Miller Electric Big Blue 502P - Manual (Page 27)

OM-491 Page 23
SECTION 6 − OPERATING AUXILIARY EQUIPMENT
6-1. 120 Volt And 240 Volt Duplex Receptacles
2
1 120 V 20 A AC GFCI Recep-
tacle GFCI1
2 240 V 20 A AC Receptacle
RC1
Receptacles supply 60 Hz single-
phase power at weld/power speed.
If a ground fault is detected, GFCI
Reset button pops out and
receptacle does not work. Check
for faulty tools plugged in
receptacle. Press button to reset
GFCI1.
.
At least once a month, run en-
gine at weld/power speed and
press test button to verify GFCI
is working properly.
3 Circuit Breaker CB1
4 Circuit Breaker CB2
5 Circuit Breaker CB3
CB1 and CB3 protect RC1 from
overload. If CB1 or CB3 opens,
RC1 does not work. 120 volts may
still be present at RC1. Press but-
ton to reset breaker.
CB2 protects GFCI1 from overload.
If CB2 opens, GFCI1 does not
work. Press button to reset breaker.
.
If a circuit breaker continues to
open, contact Factory Autho-
rized Service Agent.
Maximum output is 1.8 kVA/kW
from GFCI-1 and 3.6 kVA/kW from
RC1. Maximum output from all re-
ceptacles is 4 kVA/kW.
.
Auxiliary power is not affected
by weld output.
EXAMPLE: If 13 A is drawn from
RC1, only 7 A is available at GFCI1:
(240 V x 13 A) + (120 V x 7 A) = 4.0
kVA/kW
1 3
191 624
4
5