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B-6

 

 

 

OPERATION

 

B-6

 

 

 

Summary of Welding Processes

 

 

 

 

 

 

 

 

 

 

 

 

 

CONTROL

 

 

ELECTRODE

 

 

 

 

CABLE

 

IDLE

WHEN NOT

TO START

 

PROCESS

USED

 

MODE

WELDING

WELDING

 

 

 

 

 

 

 

 

 

 

STICK

 

 

No

 

AUTO

 

Hot

Touch electrode to work.

 

 

 

 

 

 

 

 

 

Welding starts immediately

 

 

 

 

 

 

 

 

 

and engine goes to high

 

 

 

 

 

 

 

 

 

idle.

 

 

 

 

 

 

 

 

 

WIRE FEED, LN-25 WITH

No

 

AUTO

 

Cold

Press gun trigger, LN-25

INTERNAL CONTACTOR

 

 

 

 

 

 

contactor closes. Welding

 

 

 

 

 

 

 

 

 

starts immediately and

 

 

 

 

 

 

 

 

 

engine goes to high idle.

 

 

 

 

 

 

 

 

 

NOTE: Output Control

 

 

 

 

 

 

 

 

 

must be set above “3”

 

 

 

 

 

 

 

 

 

TIG, TIG MODULE WITH

Yes

 

High

 

Cold

Press Arc Start Switch

WITH CONTACTOR KIT

 

 

 

 

 

 

contactor closes,

CONTROL CABLE, & ARC

 

 

 

 

 

 

welding starts immediately.

START SWITCH

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WIRE FEED, LN-15

No

 

High

 

Cold

Press gun trigger.

ACROSS the ARC

 

 

 

 

 

 

LN-15 contactor closes,

(has internal contactor)

 

 

 

 

 

 

Welding starts immediately

 

 

 

 

 

 

 

 

 

Note: Output Control must

 

 

 

 

 

 

 

 

 

be set above “3”.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TYPICAL CURRENT RANGES (1) FOR TUNGSTEN ELECTRODES(2)

Tungsten Electrode

DCEN (-)

DCEP (+)

 

Approximate Argon Gas Flow

TIG TORCH

Diameter in. (mm)

 

 

 

Flow Rate C.F.H. ( l /min.)

 

Nozzle Size (4), (5)

 

 

 

 

 

 

 

 

 

 

 

1%, 2% Thoriated

1%, 2% Thoriated

 

Aluminum

 

Stainless Steel

 

 

 

Tungsten

Tungsten

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

.010

(.25)

2-15

(3)

3-8

(2-4)

 

3-8

(2-4)

#4, #5, #6

0.020

(.50)

5-20

(3)

5-10

(3-5)

 

5-10

(3-5)

 

0.040

(1.0)

15-80

(3)

5-10

(3-5)

 

5-10

(3-5)

 

1/16

(1.6)

70-150

10-20

5-10

(3-5)

 

9-13

(4-6)

#5, #6

3/32

(2.4)

150-250

15-30

13-17

(6-8)

 

11-15

(5-7)

#6, #7, #8

1/8

(3.2)

250-400

25-40

15-23

(7-11)

 

11-15

(5-7)

 

5/32

(4.0)

400-500

40-55

21-25

(10-12)

 

13-17

(6-8)

#8, #10

3/16

(4.8)

500-750

55-80

23-27

(11-13)

 

18-22

(8-10)

 

1/4

(6.4)

750-1000

80-125

28-32

(13-15)

 

23-27

(11-13)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(1)When used with argon gas. The current ranges shown must be reduced when using argon/helium or pure helium shielding gases.

(2)Tungsten electrodes are classified as follows by the American Welding Society (AWS):

Pure

EWP

1% Thoriated

EWTh-1

2% Thoriated

EWTh-2

Though not yet recognized by the AWS, Ceriated Tungsten is now widely accepted as a substitute for 2% Thoriated Tungsten in AC and DC applications.

(3)DCEP is not commonly used in these sizes.

(4)TIG torch nozzle "sizes" are in multiples of 1/16ths of an inch:

# 4 = 1/4 in.

(6 mm)

# 5

= 5/16 in.

(8 mm)

# 6

= 3/8 in.

(10 mm)

# 7

= 7/16 in.

(11 mm)

# 8

= _ in.

(12.5 mm)

#10 = 5/8 in.

(16 mm)

(5)TIG torch nozzles are typically made from alumina ceramic. Special applications may require lava nozzles, which are less prone to breakage, but cannot withstand high temperatures and high duty cycles.

EAGLE™ 10,000

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Lincoln Electric SVM192-A service manual Typical Current Ranges 1 for Tungsten ELECTRODES2, Summary of Welding Processes
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SVM192-A specifications

Lincoln Electric's SVM192-A is a standout model in the sphere of welding machines, renowned for its advanced technology and versatility, making it a preferred choice among welding professionals and industrial applications. This single-phase inverter-based machine balances performance and portability, providing users with a reliable solution for a variety of welding tasks.

One of the key features of the SVM192-A is its capacity to perform multiple welding processes. It supports MIG, TIG, and stick welding, which allows users to switch between different techniques depending on the project requirements. This multi-functionality enhances the machine's utility, making it viable for various applications ranging from home projects to professional fabrication works.

The SVM192-A is equipped with Lincoln Electric’s proprietary technologies, including the advanced inverter technology, which ensures high efficiency and power output while maintaining a compact size. This inverter technology not only improves arc stability but also reduces power consumption and heat generation, making it a more eco-friendly option.

Key characteristics of the SVM192-A include a user-friendly digital display that provides clear settings for amperage, voltage, and other parameters, enabling precise control during welding. The machine also features a robust construction, designed to withstand tough working environments, ensuring longevity and minimal downtime.

Moreover, the SVM192-A incorporates safety features designed to protect the user and the machine, including overcurrent and thermal overload protection. This prioritization of safety ensures a worry-free operation, allowing welders to focus on their craft without the distraction of potential hazards.

Portability is another significant advantage of the SVM192-A. Weighing in at a lightweight design, it is easy to transport, making it ideal for mobile operations or jobs that require moving the equipment frequently.

In summary, the Lincoln Electric SVM192-A embodies versatility, efficiency, and durability, making it an exceptional choice for both novice and experienced welders. Its ability to handle multiple welding processes, combined with advanced technologies and user-friendly features, positions it as a top contender in the welding equipment market, suitable for a wide range of applications in various sectors.
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