques de faire fonctionner l installa tion L utilisateur est tenu de faire corriger rapidement par un lectricien qualifi les...

Page 13: ...t Q and Part 1926 Subpart J from U S Government Printing Office Super intendentof Documents P O Box 371954 Pittsburgh PA 15250 7954 phone 1 866 512 1800 there are 10 OSHA Regional Offices phone for Re...

Page 14: ...OM 240 044 Page 10...

Page 15: ...1 Additional Safety Symbols And Definitions Some symbols are found only on CE products Warning Watch Out There are possible hazards as shown by the symbols Safe1 2012 05 Disconnect input plug or powe...

Page 16: ...50 60 Hz Three Phase 230 V 460 V 575 V KVA KW 450 Amp 450 A 38 Volts DC 100 Duty Cycle 5 500A In CC Mode 78 VDC In CC Mode For 60 Hz 57 2 18 29 1 04 23 0 84 22 6 0 87 21 0 0 29 10 38V In CV Mode 78 V...

Page 17: ...erage output capabilities of unit Curves of other settings fall be tween curves shown va_curve1 4 95 212 111 A 212 112 A A CC Mode B CV Mode 0 10 20 30 40 50 60 70 80 90 0 100 200 300 400 500 600 700...

Page 18: ...unit If using lifting forks extend forks beyond opposite side of unit 3 Line Disconnect Device Locate unit near correct input pow er supply Special installation may be required where gasoline or volat...

Page 19: ...sions A 30 in 762 mm including lift eye B 23 in 585 mm C 38 in 966 mm including strain relief D 35 in 889 mm E 1 1 4 in 32 mm F 21 1 8 in 537 mm G 1 1 8 in 29 mm H 7 16 in 11 mm Dia Weight 376 lb 171...

Page 20: ...cting to receptacle 1 115 V 15 A AC Receptacle RC15 Power is shared between RC15 and Remote 14 receptacle RC14 see Section 4 12 2 Supplementary Protector CB1 3 Supplementary Protector CB2 CB1 protects...

Page 21: ...1 50 1 0 60 2 0 70 3 0 95 3 0 95 200 3 30 2 35 1 50 1 0 60 2 0 70 3 0 95 4 0 120 4 0 120 250 2 35 1 50 1 0 60 2 0 70 3 0 95 4 0 120 2x2 0 2x70 2x2 0 2x70 300 1 50 1 0 60 2 0 70 3 0 95 4 0 120 2x2 0 2x...

Page 22: ...h nut so that weld cable terminal is tight against copper bar Tools Needed 3 4 in 19 mm 4 2 3 1 5 6 4 11 Remote 14 Receptacle Information Socket Socket Information 24 VOLTS AC A 24 volts AC Protected...

Page 23: ...4 12 Connecting Remote Control Ref 800 166 D Ref S 0004 A S 0750 Turn off power before con necting to Remote 14 recep tacle 1 Remote 14 Receptacle RC14 Connect remote control to RC14 A J B K I C L N H...

Page 24: ...me current curves comparable to the recommended fuse 2 Time Delay fuses are UL class RK5 See UL 248 3 Normal Operating general purpose no intentional delay fuses are UL class K5 up to and including 60...

Page 25: ...OM 240 044 Page 21 Notes...

Page 26: ...5 Connecting 3 Phase Input Power input3 2012 12 Ref 803 766 C 800 103 C Ref 801 116 A 3 8 in 3 8 in Tools Needed IMPORTANT GND 3 PE Earth Ground Input Contactor L1 L2 L3 GND PE Earth Ground 8 5 4 2 11...

Page 27: ...Reed Switch Ground Current Sensor Optional Connect green or green yellow grounding conductor to welding power source ground ing terminal first If unit is equipped with op tional ground current sensor...

Page 28: ...feeder with WCC Panel Remote switch should be set to Panel position 6 V A Voltage Amperage Adjust Control With Mode switch in any Stick or TIG position use control to adjust amperage from 5 to 500 amp...

Page 29: ...d Preset Volts Blank V A 78 0 5 3 Lift Arc TIG Procedure For CC CV Models With Mode switch in the Lift Arc TIG position start an arc as follows 1 TIG Electrode 2 Workpiece Touch tungsten electrode to...

Page 30: ...Authorized Service Agent Every 3 Months Labels Weld Terminals Every 3 Months Cables And Cords Every 6 Months Durning heavy service clean monthly 6 2 Fuse F1 Ref 800 101 C Disconnect input power be for...

Page 31: ...stage occurs when the primary voltage drops more than 20 below the linked primary voltage setting for more than 30 seconds A constant HELP 6 message is displayed and weld output is disabled Once the...

Page 32: ...aximum or mini mum weld output Check position of Panel Remote control switch see Section 5 1 Have Factory Authorized Service Agent check control board PC1 front panel display board PC2 and hall device...

Page 33: ...OM 240 044 Page 29 Notes...

Page 34: ...OM 240 044 Page 30 SECTION 7 ELECTRICAL DIAGRAM Figure 7 1 Circuit Diagram For Dimension NT 450 WCC...

Page 35: ...OM 240 044 Page 31 239 917 B...

Page 36: ...bly Quantity 1 Fig 8 2 PANEL Front w Components 1 2 217 136 LABEL WARNING ELECTRIC SHOCK 2 3 179 432 PANEL SIDE 2 4 179 431 COVER TOP 1 5 213 898 BAFFLE AIR UPPER IGBT ASSY 1 6 162 830 LIFT EYE 1 7 17...

Page 37: ...179 276 BUSHING SNAP IN NYL 1 000 ID X 1 375 MTG HOLE CENT 1 24 Fig 8 3 ASSEMBLY IGBT CAPACITOR 1 25 C9 196 143 CAPACITOR POLYP MET FILM 16 F 400 VAC 10 1 26 234 503 COVER IGBT CAPACITOR ASSEMBLY 1 2...

Page 38: ...ardware is common and not available unless listed Hardware is common and not available unless listed 1 2 3 4 5 4 6 7 8 9 10 12 11 13 14 15 31 16 17 18 20 21 22 23 24 25 15 19 29 3 30 26 27 28 Figure 8...

Page 39: ...NG CLIP 21 4 20 NAMEPLATE ORDER BY MODEL AND SERIAL NUMBER 1 21 218 080 PANEL FRONT UPPER 1 22 190 512 STAND OFF NO 6 32 X 640 LG 250 HEX AL FEM 4 23 PC2 239 653 CIRCUIT CARD ASSY FRONT PANEL DISPLAY...

Page 40: ...OM 240 044 Page 36 Hardware is common and not available unless listed 803 937 D 1 2 2 3 4 5 6 7 14 8 9 10 13 12 11 Figure 8 3 IGBT Capacitor Assembly...

Page 41: ...010 494 BUSHING SNAP IN NYL 1 375 ID X 1 750 MTG HOLE 2 8 224 144 BUS BAR IGBT OUTPUT W FINS 1 9 223 387 ASSY HEAT SINK 600A IGBT 1 10 TH2 188 431 THERMISTOR NTC 30K OHM 25 DEG C 27IN LEAD 1 11 010 54...

Page 42: ...RY 2 5 162 818 DOOR ACCESS PRIMARY 1 6 217 733 LABEL WARNING ELECTRIC SHOCK INPUT POWER EN FR 1 7 602 177 SCREW SET 250 20 X 250KNRLPT SCH STL 2 8 124 274 BRACKET MTG FAN MOTOR 1 9 FM 208 402 MOTOR 1...

Page 43: ...lies Water Coolant Systems Non Integrated Weldcraft Branded TIG Torches No Labor Wireless Remote Foot Hand Controls and Receivers Work Stations Weld Tables No Labor 5 6 Months Parts Batteries Bernard...

Page 44: ...your personal records Always provide Model Name and Serial Style Number Contact a DISTRIBUTOR or SERVICE AGENCY near you Welding Supplies and Consumables Options and Accessories Personal Safety Equip...

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