.A complete Parts List is available at www.MillerWelds.com

4-13. Electrical Service Guide

60 Hertz Models

 

300 Amp Model

 

 

450 Amp Model

 

650 Amp Model

 

 

 

 

 

 

 

 

 

 

 

 

Input Voltage

200

230

460

575

200

230

460

575

230

460

575

 

 

 

 

 

 

 

 

 

 

 

 

Input Amperes At Rated Output

70

61

31

25

102

89

45

36

124

62

50

 

 

 

 

 

 

 

 

 

 

 

 

Max Recommended Standard Fuse

 

 

 

 

 

 

 

 

 

 

 

Rating In Amperes 1

 

 

 

 

 

 

 

 

 

 

 

Time-Delay 2

80

70

35

30

125

110

50

45

150

70

60

Normal Operating 3

110

90

45

35

150

125

70

50

175

90

70

 

 

 

 

 

 

 

 

 

 

 

 

Min Input Conductor Size In AWG 4

6

8

10

12

4

4

8

10

3

8

8

Max Recommended Input Conductor

149

131

356

342

136

180

319

335

144

210

328

Length In Feet (Meters)

(45)

(40)

(108)

(104)

(41)

(55)

(97)

(102)

(44)

(64)

(100)

 

 

 

 

 

 

 

 

 

 

 

 

Min Grounding Conductor Size In

6

8

10

12

6

6

8

10

6

8

8

AWG 4

 

 

 

 

 

 

 

 

 

 

 

Reference: 2005 National Electrical Code (NEC)

 

 

 

 

 

 

 

 

 

 

1If a circuit breaker is used in place of a fuse, choose a circuit breaker with time-current curves comparable to the recommended fuse.

2“Time-Delay” fuses are UL class “RK5” .

3“Normal Operating” (general purpose - no intentional delay) fuses are UL class “K5” (up to and including 60 amp), and UL class “H” ( 65 amp and above).

4Conductor data in this section specifies conductor size (excluding flexible cord or cable) between the panelboard and the equipment per NEC Table 310.16. If a flexible cord or cable is used, minimum conductor size may increase. See NEC Table 400.5(A) for flexible cord and cable requirements.

50 Hertz Models

 

300 Amp Model

 

 

450 Amp Model

 

 

650 Amp Model

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Input Voltage

380

 

400

 

440

380

 

400

 

440

380

 

400

 

440

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Input Amperes At Rated Output

35

 

33

 

31

54

 

51

 

47

75

 

71

 

65

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Max Recommended Standard Fuse Rating In

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Amperes 1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Time-Delay 2

40

 

40

 

35

60

 

60

 

50

90

 

80

 

80

Normal Operating 3

60

 

50

 

50

80

 

80

 

70

125

 

110

 

100

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Min Input Conductor Size In AWG 4

10

 

10

 

10

8

 

8

 

8

6

 

6

 

6

Max Recommended Input Conductor Length

243

 

269

 

326

218

 

241

 

292

219

 

242

 

293

In Feet (Meters)

(74)

 

(82)

 

(99)

(66)

 

(73)

 

(89)

(67)

 

(74)

 

(89)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Min Grounding Conductor Size In AWG 4

10

 

10

 

10

8

 

8

 

8

6

 

6

 

8

Reference: 2005 National Electrical Code (NEC)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1If a circuit breaker is used in place of a fuse, choose a circuit breaker with time-current curves comparable to the recommended fuse.

2“Time-Delay” fuses are UL class “RK5” .

3“Normal Operating” (general purpose - no intentional delay) fuses are UL class “K5” (up to and including 60 amp), and UL class “H” ( 65 amp and above).

4Conductor data in this section specifies conductor size (excluding flexible cord or cable) between the panelboard and the equipment per NEC Table 310.16. If a flexible cord or cable is used, minimum conductor size may increase. See NEC Table 400.5(A) for flexible cord and cable requirements.

OM-222 Page 18

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Miller Electric 302, 652 (60 Hz), 402, 602, 452, 852 (50 Hz) manual Electrical Service Guide