Hitachi CONVENTION 14 Welding System User Manual


 
Item 400V class Specifications
EU version 004HFEF 007HFEF 015HFEF 022HFEFX200 inverters,
400V models
USA version 004HFU 007HFU 015HFU 022HFU
kW 0.4 0.75 1.5 2.2Applicable motor size *2
H
P 1/2 1 2 3
380V 0.9 1.6 2.5 3.6Rated capacity
(kVA)
480V 1.2 2.0 3.1 4.5
Rated input voltage *6
3-phase: 380V-15% to 480V r10%, 50/60Hz r5%
EU version SFE series : EN61800-3 category C2 filterIntegrated EMC
filter
USA version
Rated input current (A) 2.0 3.3 5.0 7.0
Rated output voltage *3 3-phase: 380 to 480V (proportional to input voltage)
Rated output current (A) 1.5 2.5 3.8 5.5
Efficiency at 100% rated output 93.8% 94.9% 96.4% 96.9%
at 70% output 20 29 40 49
Watt loss (fc=3kHz)
Approximate (W)
at 100% output 25 38 54 68
Starting torque *7 100% at 6Hz
50%:d60Hz 20%: d60Hz
Dynamic braking,
approx. % torque
(short time stop
from 50/60Hz) *8
Capacitive feedback type, dynamic braking unit and braking
resistor optional, individually installed
Braking
DC braking Variable operating frequency, time, and braking force
Kg 1.5 2.3 2.4 2.4EU version
(-HFEF)
lb 3.31 5.08 5.30 5.30
Kg 1.4 2.2 2.3 2.3
Weight
USA version
(-HFU)
lb 3.09 4.86 5.08 5.08
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Getting started
1 8
Getting started