2-6. Weld Output Terminals And Selecting Cable Sizes

 

 

 

 

Total Cable (Copper) Length In Weld Circuit Not Exceeding

 

 

 

 

100 ft (30 m) Or Less

150 ft

200 ft

250 ft

300 ft

350 ft

400 ft

 

 

 

(45 m)

(60 m)

(70 m)

(90 m)

(105 m)

(120 m)

 

 

 

 

 

Weld Output

Welding

10 – 60%

60 – 100%

 

 

10 – 100% Duty Cycle

 

Duty

Duty

 

 

 

Terminals

Amperes

 

 

 

Cycle

Cycle

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SMAW/GTAW

100

4

4

4

3

2

1

1/0

1/0

 

 

 

 

 

 

 

 

 

AC/CC (+)

AC/CC (–)

150

3

3

2

1

1/0

2/0

3/0

3/0

 

 

 

 

200

3

2

1

1/0

2/0

3/0

4/0

4/0

 

 

250

2

1

1/0

2/0

3/0

4/0

2-2/0

2-2/0

 

 

300

1

1/0

2/0

3/0

4/0

2-2/0

2-3/0

2-3/0

 

 

350

1/0

2/0

3/0

4/0

2-2/0

2-3/0

2-3/0

2-4/0

CV (+)

CV (–)

400

1/0

2/0

3/0

4/0

2-2/0

2-3/0

2-4/0

2-4/0

FCAW/GMAW

 

 

 

 

 

 

 

 

 

 

Ref. ST-152 973-A

500

2/0

3/0

4/0

2-2/0

2-3/0

2-4/0

3-3/0

3-3/0

Weld cable size (AWG) is based on either a 4 volts or less drop or a current density of at least 300 circular mils per ampere.

S-0007-D

2-7. Remote 14 Receptacle

A

J

B

K

I

 

 

C

L N

H

D

M

G

 

E

F

Ref. ST-152 973-A

Socket*

Socket Information

A24 volts ac. Protected by circuit breaker CB2.

BContact closure to A completes 24 volts ac contactor control circuit.

G

Circuit common for 24 and 115 volts ac circuits.

 

 

I

115 volts ac. Protected by circuit breaker CB1.

JContact closure to I completes 115 volts ac contactor control circuit.

CCommand reference; 0 to +10 volts dc output to remote control.

DRemote control circuit common.

E0 to +10 volts dc input command signal from remote control.

K

Chassis common.

*The remaining sockets are not used.

OM-318 Page 12

Page 16
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Hobart Welding Products 300 AC, 300 DC manual Weld Output Terminals And Selecting Cable Sizes, Remote 14 Receptacle, Cycle