6. weld output terminals and selecting cable sizes, 7. remote 14 receptacle – Hobart Welding Products 300 DC User Manual
Page 16
OM-318 Page 12
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
(45 m)
200 ft
(60 m)
250 ft
(70 m)
300 ft
(90 m)
350 ft
(105 m)
400 ft
(120 m)
Weld Output
Terminals
Welding
Amperes
10 – 60%
Duty
Cycle
60 – 100%
Duty
Cycle
10 – 100% Duty Cycle
SMAW/GTAW
100
4
4
4
3
2
1
1/0
1/0
AC/CC (+)
AC/CC (–)
SMAW/GTAW
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 (–)
FCAW/GMAW
400
1/0
2/0
3/0
4/0
2-2/0
2-3/0
2-4/0
2-4/0
Ref. ST-152 973-A
FCAW/GMAW
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
Socket*
Socket Information
A
24 volts ac. Protected by circuit breaker CB2.
B
Contact 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.
A
J
B
K
I
J
Contact closure to I completes 115 volts ac contactor control
circuit.
C
L
N
H
D
M
G
E
F
C
Command reference; 0 to +10 volts dc output to remote control.
E
F
D
Remote control circuit common.
Ref. ST-152 973-A
E
0 to +10 volts dc input command signal from remote control.
K
Chassis common.
*The remaining sockets are not used.