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Return to Master TOC
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ELECTRICAL DIAGRAMS | ||
SCHEMATIC - CHOPPER PRINTED CIRCUIT BOARD |
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19303 M |
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| R3 |
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| R10 |
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| 1 |
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| 8 | D7 |
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| 10.0 |
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| VS |
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| R11 |
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| X2 |
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| 2 | IN |
| 7 | 30V |
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| OUT |
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| 3 | NC |
| OUT | 6 |
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| R13 | 3 |
| C1 | C2 | C3 | C4 | C5 |
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| GND |
| GND |
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C3 |
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| 10.0 | 6 | G2 |
| A1 |
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0.1 |
| 5.1V |
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| R15 | 9 |
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| G3 |
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50V |
| 1W |
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| D8 | DZ3 |
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| 12 |
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| 1.0A |
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| 16V |
| 4.75K |
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| 30V | R6 |
| 15 |
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| 1W |
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| E2 | E3 | E4 | E5 |
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| 10.0 |
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| 1 | 4 | 7 | 10 | 13 |
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B7 |
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| to heatsink |
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R2 | 1.21K |
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| R4 |
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| 1.00K |
| R7 |
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PWM |
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| 8 | 7 |
| 6 | 475 |
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2 |
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INPUT |
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| +15 |
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D6 |
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| OCI1 |
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| NC |
| NC |
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| D5 |
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3 | 1 |
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B3 |
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| 150V |
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| 8A |
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| Q1 |
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| 22 to 32 Vac |
| D1 | D2 |
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| R14 |
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| 4.75K |
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| R1 |
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| R16 |
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| +15 |
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| B1 |
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| C5 |
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| 4.75K |
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| .24 |
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| R18 |
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| 500 |
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| 50V |
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| 4.75K |
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| D4 | D3 |
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| C6 | C7 | VS | VS |
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| 1.0 | 0.1 |
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| 63V | 50V | MIC4451BN |
| 50V |
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| GND | GND |
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| 4 | 5 |
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| GENERAL INFORMATION |
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| LAST NO. USED | ||||||||
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| ELECTRICAL SYMBOLS PER E1537 |
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| R- | 20 | X- 2 | |||||||
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| CAPACITORS = |
| MFD ( .022/50V | UNLESS OTHERWISE SPECIFIED) |
| C- | 7 | OCI- 1 | ||||||||
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| LABELS | D- | 8 | DZ- 5 | |||||||||
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| NOTES : |
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| RESISTORS = Ohms ( | 1/4W | UNLESS OTHERWISE SPECIFIED) | ||||||||||||
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| DIODES = | 1A, 400V | (UNLESS OTHERWISE SPECIFIED) |
| SUPPLY |
| VOLTAGE NET | |||||||||
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| N.A. SINCE COMPONENTS OR CIRCUITRY ON A PRINTED CIRCUIT BOARD MAY CHANGE |
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| POWER SUPPLY SOURCE POINT | |||||||||
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| WITHOUT AFFECTING THE INTERCHANGEABILITY OF A COMPLETE BOARD, THIS DIAGRAM MAY |
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| NOT SHOW THE EXACT COMPONENTS OR CIRCUITRY OF CONTROLS HAVING A COMMON CODE |
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| COMMON CONNECTION | |||||||||
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| NUMBER. |
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| FRAME CONNECTION | ||||
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| THIS SHEET CONTAINS PROPRIETARY INFORMATION OWNED BY | THE LINCOLN ELECTRIC CO. |
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| FILENAME: | M19303_1DA |
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| EARTH GROUND CONNECTION | ||||||||||||||
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| AND IS NOT TO BE REPRODUCED, DISCLOSED OR USED WITHOUT THE EXPRESS PERMISSION OF |
| THE LINCOLN ELECTRIC CO. |
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| UNLESS OTHERWISE SPECIFIED TOLERANCE | Ch'ge.Sht.No. |
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| THE LINCOLN ELECTRIC CO. |
| EQUIP. | CHOPPER,200 AMP | ||||||||||||||
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| ON HOLES SIZES PER |
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| TYPE | |||||||||||||||||
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| ON 2 PLACE DECIMALS IS + .O2 |
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| SCHEMATIC |
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| ON 3 PLACE DECIMALS IS + .OO2 |
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| CLEVELAND, OHIO U.S.A. |
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| SUBJECT |
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| ON ALL ANGLES IS + .5 OF A DEGREE |
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| MATERIAL TOLERANCE ("t") TO AGREE |
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| SCALE | NONE |
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| SHT. |
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| WITH PUBLISHED STANDARDS |
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| IEB |
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| SUP'S'D'G. |
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| DR. |
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| DATE |
| NO. |
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NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual.
