Item

Dia.

Part

 

 

 

No.

 

Mkgs.

No.

Description

Quantity

 

 

 

SR1

175 070

Figure 7-3. Rectifier, Si Diode (302 Model) (Fig 7-1 Item 29)

 

 

 

 

 

 

. . . 1

. . . . C7-12

. . . . 048 420

. . CAPACITOR, cer disc .01uf 1000VDC

. . . 6

. . .

2

. . . . .

. . . . . .

. . . . 177 316

. . HEAT SINK, rect

. . . 3

. . .

3

. . . . .

. . . . . .

. . . . 177 317

. . HEAT SINK, rect

. . . 2

. . .

4

. . . . .

. . . . . .

. . . . 166 667

. . CLAMP, thyristor rect

. . . 3

. . .

5

. . . . . TP3 . . . . . 185 679

. . THERMOSTAT, NC

. . . 1

. . .

6

. . . . . TP6 . . . . . 185 680

. . THERMOSTAT, NC

. . . 1

. . . 7

. . . SCR1-6

. . . 161 668

. . THYRISTOR, SCR 300A 300V hockey puck

. . . 6

. . .

. . .

. . . .

PLG1

. . . . 158 720

. . CONNECTOR & SOCKETS

. . . 1

. . .

8

. . . . .

. . . . . .

. . . . 188 692

. . CLAMP, thyristor rectifier 4.250

. . . 3

3

1 2

4

5

8

 

6

 

7

2

3

1

ST-800 697-C

Figure 7-3. Rectifier, Si Diode SR1 (302 Model)

4

5

.Hardware is common and

not available unless listed.

 

 

 

 

 

 

6

ST-802 351

 

 

 

 

 

 

 

 

 

 

 

 

 

Figure 7-4. Rectifier, SCR Main SR1 (452 & 652 Model)

Item

Dia.

 

Part

 

 

 

 

 

No.

 

Mkgs.

 

No.

Description

Quantity

 

 

 

SR1

 

 

Figure 7-4. Rectifier, SCR Main (452 & 652 Model)

192 672

192 671

 

 

 

 

 

(Fig 7-1 Item 29)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

. . . 1

. . . . C7-12

 

. . . . 048 420

. . CAPACITOR, cer disc .01uf 1000VDC

. . 6 . .

. .

6

. . .

2

. . . . .

. . . . .

.

. . . . 191 989

. . BAR, mtg rectifier

. . 2 . .

. .

2

. . .

3

. . . . .

. . . . .

.

. . . . 188 691

. . CLAMP, thyristor rectifier 5.375

. . 3 . .

. .

3

. . .

4

. . . . .

. . . . .

.

. . . . 188 839

. . HEAT SINK, rectifier snowflake .800

. 12 . .

12

. . . 5

. . . SCR1-6

. . . 161 668

. . THYRISTOR, SCR 300A 300V hockey puck

. . 6

 

 

. . . 5

. . . SCR1-6

. . . 148 091

. . THYRISTOR, SCR 865A 300V hockey puck

. . . . . .

. .

6

. . .

6

. . . . .

. . . . .

.

. . . . 166 667

. . CLAMP, spring thyristor rectifier 5.500

. . 3 . .

. .

3

. . .

. . .

. . . .

PLG1

 

. . . . 158 720

. . CONNECTOR & SOCKETS

. . 1 . .

. .

1

. . .

. . .

. . . . .

TP3

. . . . . 192 673

. . THERMOSTAT, rectifier

. . 1 . .

. .

1

. . .

. . .

. . . . .

TP6

. . . . . 192 674

. . THERMOSTAT, rectifier

. . 1 . .

. .

1

To maintain the factory original performance of your equipment, use only Manufacturer’s Suggested Replacement Parts. Model and serial number required when ordering parts from your local distributor.

OM-222 Page 31

Page 34 Page 36
Page 35
Image 35
Hobart Welding Products 652, 452 manual 175, Rectifier, Si Diode 302 Model -1 Item
Page 34 Page 36

652, 302, 452 specifications

Hobart Welding Products has established itself as a trusted name in the world of welding equipment, and among its extensive lineup, the 452,302 model stands out for its exceptional performance and versatility. This MIG welder is designed to meet the needs of both professionals and hobbyists, ensuring high-quality welds in a variety of applications.

One of the main features of the Hobart 452,302 is its robust build quality. Constructed with durable materials, this welder is designed to withstand the rigors of heavy use while maintaining consistent performance. Its compact design allows for portability, making it an excellent choice for on-site jobs or home workshops.

The 452,302 operates on a 230V input power, providing a strong output range that can handle a variety of welding tasks, from thin sheets of metal to thicker materials. It boasts a high maximum output of 230 amps, which allows it to tackle demanding projects with ease. This flexibility makes it suitable for professionals in construction, fabrication, and even automotive repair.

With its excellent arc stability, the Hobart 452,302 ensures ease of use and reduces the chance of defects in welds. The welder features an adjustable wire feed speed, allowing users to dial in the perfect setting for their specific welding task. This customization is crucial for achieving optimal results, as different materials and thicknesses require varying settings.

In terms of technology, the 452,302 integrates advanced thermal overload protection, safeguarding against overheating and prolonging the lifespan of the machine. This feature is particularly beneficial in high-demand environments, where extended periods of operation can lead to equipment failure.

The Hobart 452,302 is also compatible with a range of wire sizes and types, enabling users to expand their welding capabilities. This versatility is enhanced by the welder’s easy connectivity to gas regulators, making it suitable for both gas-shielded and flux-cored welding processes.

In conclusion, the Hobart Welding Products 452,302 is a powerful and versatile MIG welder designed to meet the diverse needs of welders. With its robust build, excellent performance features, and advanced safety technologies, it is a reliable choice for anyone seeking top-quality welding equipment. Whether you're a seasoned professional or an enthusiastic beginner, the 452,302 delivers the performance and durability necessary for successful welds on a variety of projects.
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