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SJ100 Inverter
Getting Started
1–9
General Specifications
The following table applies to all SJ100 inverters.
Item 400V Class Specifications, continued
SJ100 inverters,
400V models
CE version 030HFE 040HFE 055HFE 075HFE
UL version — 040HFU 055HFU 075HFU
Applicable motor size *2 kW 3.0 4.0 5.5 7.5
HP 4 5 7.5 10
Rated capacity (460V) kVA 6.2 6.6 10.3 12.7
Rated input voltage 3-phase: 380 to 460V ±10%, 50/60 Hz ±5%
Rated input current (A) 10.0 11.0 16.5 20.0
Rated output voltage *3 3-phase: 380 to 460V (corresponding to input voltage)
Rated output current (A) 7.8 8.6 13 16
Efficiency at 100% rated output (%) 95.4 96.2 96.0 96.5
Watt loss,
approximate (W)
at 70% output 100 108 156 186
at 100% output 138 151 219 261
Starting torque *6 180% or more
Dynamic braking
approx. %
torque, short time
stop *7
without resistor,
from 50/60 Hz
20%: ≤ 50Hz
20%: ≤ 60Hz
with resistor 100% 80%
DC braking Variable operating frequency, time, and braking force
Weight kg 2.8 2.8 5.5 5.7
lb 6.17 6.17 12.13 12.57
Item General Specifications
Protective housing *1 IP20
Control method Sine wave pulse-width modulation (PWM) control
Output frequency range *4 0.5 to 360 Hz
Frequency accuracy Digital command: 0.01% of the maximum frequency
Analog command: 0.1% of the maximum frequency (25°C ± 10°C)
Frequency setting resolution Digital: 0.1 Hz; Analog: max. frequency/1000
Volt./Freq. characteristic *5 V/f optionally variable, V/f control (constant torque, reduced
torque), sensorless vector control
Overload current rating 150%, 60 seconds
Acceleration/deceleration time 0.1 to 3000 sec., (linear accel/decel), second accel/decel setting
available