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Jasic MIG 270S, Руководство оператора

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Electrical schematic

7

16

Both SA3-1and SA3-2  belong to the SA3 switch

Burnback adjustment

SA3-2

100K

VR5

3

2

1

CN13-2

CN13-1

 socket

Thermal switch

Crater voltage

Crater current

Gas check

Overload LED

Power LED

K2

70℃ normally opened

2T/4T

SA2

1

2

2T

4T

P4-

1

P5-

1

P3-

1

LED2

LED1

P4-

2

P4-

4

P4-

3

P3-

5

P2-

3

P2-

4

P2-

1

SA1

1

2

P3-

2

P3-

4

P3-

3

P3-

6

4.7K

VR3

1

2

3

4.7K

VR2

1

2

3

P2-

2

P5-

2

Current control

Voltage control

YV

4.7K

VR1

3

2

1

4.7K

VR2

3

2

1

Wire Feeder Electrical Diagram

P11-3

P11-5

P11-4

P11-1

P11-2

P1-2

P1-1

P1-3

1

4

2

5

3

6

Feed Motor

+

-

1N4007

D2

1N4007

D1

KA

KB

22

0R

/3

W

R2

10K/3W

R1

C4

V1

SKM50GB12T4

R2

60K/10W

C6

4uF/500VAC

OUT+

OUT-

EMC board

C2

40n*2

C3

20

uF

/8

00

VD

C

CN

3-

1

CN

3-

2

CN

4-

2

CN

4-

1

G3

G4

G1

G2

E3

E4

E1

E2

PK-260

AC 220V

1

2

3

VR1
33K

Arc characteristic

L4

C1

2*

50

uF

/5

00

VA

C

L1

L2

L3

fan

CN

2-

1

CN

2-

2

CN

2-

5

CN

2-

4

G3

G4

E3

E4

CN

1-

5

CN

1-

6

CN

1-

2

CN

1-

1

G1

G2

E1

E2

CN10

-3

CN10

-1

CN

4-

3

CN

4-

4

CN8-5

CN8-2

CN8-3

CN8-4

CN8-1

P6-

4

P6-

5

P6-

6

P6-

7

CN

7-

1

CN

7-

4

CN

7-

2

CN

7-

3

P6-

8

P6-

9

P6-

3

CN

7-

5

CN

9-

1

CN

9-

2

P10-3

P10-2

P10-1

P10-4

P10-5

P8-2

P10-6

P8-3

P8-1

P9-1

P9-2

PK-212

Air switch

CN10

-2

P6-

2

P6-

1

CN

7-

6

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

+

-

~

~

~

3-phase retifier bridge

R1

25D102K

1

2

3

4

5

6

7

20

21

22

V2

SKM50GB12T4

1

2

3

4

5

6

7

C5

20uF/800VDC

23

24

25

26

27

C.S.B

200:1

Main transformer

28

D1*2

MMF200ZB040DK1

29

30

31

32

PH-118

33

34

35

36

37

39

41

PK-153

PK-153

PK-154

PK-154

MDS 100-14

DZ47-63/3

+

-

CN

7-

7

CN10

-2

CN10

-1

CN10

-3

CN10

-4

CN12

-1

CN12

-2

CN12

-3

CN12

-4

CN12

-5

CN12

-6

1

2

3

4

5

6

7

8

1

2

3

VR4

4.7K

SA3-1

MMA Current control

MIG/MMA

Hot start

Arc force 

1K

470R

CN

6-

5

CN

6-

4

CN

6-

1

CN

6-

2

CN

6-

3

AC 400V

FUSE1

0

22

0

38

0

41

5

0V

220V

380V

3A

CN5-2

CN5-1

380V

27V

0V

0V

0V

30V

30V

T2

415V

19V

0V

0V

19V

9V

0V

380V

T1

36V

0V

220V

0V

0V

19V

19V

JSY-5851

     KF2-111206-1 

220V

Содержание MIG 270S

Страница 1: ...wilkinsonstar com MIG Series MIG MAG MMA Separate wire feed welding machine Order code JM 272S MIG 270S JM 352S MIG 350S JM 452S MIG 450S OPERATOR MANUAL ...

Страница 2: ...upplier of equipment in the UK and our products are supported by our extensive service network Call your distributor in the unlikely event of a problem occurring Please record below the details from your product as these will be required for warranty purposes and to ensure you get the correct information should you require assistance or spare parts Date purchased __________________________________...

Страница 3: ...ye protection Insulate yourself from work and ground using dry insulating mats or covers big enough to prevent any physical contact with the work ground Never touch the electrode if you are in contact with the work ground or another electrode from a different machine Do not wrap cables over your body Ensure that you take additional safety precautions when you are welding in electrically hazardous c...

Страница 4: ... fan may cut fingers and hands and snag garments Protections and coverings may be removed for maintenance and controls only by qualified personnel after first disconnecting the power supply cable Replace the coverings and protections and close all doors when the intervention is finished and before starting the equipment Take care to avoid getting fingers trapped when loading and feeding wire durin...

Страница 5: ...network at the public network connection point must be applied to these systems In this case the installer or the user is responsible for ensuring the equipment can be connected consulting the electricity provider if necessary Materials and their disposal The equipment is manufactured with materials which do not contain any toxic or poisonous materials dangerous to the operator When the equipment ...

Страница 6: ... and current to provide excellent welding characteristics Adopting a unique welding dynamic characteristic control circuit in MIG provides a stable arc low spatter excellent weld appearance and high welding efficiency By removing the ball at the end of the wire after welding a high no load voltage and slow wire feed at the start presents exceptional arc starting The machines also have a very stable ...

Страница 7: ... MIG current range A 20 270 50 350 50 450 MIG voltage range V 11 29 15 38 15 5 40 No load voltage V 54 65 72 Wire speed range 0 16m min 0 18m min 1 18m min Rated duty cycle 400 C 35 MMA 80 MIG 100 Efficiency 85 85 88 9 Power factor 0 75 0 93 0 91 Protection class IP21S IP21S IP21S Insulation class F F F Size mm 760 360 585 760 360 585 760 360 585 Weight 29 29 41 Wire diameter applicable mm Φ0 8 1 ...

Страница 8: ...4T MIG mode 4 MIG MMA switch 5 output terminal 6 Interconnection socket 7 output terminal 8 2T 4T switch 9 Gas test switch 10 Crater voltage control knob 4T MIG mode 11 Inductance control 12 Digital voltmeter 13 Power on lamp 14 Over temperature warning lamp 7 1 2 3 4 14 13 12 11 10 9 8 5 6 7 ...

Страница 9: ... Burn back control 3 Fuse 4 AC 220V outlet 5 3 phase power switch Wire feed control 1 Wire reel cover 2 Wire speed control 3 Wire inch button 4 Euro connector 5 Water supply 6 Water return 7 Voltage control 8 Handle 8 1 2 3 4 8 7 6 5 ...

Страница 10: ... module 6 Reactor 7 Power inductor 8 Main transformer 9 Blocking capacitor Internal component layout Right side 1 Main control PCB 2 Saturable inductor 3 Shunt 4 Filter capacitor 5 Resonant capacitor 6 Filter inductor 7 IGBT module 8 HF filter capacitor 9 3 phase rectifier module 10 IF transformer 11 Switch 9 ...

Страница 11: ...rminal and the work return to the negative terminal Always consult the electrode manufacturer s data sheet if you have any doubts When using the machine for TIG welding the TIG torch should be connected to the negative terminal and the work return to the positive terminal MMA welding Insert the cable plug with electrode holder into the socket on the front panel of the welding machine and tighten i...

Страница 12: ...suring no sliding of the wire Too high pressure will lead to wire distortion which will affect wire feeding Press the wire inch button to thread the wire out of the torch contact tip TIG Scratch start Insert the cable plug with work return clamp into the socket on the front panel of the welding machine and tighten it clockwise Insert the cable plug of the valve type TIG torch into the socket on the...

Страница 13: ...n pushing the torch trigger again the machine enters into crater welding and at this time Crate parameters should be set by adjusting the crater welding current control knob and crater voltage control knob on the front panel of the machine The actual current and voltage values are displayed on the front panel of the machine When the torch trigger is released welding ends 2 seconds after welding en...

Страница 14: ...gas flow in inner angle welding should be lower Less or no shield gas is needed in FCAW Refer to the table below for the recommended gas flow rates TIG Welding Using valve type torch with no trigger Scratch Arc ignition mode When TIG welding in scratch arc mode connect the valve type torch as shown in the installation section Select the MMA position Open the regulator valve on the gas cylinder and...

Страница 15: ...opening the case Protection LED warnings 14 Period Maintenance item Daily examination Carry out a full visual inspection Check for any damage to the machine leads cables and connections Replace where necessary Switch on the machine and check for any warning Led s and general operation Monthly examination Using the dry compressed air to clean the inside of arc welding machine Especially check for b...

Страница 16: ...ent and the protection LED is off The wire feeder cable is not well connected Reconnect it When the torch trigger is pushed there is gas output and the wire feeder works but there is no output current and the protection LED is off The wire feeder or welding torch fails Repair the wire feeder or welding torch There is output current when pushing the torch trigger to feed gas but the wire feeder doe...

Страница 17: ... L1 L2 L3 fan CN2 1 CN2 2 CN2 5 CN2 4 G3 G4 E3 E4 CN1 5 CN1 6 CN1 2 CN1 1 G1 G2 E1 E2 CN10 3 CN10 1 CN4 3 CN4 4 CN8 5 CN8 2 CN8 3 CN8 4 CN8 1 P6 4 P6 5 P6 6 P6 7 CN7 1 CN7 4 CN7 2 CN7 3 P6 8 P6 9 P6 3 CN7 5 CN9 1 CN9 2 P10 3 P10 2 P10 1 P10 4 P10 5 P8 2 P10 6 P8 3 P8 1 P9 1 P9 2 PK 212 Air switch CN10 2 P6 2 P6 1 CN7 6 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 3 phase retifier bridge R1 25D102K...

Страница 18: ...JM MIG Series MIG MAG MMA WELDING MACHINE Order code JM 272S MIG 270S JM 352S MIG 350S JM 452S MIG 450S Wilkinson Star Limited Issue 1 June 2015 Product is subject to change without notice xvii ...

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