Hobart 486259 Series Скачать руководство пользователя | Manualshive

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Содержание 486259 Series

Страница 1: ...238 071582 Revised 050586 i 4 OPERATION AND MAINTENANCE MANUAL with ILLUSTRATED PARTS LIST for Low Profile Gate Box Part Number 486259 HOBART BROTHERS COMPANY POWER SYSTEMS DIVISION TROY OHIO 45373 U...

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Страница 3: ...sistance of the body is decreased when wet thus more easily permitting dangerous currents to flow through it When inspecting or servicing equipment do not work in damp areas without being extremely ca...

Страница 4: ...e When equipment is in operation use extreme care in doing necessary troubleshooting and adjustment MEDICAL AND FIRST AID TREATMENT First aid facilities and a qualified first aid person should be avai...

Страница 5: ...and page number in the lower outside corner Illustration numbering is also grouped by sections When a reference is made to material which is located in the same section the material is identified by p...

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Страница 7: ...Vacuum contactor b High voltage fuse panel cl Control transformer d Power supply e Power supply fuse 2 Harmonic filter 3 Stepdown transformer 4 Line drop compensator C Circuit Breaker Preparation for...

Страница 8: ...ce 1 General 2 Lubrication 3 Parts Replacement 4 Lamps and Fuses A Lamps B Fuses Inspection Check 1 General 2 Inspection Adjustment Test 1 Adjustment A Line Drop Compensator B Tuning Harmonic Filters...

Страница 9: ...Test procedures Troubleshooting Introduction 1 General Illustrated Parts List Introduction 1 General 2 Purpose 3 Arrangement 4 Explanation of Parts List A Contents B Parts List Form 1 Figure kern No...

Страница 10: ...acturer s Literature CHAPTE RI FIGURE SECTION NUMBER I l 1 Low Profile Gate Box 2 I l 2 Specifications and Capabilities 3 l l 3 Internal Components 4 I l 4 Vacuum Contactor Panei Assembly 5 l l 5 Tran...

Страница 11: ...II12 3 l 1 Contactor Panel 2 3 I 2 Gate Box Components 3 3 I 3 Transformer Rectifier Assembly 4 3 l 4 Line Drop Compensator 5 3 1 5 Troubleshooting Chart 4 Sheets 6 thru 9110 4 3 1 Low Profile Gate Bo...

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Страница 13: ...the components consists of four side and end panels and a top cover The side and end panels are bolted together at the corners with their bottom flanges bolted to the welded steel base The top cover i...

Страница 14: ...OM 238 Low Profile Gate BOX Figure 1 July 15 82 l l Page 2...

Страница 15: ...s AC Frequency Hz Phase Current Amps Transformer 115 200 400 3 249 Input Volts AC Current Amps Phase Frequency Hz Power kVA Duty output 4160 12 4 3 400 90 Continuous Volts AC Open Circuit No Load Curr...

Страница 16: ...ntactor Panel Harmonic Filter Capacitors Assembly 7 Harmonic Filter Reactors 7 Line Drop Compensator I Contactor CLOSE Switch __c Plan View L Stepdown Transformer Circuit Internal Components Figure 3...

Страница 17: ...OM 238 Control Power Supply Fuse J Terminal Strip L High Voltage Fuse Panel Vacuum Contactor Panel Assembly Figure 4 July 15 82 l l Page 5...

Страница 18: ...re closed b High voltage fuse panel The high voltage fuse panel provides three 20 ampere fuses which protect the stepdown transformer c Control transformer The control transformer receives 4160 volts...

Страница 19: ...n the center of the gate box reduces the 4160 volts AC input power to 120 200 volts AC for routing to the line drop compensator Complete specifications on this transformer are included in Figure 2 4 L...

Страница 20: ...eactor Bracket on Frame 1 Fuses 3 2 Terminal Blocks 2 3 Suppressor Capacitors 3 4 Filter Capacitors 18 5 Variable Resistors 3 6 Reactors 3 Harmonic Filter L Capacitor Assembly PSD 03701 Harmonic Filte...

Страница 21: ...r 3 2 Capacitor 6 3 Bypass Contactor 4 Output Terminals 4 5 Sensing Transformer 3 6 Overload Module 7 Overload Adjusting Resistor 8 Overload Relay 9 Input Terminals 4 Line Drop Compensator Figure 7 Ju...

Страница 22: ...w I 1 4 I Circuit Breakers ON OFF Operating Lever 0 0 1 i I I I Solid Neutral Terminal 4 Circuit Breaker and Enclosure Figure 8 OM 238 Hinge Lid l l Page 10 July 15182...

Страница 23: ...the dimensions shown to secure the gate box in position B Input Cables WARNING MAKE SURE THAT INPUT POWER IS OFF AND CANNOT BE TURNED ON ACCIDENTALLY OTHERWISE LETHAlELECTRICAL SHOCK HAZARD EXISTS It...

Страница 24: ...IO 3 16 inches d 259 mm OM 238 5 6 inch diameter 15 8mm mounting holes 4 Req d l 2 Page 2 Outline and Mounting Dimensions Figure 1 July 15 82...

Страница 25: ...July 15182 L I OM 238 K Vacuum Cantactor A Phase I LB Phose input Coble Input Cable LC Phase Input Cable lPSD 0375 Input Cable Connection Terminals Figure 2 1 2 Page 3...

Страница 26: ...ADEQUATE GROUNDING OTHERWISE LETHAL ELECTRICAL SHOCK HAZARD EXISTS Ground the gate box to a solid earth ground in accordance with local electrical codes or the National Electri cal Code Make the groun...

Страница 27: ...available at the output circuit breaker B Connect the output cable to the aircraft or load C Turn the circuit breaker control lever to ON position The gate box will then be delivering 115 200 volt AC...

Страница 28: ...Cantactor CLOSE Pushbutton Contactor OPEN Green Contactor CLOSE Input Power Controls Figure 1 OM 238 July 15182 l 3 Page 2...

Страница 29: ...ality parts 4 Lamps and Fuses A Lamps Only one lamp is used in the gate box on the input end panel labeled CLOSE For bulb replacement use Lamp Industry Trade No 24 PSB B Fuses Refer to the Fuse Chart...

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Страница 31: ...removed 2 Inspection WARNING MAKE SURE INPUT POWER IS OFF AND CANNOT BE TURNED ON ACCIDENTALLY HIGH VOLTAGE CAN KILL A Inspect ALL lead connections and terminals for security B Visually inspect all c...

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Страница 33: ...oximately the same position as a starting point for adjustment 3 Connect a load bank capable of applying a load of 335 amperes to the gate box output 4 Close the line disconnect switch to make power a...

Страница 34: ...2 3 Slider Overload Adjusting Resistor Overload Relay i Overload Board I PSO 0435 1 I J L D C Overload Adjustment Figure 1 OM 238 Page 2 July Ii 82...

Страница 35: ...te box If the current acrossthe fuseholder is in the 30 ampere range one of the capacitors is open and the harmonic filter assembly must be repaired If the current is in a much lower range remove inpu...

Страница 36: ...tor Bracket on Frame 1 Fuses 3 2 Terminal Blocks 2 3 Suppressor Capacitors 3 4 Filter Capacitors 18 5 Variable Resistors 3 6 Reactors 3 Harmonic Filter c Capacitor Assembly Harmonic Filters Figure 2 2...

Страница 37: ...e and the contactor CLOSE light DS721 will glow 3 Push contactor OPEN switch S712 The vacuum contactor will open and the green contactor CLOSE light will go out 4 Open the external line switch to remo...

Страница 38: ...r Harmonic Filter Capacitors Assembly Harmonic Filter Reactors Line Drop Compensator Contactor CLOSE Switch 1 Contactor OPEN Switch CC Contactor CLOSE Light f Plan View Transformer 2 3 Page 6 Gate Box...

Страница 39: ...rol 0 0 Power Supply Fuse Power Supply Fuse Vacuum Contactor 7 Transformer Power Supply Contactor Transformer 7 1 rClosed Relay LHigh Voltage Fuse Panel Ipso 03691 July 15182 Contactor Panel Figure 4...

Страница 40: ...w I I OM 238 II I u 1 Capacitor 3 Transformer 2 Rectifier 4 Terminal board NOTE RECTIFIER 4SSEMBLEQ AT THIS ENO 115V AC INPUT 2 3 Page 8 Power Supply Transformer Rectifier Figure 5 July 15182...

Страница 41: ...otential test from primary to secondary in any phase It should withstand approximately 2000 volts for 1 second Reconnect cables disconnected in step 1 E Line Drop Compensator 1 Preparation for test a...

Страница 42: ...4 1 Transformer 3 2 Capacitor 6 3 Bypass Contactor 4 Output Terminals 4 5 Sensing Transformer 3 6 Overload Module 7 Overload Adjusting Resistor 8 Overload Relay 9 Input Terminals 4 Line Drop Compensa...

Страница 43: ...s slightly from 90 c Measure boost voltage across compensator for each phase A B and C Voltage should be 24 volts 10 for each phase at 260 ampere 0 8 PF load NOTE Voltages will be proportional to curr...

Страница 44: ...i I...

Страница 45: ...n Chapter 6 and test the circuit step by step until the source of the malfunction is isolated The Troubleshooting Chart is arranged under 3 headings Malfunction Test or Inspection and Corrective Actio...

Страница 46: ...OM 238 Control Vacuum Power Supply Fuse High Voltage Fuse Panel Contactor Panel Figure 1 3 I Page 2 July 15182...

Страница 47: ...Harmonic Fiiter Copocitors Assembly 7 Harmonic filter Reactors 7 Line Drop Compensator Contactor CLOSE Switch Kor Switch July 15182 OM 238 Plan View L Stepdown Transformer Ipso 03731 Gate Box Componen...

Страница 48: ...OM 238 4 I NOTE RECTIFIER ASSEMBLED AT THIS END 11 AC INPUT 1 Capacitor 3 Transformer 2 Rectifier 4 Terminal board Transformer Rectifier Assembly Figure 3 3 I lpsD 0347j July 15182 Page 4...

Страница 49: ...r 3 2 Capacitor 6 3 Bypass Contactor 4 Output Terminals 4 5 Sensing Transformer 3 6 Overload Module 7 Overload Adjusting Resistor 8 Overload Relay 9 Input Terminals 4 July 15182 Line Drop Compensator...

Страница 50: ...defective Step 4 Check power supply fuse F701 and transformer rectifier assembly Figure 3 consisting of transformer T719 capacitor C707 and rectifier CR736 All these components are lo cated on the con...

Страница 51: ...itch to close the contactor If the contactor remains closed when the switch is released the vacuum contactor s auxiliary contacts are defective Replace vacuum contactor K734 if defective VACUUMCONTACT...

Страница 52: ...Fig 4 for opens and shorts in their windings Replace transformer T701 T702 T703 WARNING BEFORE CHECKING CAPACITORS IN STEP 3 BE SURE VOLTAGE IS UNDER 100 VOLTS AT HALF LOAD ACROSS EACH PAIR OF CAPACI...

Страница 53: ...as described in 2 3 para 1 A 4 OVERLOAD SYSTEM DOES NOT FUNCTION WHEN AN OVERLOAD EXISTS Step 1 Check overload relay 8 Fig 3 coil and contacts Replace overload module K712 if relay is defective Step...

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Страница 55: ...parts All parts of the equipment are listed except 1 Standard hardware items attaching parts such as nuts screws washers etc which are available com mercially 2 Bulk items such aswire cable sleeving...

Страница 56: ...are listed directly below the assembly and indented one space Vendor codes and part numbers for purchased parts are shown in this column Hobart modifica tion to vendor items is also noted in this col...

Страница 57: ...lumn I CODE VENDOR S NAME AND ADDRESS No Number Control Transformer Corporation 3701 Warren Meadbille Road Cortland Ohio 44410 14280 14831 23826 44655 59730 71400 71785 73905 Square D Company Distribu...

Страница 58: ...dmund Street Dayton Ohio 45404 Electrical Utilities Company 2727 St Vincents Avenue La Salle Illinois 61301 AMP Inc 155 Park Street Elizabethtown Pennsylvania 17022 Uniroyal Inc Consumer Industrial Pl...

Страница 59: ...A or AMP ampere AC alternating current AR as required DC direct current Fig Figure hd head hex hexagon Hz Hertz cycles per second I D inside diameter IN inch kVA kilovolt ampere PF microfarad No numbe...

Страница 60: ...P w I I...

Страница 61: ...LE TOP BOX ASSEMBLY FRAME MOUNTING ASSEMBLY PANEL END BOX COVER PANEL END LABEL DANGER HIGH VOLTAGE LABEL ACCESS PANEL SIDE BOX COVER PANEL SIDE LABEL ACCESS NAMEPLATE HOBART COVER PANEL SIDE LABEL AC...

Страница 62: ...I OM 238 5 r 4 3 Page 4 Interior Group Figure 2 July 15182...

Страница 63: ...RIOR GROUP For NHA See Fig 1 I PANEL CONTACTOR ASSEMBLY For Details See Fig 3 CAPACITOR FILTERS HARMONIC ASSEMBLY For Details See Fig 4 REACTOR HARMONIC FILTER Control Transformer Corp No 103081 TRANS...

Страница 64: ...I I i I 8 I I OM 238 f 0 20 6 6 4 3 Page 6 Contactor Panel Assembly Figure 3 July I 82...

Страница 65: ...ACTOR VACUUM V73905 No RP170 2300 00 BRACKET MTG BARRIER BARRIER CONTACTOR LUG CABLE INPUT BUS CONTACTOR BUS CONTACTOR INPUT TRANSFORMER CONTROL V97520 No BE 19286 001 TRANSFORMER SUPPLY POWER ASSEMBL...

Страница 66: ...w 1 I J I 3 2 Harmonic Filter Capacitor Assembly Figure 4 4 3 Page 8 OM 238 July I 82...

Страница 67: ...For NHA See Fig 2 GROMMET RUBBER V02231 No 23194 FUSE 20A AGC 5 FUSEHOLDER V71400 No 4407 BLOCK TERMINAL V71785 No IO 150 RESISTOR ADJUSTABLE 5 OHM 100 W V44655 No COHAE 0 5 DIV 1 BLOCK TERMINAL V7178...

Страница 68: ...4 oM 238 2 4 3 Page 10 Line Drop Compensator Control Assembly Figure 5 July 15182...

Страница 69: ...ASSEMBLY YOKE END RIGHT GROMMET RUBBER V77379 No 9235 LABEL TERMINAL N LABEL TERMINAL A LABEL TERMINAL B LABEL TERMINAL C BOARD TERMINAL ASSEMBLY BOARD CONNECTOR CABLE V59730 No 31013UAL YOKE END LEFT...

Страница 70: ...OM 238 4 3 Page 12 Circuit Breaker Group Figure 6 July 15182...

Страница 71: ...AKER GROUP For NHA See Fig 2 1 486456 ENCLOSURE CIRCUIT BREAKER ASSEMBLY 2 402263 5 CIRCUIT BREAKER 400A V14280 No LAL36400 3 81A 1080 TERMINAL NEUTRAL V14280 No SN400LA 4 430278 GROMMET RUBBER V77379...

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Страница 73: ...I I CHAPTER 5 OPTIONAL EQUIPMENT There is no optional equipment recommended for use with these units i I July 15182 OM 238 5 o Page I 2...

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Страница 75: ...TERATURE Hobart Diagrams 486340 Gate Box Schedaiic 486457 Gate Box Connection 486415 Contactor Panel Connection 486428 Harmonic Filter Capacitors Connection 481553A Line Drop Compensator Schematic and...

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Страница 77: ...OA K729 RELAY CONTACTOR CLOSED K734 CONTACTOR VACUUM L701 L703 REACTOR HARMONIC FILTER R743 R745 RESISTOR HARMONIC FILTER 5 OHM 100 W 5711 SWITCH PUSHBUTTON LOAD ON 5712 SWITCH PUSHBUTTON LOAD OFF T71...

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Страница 79: ...ONTACTOR VACUUM REACTOR HARMONIC FILTER SWITCH PUSHBUTTOiq LOAD ON SWITCH FUSHBUTTON LDAD OFF TRANSFORMER 3 PHASE A701 CB701 OS721 F703 F705 K734 UOI L703 NOTE AU WIRES ARE IZF SC UNLESS OTHERWISE SPE...

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Страница 81: ...oiecoo OP o 0s 00 on 0 11 ocu o o mo OON OQ I 7 7 I I I I 2 f x G t __ l i I I I r 7 I I t 1 I I I I i YO NW J l i I...

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Страница 83: ...RED RED _ WH WH WH I RED 1 RED I RED FACING Top OF LOWER LEVEL I __ I LEGEND c701 C706 c709 c71 I CAPACITOR 34 MFD 475 I A C C712 C723 CAPACITOR I MFD 500VA C NOTE CAPACITOR s MD 475 VAC AU WIRES ARE...

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Страница 85: ...i N 2 c I I...

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