10-11. Selecting Extension Cord (Use Shortest Cord Possible)

Cord Lengths for 120 Volt Loads

YIf unit does not have GFCI receptacles, use GFCI-protected extension cord.

 

 

 

Maximum Allowable Cord Length in ft (m) for Conductor Size (AWG)*

 

Current

 

 

 

 

 

 

 

 

 

 

 

Load (Watts)

4

 

 

6

 

8

10

12

 

14

(Amperes)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

600

 

 

 

 

350

(106)

225 (68)

137 (42)

 

100 (30)

 

 

 

 

 

 

 

 

 

 

 

7

840

 

 

400

(122)

250 (76)

150 (46)

100 (30)

 

62 (19)

 

 

 

 

 

 

 

 

 

 

10

1200

400 (122)

 

275 (84)

175 (53)

112 (34)

62 (19)

 

50 (15)

 

 

 

 

 

 

 

 

 

 

15

1800

300 (91)

 

175 (53)

112 (34)

75 (23)

37 (11)

 

30 (9)

 

 

 

 

 

 

 

 

 

 

 

20

2400

225 (68)

 

137 (42)

87

(26)

50 (15)

30 (9)

 

 

 

 

 

 

 

 

 

 

 

 

 

25

3000

175 (53)

 

112 (34)

62

(19)

37 (11)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

30

3600

150 (46)

 

87

(26)

50

(15)

37 (11)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

35

4200

125 (38)

 

75

(23)

50

(15)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

40

4800

112 (34)

 

62

(19)

37 (11)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

45

5400

100 (30)

 

62

(19)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

50

6000

87 (26)

 

50

(15)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

*Conductor size is based on maximum 2% voltage drop

Cord Lengths for 240 Volt Loads

YIf unit does not have GFCI receptacles, use GFCI-protected extension cord.

 

 

 

Maximum Allowable Cord Length in ft (m) for Conductor Size (AWG)*

 

Current

 

 

 

 

 

 

 

 

 

 

Load (Watts)

4

 

6

 

8

10

12

 

14

(Amperes)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

1200

 

 

 

700

(213)

450 (137)

225 (84)

 

200 (61)

 

 

 

 

 

 

 

 

 

 

 

7

1680

 

 

800 (244)

500

(152)

300 (91)

200 (61)

 

125 (38)

 

 

 

 

 

 

 

 

 

 

 

10

2400

800 (244)

 

550 (168)

350

(107)

225 (69)

125 (38)

 

100 (31)

 

 

 

 

 

 

 

 

 

 

15

3600

600 (183)

 

350 (107)

225 (69)

150 (46)

75 (23)

 

60 (18)

 

 

 

 

 

 

 

 

 

 

20

4800

450 (137)

 

275 (84)

175 (53)

100 (31)

60 (18)

 

 

 

 

 

 

 

 

 

 

 

 

25

6000

350 (107)

 

225 (69)

125 (38)

75 (23)

 

 

 

 

 

 

 

 

 

 

 

 

 

30

7000

300 (91)

 

175 (53)

100 (31)

75 (23)

 

 

 

 

 

 

 

 

 

 

 

 

 

35

8400

250 (76)

 

150 (46)

100 (31)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

40

9600

225 (69)

 

125 (38)

75

(23)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

45

10,800

200 (61)

 

125 (38)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

50

12,000

175 (53)

 

100 (31)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

*Conductor size is based on maximum 2% voltage drop

OM-4405 Page 58

Page 62
Image 62
Miller Electric Big 40 WG manual Selecting Extension Cord Use Shortest Cord Possible, Current Load Watts Amperes

Big 40 WG specifications

The Miller Electric Big 40 WG is a versatile and powerful welding generator designed to meet the demands of professionals in the field. Known for its reliability and robust performance, the Big 40 WG is the ideal choice for those who require both welding capabilities and a portable power source.

One of the standout features of the Big 40 WG is its ability to produce a substantial output of up to 10,000 watts of continuous power. This ensures that users have enough capacity to run various tools and equipment, making it perfect for job sites where electricity may not readily be available. The generator is powered by a Kohler Command PRO engine, renowned for its durability and efficiency, ensuring that users can depend on its performance even in the toughest conditions.

The machine offers a dual capability for electric welding and stick welding, which enables users to tackle a variety of applications, from light maintenance tasks to heavy-duty industrial jobs. The Big 40 WG features an easy-to-use control panel, equipped with clear indicators and outputs that simplify operation. Whether you need to switch between welding modes or adjust settings, the intuitive design allows for quick responses and seamless operation.

In terms of technology and innovation, the Big 40 WG includes advanced features such as an automatic idle speed adjustment, which increases fuel efficiency and reduces wear on the engine. This technology not only helps save on fuel costs but also minimizes noise levels, providing a more pleasant working environment.

Another key characteristic of the Big 40 WG is its portability. Engineered with a lightweight frame and built-in lifting hooks, it is easy to transport and maneuver, making it an excellent choice for on-site work. The rugged construction ensures that the generator can withstand the rigors of outdoor use, enhancing its lifespan and reliability.

For those in search of a welding generator that delivers on performance, functionality, and portability, the Miller Electric Big 40 WG stands out as a preferred option. Its combination of powerful output, advanced technologies, and user-friendly features makes it a valuable tool for professionals across various industries, ensuring they can complete their jobs effectively and efficiently, no matter where they are.