Miller PipePro 304 - Selecting Weld Cable Sizes; Remote 14 Receptacle RC14 Information

OM-492 Page 17
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5-7. Selecting Weld Cable Sizes*
Weld Cable Size** and 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
 Turn off power before
connecting to weld out-
put terminals.
 Do not use worn, dam-
aged, undersized, or
poorly spliced cables.
Welding
Amperes
10 − 60%
Duty
Cycle
60 − 100%
Duty
Cycle
10 − 100% Duty Cycle
100 4 (20) 4 (20) 4 (20) 3 (30) 2 (35) 1 (50) 1/0 (60) 1/0 (60)
150 3 (30) 3 (30) 2 (35) 1 (50) 1/0 (60) 2/0 (70) 3/0 (95) 3/0 (95)
200 3 (30) 2 (35) 1 (50) 1/0 (60) 2/0 (70) 3/0 (95) 4/0 (120) 4/0 (120)
250 2 (35) 1 (50) 1/0 (60) 2/0 (70) 3/0 (95) 4/0 (120)
2 ea. 2/0
(2x70)
2 ea. 2/0
(2x70)
300 1 (50) 1/0 (60) 2/0 (70) 3/0 (95) 4/0 (120)
2 ea. 2/0
(2x70)
2 ea. 3/0
(2x95)
2 ea. 3/0
(2x95)
350 1/0 (60) 2/0 (70) 3/0 (95) 4/0 (120)
2 ea. 2/0
(2x70)
2 ea. 3/0
(2x95)
2 ea. 3/0
(2x95)
2 ea. 4/0
(2x120)
* This chart is a general guideline and may not suit all applications. If cable(s) overheat (normally you can smell it), use next size larger cable.
**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.
( ) = mm
2
for metric use S-0007-E−
***For distances longer than those shown in this guide, call a factory applications representative at 920-735-4505.
5-8. Remote 14 Receptacle RC14 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 CB6.
24 VOLTS AC
B Contact closure to A completes 24 volts ac
contactor control circuit.
AJ
B
K
I
115 VOLTS AC
I 115 volts ac. Protected by circuit breaker CB5.
B
K
I
C
L
NH
D
M
G
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
OUTPUT
D Remote control circuit common.
REMOTE
OUTPUT
CONTROL
E 0 to +10 volts dc input command signal from
remote control.
M CC/CV select.
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.
802 174-G
GND
G Circuit common for 24 and 115 volts ac circuits.
802 174-G
GND
K Chassis common.
*The remaining sockets are not used.