7. selecting weld cable sizes, 8. remote 14 receptacle rc5 information – Hobart Welding Products CONTRACTOR 3025 User Manual
Page 20
OM-492 Page 16
4-7.
Selecting Weld Cable Sizes
Total Cable (Copper) Length In Weld Circuit Not Exceeding
Welding
Amperes
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)
10 – 60%
Duty Cycle
60 – 100% Duty
Cycle
10 – 100% Duty Cycle
100
4
4
4
3
2
1
1/0
1/0
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
*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. Contact your
distributor for the mm
2
equivalent weld cable sizes.
S-0007-E
4-8.
Remote 14 Receptacle RC5 Information
Engine runs at weld/power speed whenever a device connected to the remote 14
receptacle is running.
NOTE
Socket*
Socket Information
24 VOLTS AC
A
24 volts ac. Protected by circuit breaker CB11.
24 VOLTS AC
B
Contact closure to A completes 24 volts ac
contactor control circuit.
A
J
K
115 VOLTS AC
I
115 volts ac. Protected by circuit breaker CB12.
B
K
I
C
L
N
H
115 VOLTS AC
J
Contact closure to I completes 115 volts ac
contactor control circuit.
D
M
G
E
F
C
Output to remote control; 0 to +10 volts dc, +10
volts dc in MIG mode.
REMOTE
D
Remote control circuit common.
OUTPUT
CONTROL
E
0 to +10 volts dc input command signal from
remote control.
M
CC/CV select (CC/CV models).
A/V
F
Current feedback; +1 volt dc per 100 amperes.
A/V
AMPERAGE
VOLTAGE
H
Voltage feedback; +1 volt dc per 10 output recep-
tacle volts.
G
Circuit common for 24 and 115 volts ac circuits.
802 174-E
GND
K
Chassis common.
*The remaining sockets are not used.