A-1
INSTALLATION
ASPECT™ 375
TECHNICAL SPECIFICATIONS ASPECT
™
375
(K3945-1, K3945-2)
Duty Cycle
30%
60%
100%
PHASE
THREE
PHASE
SINGLE
PHASE
Voltage
Frequency
200-600/50/60
200-230/50/60
Duty
Cycle
100%
60%
30%
100%
60%
30%
Rated Output
Current and Voltage
GTAW 250 A / 20 V
SMAW 250 A / 30 V
GTAW 300 A / 22 V
SMAW 300 A / 32 V
GTAW 350 A / 24 V
SMAW 350 A / 34 V
GTAW 180 A / 17.2 V
SMAW 180 A / 27.2 V
GTAW 225 A / 19 V
SMAW 225 A / 29 V
GTAW 250 A / 20 V
SMAW 250 A / 30 V
Idle Power
100 Watts
Max.
Power Factor
@ Rated Output
.95
Input Voltage ± 10%
208/230**/400*/460/575
50/60 Hz
(*includes 380 to 413 V)
(*includes 220 V)
Input Amperes
(1 Phase in Parentheses)
25/23/13/11/9
(30/27/NA/NA/NA)
29/26/15/12/10
(34/31/NA/NA/NA)
29/27/16/13/10
(34/31/NA/NA/NA)
POWER SOURCE
INPUT VOLTAGE AND CURRENT
RATED OUTPUT
OUTPUT RANGE
Type of Output
GTAW AC/DC
SMAW AC/DC
GTAW AC/DC
SMAW AC/DC
Phase
THREE
PHASE
SINGLE
PHASE
Output Current
Range
2-375 Amps
20-350 Amps
2-250
20-250
Maximum Open
Circuit Voltage
108 Volts Max.
90 Volts Max.
108 Volts Max.
90 Volts Max.
Input Power
TEMPERATURE RANGES
OPERATING TEMPERATURE RANGE
-20°C to +40°C (-4°F to +104°F)
STORAGE TEMPERATURE RANGE
-40°C to +85°C (-40°F to +185°F)
RECOMMENDED INPUT WIRE AND FUSE SIZES
1
INPUT
VOLTAGE /
PHASE /
FREQUENCY
200-208/1/50/60
230/1/50/60
200-208/3/50/60
230/3/50/60
380-415/3/50/60
460/3/50/60
575/3/50/60
TIME DELAY
FUSE OR
BREAKER
2
AMPERAGE
60
60
60
50
35
30
20
CORD SIZE
3
AWG SIZES
(mm
2
)
8 (8.3)
8 (8.3)
10 (5.3)
10 (5.3)
14 (2.1)
14 (2.1)
14 (2.1)
MAXIMUM
INPUT AMPERE
RATING
50 A
47 A
46 A
42 A
24 A
20 A
16 A
1
. Based on U.S. National electrical Code
2
. Also called " inverse time" or "thermal / magnetic" circuit break-
ers; circuit breakers that have a delay in tripping action that
decreases as the magnitude of the current increases
3
. Type SO cord or similar in 30
°
C ambient
IP23
Thermal tests have been performed at ambient tem-
perature. The duty cycle (duty factor) at 40°C has
been determined by simulation.
HEIGHT
21.00 in.
533 mm
WIDTH
11.8 in.
300 mm
DEPTH
25.00 in.
635 mm
WEIGHT
105 lbs. (48kg.)
PHYSICAL DIMENSIONS