Miller Electric CST 250の取扱説明書

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  • Miller Electric CST 250 - page 1

    Visit our website at www.MillerWelds.com Pro cesses Descrip ti on Stick (SMAW ) W elding OM -2237 206 035H July 2005 Arc Welding Power Source CST 250 TIG (GT A W) W elding ...

  • Miller Electric CST 250 - page 2

    Miller Electric manufactures a full line of welders and welding related equipment. For information on other quality Miller products, contact your local Miller distributor to receive the latest full line catalog or individual catalog sheets. T o locate your nearest distributor or service agency call 1-800-4-A-Miller , or visit us at www .MillerW eld ...

  • Miller Electric CST 250 - page 3

    T ABLE OF CONTENTS SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1. Symbol Usage 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2. Arc W elding Hazards 1 . . . . . . . . . . ...

  • Miller Electric CST 250 - page 4

    ...

  • Miller Electric CST 250 - page 5

    OM-2237 Page 1 SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING som _8/03 1-1. Symbol Usage Means W arning! W atch Out! There are possible hazards with this procedure! The possible hazards are shown in the adjoining symbols.  Marks a special safety message.  Means “Note”; not safety related. This group of symbols means W arning! Watch ...

  • Miller Electric CST 250 - page 6

    OM-2237 Page 2 Arc rays from the w elding process produce intense visible and invisible (ultraviolet and infrared) rays that can burn eyes and skin. Sparks fly of f from the weld. ARC RA YS can burn eyes and skin.  Wear a welding helmet fitted with a proper shade of filter to protect your face and eyes when welding or watching (see ANSI Z49.1 an ...

  • Miller Electric CST 250 - page 7

    OM-2237 Page 3 1-3. Additional Symbols For Installation, Operation, And Maintenance FIRE OR EXPLOSION hazard.  Do not install or place unit on, over , or near combustible surfaces.  Do not install unit near flammables.  Do not overload building wiring − be sure power supply system is properly sized, rated, and protected to handle this un ...

  • Miller Electric CST 250 - page 8

    OM-2237 Page 4 1-5. Principal Safety Standards Safety i n W elding, Cutting, and Allied Processes, ANSI Standard Z49.1, from American W elding Society , 550 N.W . LeJeune Rd, Miami FL 33126 (phone: 305-443-9353, website: www .aws.org). Recommended Safe Practices for the Preparation for W elding and Cut- ting of Containers and Piping , American Weld ...

  • Miller Electric CST 250 - page 9

    OM-2237 Page 5 SECTION 2 − CONSIGNES DE SÉCURITÉ − À LIRE A V ANT UTILISA TION som_fre 8/03 2-1. Signification des symboles Signifie « Mise en garde. Faire preuve de vigilance. » Cette procédure présente des risques identifiés par les symboles adjacents aux directives.  Identifie un message de sécurité particulier .  Signifie « ...

  • Miller Electric CST 250 - page 10

    OM-2237 Page 6 Le rayonnement de l’arc génère des rayons visibles et invisibles intenses (ultraviolets et infrarouges) suscep- tibles de causer des brûlures oculaires et cutanées. Des étincelles sont projetées pendant le soudage. LES RA YONS DE L ’ARC peuvent cau- ser des brûlures oculaires et cuta- nées.  Porter un masque de soudage ...

  • Miller Electric CST 250 - page 11

    OM-2237 Page 7 2-3. Autres symboles relatifs à l’installation, au fonctionnement et à l’entretien de l’appareil. Risque D’INCENDIE OU D’EXPLO- SION  Ne pas placer l’appareil sur une surface inflam- mable, ni au − dessus ou à proximité d’elle.  Ne pas installer l’appareil à proximité de produits inflammables.  Ne pas ...

  • Miller Electric CST 250 - page 12

    OM-2237 Page 8 2-4. Principales normes de sécurité Safety in W elding, Cutting, and Allied Processes, norme ANSI Z49.1, de l’American W elding Society , 550 N.W . LeJeune Rd, Miami FL 33126 (téléphone : (305) 443 − 9353, site Web : www .aws.org). Recommended Safe Practices for the Preparation for W elding and Cut- ting of Containers and Pip ...

  • Miller Electric CST 250 - page 13

    OM-2237 Page 9 SECTION 3 − INST ALLA TION 3-1. Specifications W elding Mode Input Power Rated Output W elding Amperage Range Maximum Open-Circuit V oltage Amperes Input At Rated Load Output, 50/60 Hz KV A KW Dimensions Net W eight Range V oltage 230 460 575 KV A KW Dimensions W e i g ht 3-Phase 250 A @ 30 VDC, 50 % Duty Cycle 5-250 A 77 VDC 30.5 ...

  • Miller Electric CST 250 - page 14

    OM-2237 Page 10 3-3. Stick (SMA W) V olt-Ampere Curves V olt-ampere curves show minimum and maximum voltage and amperage output capabilities of welding power source. Curves of other settings fall between curves shown. xx10 Stick V A Curves xx18 Stick V A Curve 0 10 20 30 40 50 60 70 80 90 100 0 5 0 100 150 200 250 300 350 DC AMPS DC VOL TS 100A SOF ...

  • Miller Electric CST 250 - page 15

    OM-2237 Page 1 1 3-4. TIG (GT A W) V olt-Ampere Curve V olt-ampere curves show minimum and maximum voltage and amperage output capabilities of welding power source. Curves of other settings fall between curves shown. TIG V A Curve 0 10 20 30 40 50 60 70 80 0 5 0 100 150 200 250 3 0 0 Amps Vo l t s Min 10A 50A 100A 150A 200A Max Ref. 206174 ...

  • Miller Electric CST 250 - page 16

    OM-2237 Page 12 3-5. Selecting A Location 1 Line Disconnect Device Locate unit near correct input power supply .  Special installation may be required where gasoline or volatile liquids are present − see NEC Article 51 1 or CEC Section 20. Location And Airflow 1 18 in (460 mm) 18 in (460 mm) 803 080 18 in (457 mm) 13-1/2 in (343 mm) 7-1/2 in ( ...

  • Miller Electric CST 250 - page 17

    OM-2237 Page 13 3-6. W eld Output T erminals And Selecting Cable Sizes* W eld Cable Size** and T otal Cable (Copper) Length in Weld Circuit Not Exceeding 100 ft (30 m) Or Less 150 ft (45 m) 200 ft (60 m) 250 ft (70 m) 300 ft (90 m) 350 ft (105 m) 400 ft (120 m) W eld Output T erminals Welding Amperes*** 10 − 60% Duty Cycle 60 − 100% Duty Cycle ...

  • Miller Electric CST 250 - page 18

    OM-2237 Page 14 3-7. TIG Lift-Arc t DCEN (Direct Current Electrode Negative) Connections Ref. 802 888 / Ref. 803 080 1 Positive (+) W eld Output T erminal Connect work lead to positive weld output terminal. 2 Negative ( − ) W eld Output T erminal Connect TIG torch to negative weld output terminal. 3 Gas Cylinder 4 Cylinder V alve Open valve sligh ...

  • Miller Electric CST 250 - page 19

    OM-2237 Page 15 3-8. Stick DCEP (Direct Current Electrode Positive) Connections Ref. 802 888 / Ref. 803 080 1 Negative ( − ) Weld Output T erminal Connect work lead to negative weld output terminal. 2 Positive (+) Weld Output T erminal Connect electrode holder to positive weld output terminal. 1 2 3-9. Electrical Service Guide  CAUTION: INCORR ...

  • Miller Electric CST 250 - page 20

    OM-2237 Page 16 3-10. Selecting 230 V olts AC Single/Three Phase Input V oltage 803 079 / 803 077  T urn Off welding power source, and disconnect input power before proceeding. Check input voltage available at site. 1 V oltage Selection V iew Window The input voltage that the power source is linked for appears in the V oltage Selection V iew Win ...

  • Miller Electric CST 250 - page 21

    OM-2237 Page 17 3-1 1. Selecting 460 - 575 V olts AC Three Phase Input V oltage 803 079 / 803 078  T urn Off welding power source, and disconnect input power before proceeding. Check input voltage available at site. 1 V oltage Selection V iew Window The input voltage that the power source is linked for appears in the V oltage Selection V iew Win ...

  • Miller Electric CST 250 - page 22

    OM-2237 Page 18  Disconnect and lockout/tag- out input power before connecting input conduc- tors from unit.  Have only qualified persons make this installation. See rating label on unit and check input voltage available at site. 1 Input And Grounding Conductors 2 Line Disconnect Device See Section 3-9. For three-phase operation:  Always c ...

  • Miller Electric CST 250 - page 23

    OM-2237 Page 19 SECTION 4 − OPERA TION 4-1. Controls 204 301 / 803 080 1 3 2 NOTE: Green on nameplate indicates a TIG function, Gray indicates a Stick function. 1 Power Switch Use switch to turn unit and indicator light On/Of f. 2 Output Indicator Light When unit is first energized this indicator light flashes several times and then illuminates c ...

  • Miller Electric CST 250 - page 24

    OM-2237 Page 20 4-2. Process Select Control 1 Process Select Control Rotate knob to select desired process. Lift-Arc  TIG - Normal open-circuit voltage is not present between the electrode and workpiece. A solid-state contactor does not energize until after the electrode touches the workpiece, preventing overheating, sticking, or contaminating t ...

  • Miller Electric CST 250 - page 25

    OM-2237 Page 21 4-3. Stick Start Procedure − Scratch Start T echnique With Stick selected, start arc as follows: 1 Electrode 2 W orkpiece 3 Arc Drag electrode across workpiece like striking a match; lift electrode slightly after touching work. If arc goes out electrode was lifted to high. If electrode sticks to workpiece, use a quick twist to fre ...

  • Miller Electric CST 250 - page 26

    OM-2237 Page 22 4-5. Amperage Control 1 AMP ADJUST (Amperage Control) Rotate knob clockwise to increase amperage (5-250 amps). 1 4-6. Remote 14 Receptacle Information This unit automatically senses when a remote control is connected to the remote 14 receptacle. After connecting a remote control, the unit will automatically adjust output control to ...

  • Miller Electric CST 250 - page 27

    OM-2237 Page 23 SECTION 5 − MAINTENANCE AND TROUBLESHOOTING 5-1. Routine Maintenance  Disconnect power before maintaining.  Maintain more often during severe conditions. 3 Months Replace unreadable labels. Clean and tighten weld terminals. Replace Damaged Gas Hose 3 Months Repair Or Replace Cracked Cables And Cords 6 Months Blow out inside. ...

  • Miller Electric CST 250 - page 28

    OM-2237 Page 24 5-3. T roubleshooting 1 2 1 Output LED (Blue) 2 High T emperature LED (Y ellow) 803 080 T rouble Possible Causes Remedy No weld output; unit completely inoperative. Line disconnect switch open. Place line disconnect switch in On position (see Section 3-12 ). Blown line fuse(s). Check and replace line fuse(s), if necessary , or reset ...

  • Miller Electric CST 250 - page 29

    OM-2237 Page 25 T rouble Remedy Possible Causes Erratic or improper weld output. W eld cable too small or defective. Use proper size and type of weld cable (see Section 3-6). Dirty or loose connections. Clean and tighten all weld connections (see Section 3-6). W andering arc Improper size tungsten. Use proper size tungsten (see Section 7). W orn or ...

  • Miller Electric CST 250 - page 30

    OM-2237 Page 26 SECTION 6 − ELECTRICAL DIAGRAMS Figure 6-1. Circuit Diagram 206 171-C ...

  • Miller Electric CST 250 - page 31

    OM-2237 Page 27 SECTION 7 − SELECTING AND PREP ARING TUNGSTEN ELECTRODE gtaw 7/97 For additional information, see your distributor for a handbook on the Gas T ungst en Ar c Welding (G T AW) process .Wear clean gloves to prevent contamination of tungsten electrode. NOTE 7-1. Selecting T ungsten Electrode Amperage Range - Gas T ype ♦ - Polarity E ...

  • Miller Electric CST 250 - page 32

    OM-2237 Page 28 7-3. Preparing T ungsten For AC Or DC Electrode Negative (DCEN) Welding Ref. S-0161 / Ref. S-0162 1 T ungsten Electrode 2 T apered End Grind end of tungsten on fine grit, hard abrasive wheel before weld- ing. Do not use wheel for other jobs or tungsten can become contami- nated causing lower weld quality . 3 Ideal Tungsten Preparati ...

  • Miller Electric CST 250 - page 33

    OM-2237 Page 29 Notes ...

  • Miller Electric CST 250 - page 34

    OM-2237 Page 30 SECTION 8 − P ARTS LIST  Hardware is common and not available unless listed. 803 157-B 8 12 13 20 21 25 23 7 2 4 22 3 24 10 5 1 9 6 15 19 14 14 15 18 17 19 28 26 11 27 16 Figure 8-1. Main Assembly ...

  • Miller Electric CST 250 - page 35

    OM-2237 Page 31 Figure 8-1. Main Assembly Item No. Part No. Description Quantity 1 205758 P ANEL,FRONT W/CMPNT 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 205780 P ANEL,REAR W/CMPNT 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

  • Miller Electric CST 250 - page 36

    OM-2237 Page 32  Hardware is common and not available unless listed. 803 158 14 9 13 12 15 3 17 4 2 18 1 19 8 20 4 6 5 22 21 10 16 11 7 7 23 Figure 8-2. Panel, Front w/Components 907 1 16 907052 Figure 8-2. Panel, Front w/Components Diagram marking Item No. Part No. Description Quantity Model 1 194242 P ANEL,FRONT/REAR 1 1 . . . . . . . . . . . ...

  • Miller Electric CST 250 - page 37

    OM-2237 Page 33  Hardware is common and not available unless listed. 803 161-B 7 6 1 2 7 3 4 5 Figure 8-3. Panel, Rear w/Components Figure 8-3. Panel, Rear w/Components Item No. Part No. Description Quantity 1 194242 P ANEL,FRONT/REAR 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

  • Miller Electric CST 250 - page 38

    OM-2237 Page 34  Hardware is common and not available unless listed. 803 163-B 13 3 1 10 9 11 12 14 8 7 8 2 5 4 6 8 16 15 Figure 8-4. Magnetics Subassembly Diagram marking Item No. Part No. Description Quantity Figure 8-4. Magnetics Subassembly 1 206063 P ANEL,PLENUM 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

  • Miller Electric CST 250 - page 39

    OM-2237 Page 35  Hardware is common and not available unless listed. 803 159-C 4 8 1 9 6 7 3 2 12 13 11 10 12 5 13 Figure 8-5. Heat Sink Assembly , Output Diode Diagram marking Item No. Part No. Description Quantity Figure 8-5. Heat Sink Assembly , Output Diode 1 205916 HEA T SINK,DIODE OUTPUT 1 . . . . . . . . . . . . . . . . . . . . . . . . . ...

  • Miller Electric CST 250 - page 40

    OM-2237 Page 36  Hardware is common and not available unless listed. 803 160 2 3 1 5 4 8 7 6 Figure 8-6. Base Assembly Diagram marking Item No. Part No. Description Quantity Figure 8-6. Base Assembly 1 206089 BASE, 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

  • Miller Electric CST 250 - page 41

    OM-2237 Page 37  Hardware is common and not available unless listed. Ref. 803 162 1 2 3 Figure 8-7. Heat Sink Assembly , Input Diagram marking Item No. Part No. Description Quantit y Figure 8-7. Heat Sink Assembly , Input 1 205915 HEA T SINK,IGBT/INPUT RECTIFIER MODULE 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

  • Miller Electric CST 250 - page 42

    Notes ...

  • Miller Electric CST 250 - page 43

    Warranty Questions? Call 1-800-4-A-MILLER for your local Miller distributor. miller_warr 1/05 Y ou r distributor also gives you ... Service Y ou always get the fast, reliable response you need. Most replacement parts can be in your hands in 24 hours. Support Need fast answers to the tough welding questions? Contact your distributor . The expertise ...

  • Miller Electric CST 250 - page 44

    PRINTED IN USA © 2005 Miller Electric Mfg. Co. 1/05 Miller Elect ric Mfg. Co. An Illinois T ool W or ks Comp any 1635 West Spenc er S treet Applet on, W I 54914 USA International He adquarte rs − USA USA P hone: 920-735-4505 Aut o-At tended USA & C anada F AX: 920-735-4134 Int ernat ional FAX: 920-735-4125 European Headqua rters − United K ...

メーカー Miller Electric カテゴリー Welder

Miller Electric CST 250のメーカーから受け取ることができるドキュメントは、いくつかのグループに分けられます。その一部は次の通りです:
- #BRANDの図面#
- CST 250の取扱説明書
- Miller Electricの製品カード
- パンフレット
- またはMiller Electric CST 250の消費電力シール
それらは全部重要ですが、デバイス使用の観点から最も重要な情報は、Miller Electric CST 250の取扱説明書に含まれています。

取扱説明書と呼ばれる文書のグループは、Miller Electric CST 250の取り付け説明書、サービスマニュアル、簡易説明書、またはMiller Electric CST 250のユーザーマニュアル等、より具体的なカテゴリーに分類されます。ご必要に応じてドキュメントを検索しましょう。私たちのウェブサイトでは、Miller Electric CST 250の製品を使用するにあたって最も人気のある説明書を閲覧できます。

関連する取扱説明書

Miller Electric CST 250デバイスの取扱説明書はどのようなものですか?
取扱説明書は、ユーザーマニュアル又は単に「マニュアル」とも呼ばれ、ユーザーがMiller Electric CST 250を使用するのを助ける技術的文書のことです。説明書は通常、全てのMiller Electric CST 250ユーザーが容易に理解できる文章にて書かれており、その作成者はその分野の専門家です。

Miller Electricの取扱説明書には、基本的な要素が記載されているはずです。その一部は、カバー/タイトルページ、著作権ページ等、比較的重要度の低いものです。ですが、その他の部分には、ユーザーにとって重要な情報が記載されているはずです。

1. Miller Electric CST 250の説明書の概要と使用方法。説明書にはまず、その閲覧方法に関する手引きが書かれているはずです。そこにははMiller Electric CST 250の目次に関する情報やよくある質問、最も一般的な問題に関する情報を見つけられるはずです。つまり、それらはユーザーが取扱説明書に最も期待する情報なのです。
2. 目次。Miller Electric CST 250に関してこのドキュメントで見つけることができる全てのヒントの目次
3. Miller Electric CST 250デバイスの基本機能を使うにあたってのヒント。 Miller Electric CST 250のユーザーが使い始めるのを助けてくれるはずです。
4. トラブルシューティング。Miller Electric CST 250に関する最も重要な問題を診断し、解決するために役立つ体系化された手続き
5. FAQ。よくある質問
6. 連絡先。一人では問題を解決できない場合に、その国におけるMiller Electric CST 250のメーカー/サービスへの連絡先に関する情報。

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