
A-1
INSTALLATION
FLEXTEC
®
650x
TECHNICAL SPECIFICATIONS - FLEXTEC
®
650X
RATED OUTPUT*
Model
K3425-1
Duty Cycle
60% rating
100% rating
Volts at Rated Amperes
44V
34V
44V
Amperes
750
650
750
650
750
650
750
650
750
650
750
650
Duty Cycle
60%
100%
60%
100%
60%
100%
60%
100%
60%
100%
60%
100%
Process
GMAW (CV)
GTAW (CC)
SMAW (CC)
FCAW-G (CV)
FCAW-S (CV)
SAW (CV)
Input Amperes
Effective
61 / 50 / 40
57 / 47 / 38
Idle Power
(W)
230 MAX.( Fan On)
100 MAX. (Fan Off)
Power Factor @
Rated Output
88%
Input Voltage ± 10%
380 / 460 / 575 / 3 / 50 / 60
(1)
Cord and Fuse Sizes based upon the U.S. National Electric Code and maximum output for 40°C (104°) ambient.
(2)
Also called “inverse time” or “thermal/magnetic” circuit breakers; circuit breakers that have a delay in tripping action that decreases as the magnitude of current
increases.
(3)
Type SJ cord or similar in 30°C ambient.
VOLTAGE
50/60Hz
380/3/50
460/3/60
575/3/60
Maximum
Input
Amperes
70 A
58 A
46 A
Cord Size
(3)
AWG SIZES
(mm
2
)
4(21)
4(21)
6(13)
Fuse (Super Lag) or
Breaker Size
(2)
90
80
60
COPPER GROUNDING
CONDUCTOR
AWG (mm
2
)
8(8)
8(8)
10(5)
Type 75°C Copper
Wire in Conduit
AWG (mm
2
)
4(21)
6(13)
8(8)
RECOMMENDED INPUT WIRE AND FUSE SIZES
(1)
*
*
*
*
*
*
*
*
*
*
*
Output is limited to 600A / 100% and 700A / 60% when used with K3091-1 Multi-Process Switch.
POWER SOURCE-INPUT VOLTAGE AND CURRENT