Specifications - Hitachi SJ7002 Series Instruction Manual

1–10
Inverter Specifications
General

Specifications

Item
Protective enclosure *1, *11
Control method
Output frequency range *4
Frequency accuracy
Frequency setting resolution
Volt./Freq. characteristic *5
Speed fluctuation
Acceleration/deceleration time
Starting Torque *6
Carrier frequency range
DC braking
Overload capacity (output current)
Freq.
setting
FW/RV
Run
Intelligent Input
terminals (assign eight
functions to terminals)
Input
signal
Thermistor input
The following table (continued on next page) applies to all SJ700
IP20 (NEMA 1); models -750xFU2 to -4000xFU2 is IP00
Line-to-line sine wave pulse-width modulation (PWM) control
0.1 to 400 Hz
Digital command: ± 0.01% of the maximum frequency
Analog command: ± 0.2% (at 25°C ± 10°C)
Digital: ± 0.01 Hz; Analog: (max. frequency)/4000, [O] terminal: 12-bit 0 to 10V;
[OI] terminal: 12-bit, 4-20mA; [O2] terminal: 12-bit –10 to +10V
V/F optionally variable (30 to 400Hz base frequency), V/F control (constant torque,
reduced torque), sensorless vector control, 0-Hz-range sensorless vector control
± 0.5% (sensorless vector control or 0-Hz range sensorless vector control)
0.01 to 3600 sec., (linear curve profiles, accel./decel. selection), two-stage accel./decel.
200% at 0.3 Hz (SLV or 0Hz-range SLV), 150% at 0 Hz-range SLV, with motor one
frame size down)
For -750Hxx to -1500Hxx: 180% at 0.3Hz
150% at 0 Hz range with feedback board (with 0Hz-range sensorless vector control or
with motor one frame size down)
For -750Hxx to -1500Hxx: 130% at 0.3Hz
Models -004xFU2 to -550xFU2: 0.5 to 15.0 kHz;
Models -750xFU2 to -1500xFU2: 0.5 to 10.0 kHz;
Models -1850HFU2 to -4000HFU2: 0.5 to 3.0 kHz
Performs at start under set frequency at declaration, via an external input (braking force,
time, and operating frequency)
150% for 60 seconds, 200% (180% for 75kW / 100HP and larger) for 0.5 seconds
Operator keypad Up and Down keys / Value settings
Potentiometer Analog setting via potentiometer on operator keypad
External signal *8 0 to 10 VDC and –10 to +10 VDC (input impedance 10k Ohms), 4 to 20 mA (input
impedance 250 Ohms), Potentiometer (1k to 2k Ohms, 2W)
Serial port RS485 interface
Operator panel Run key / Stop key (change FW/RV by function command)
External signal FW Run/Stop (NO contact), RV set by terminal assignment (NC/NO),
3-wire input available
Serial port RS485 interface
RV (reverse run/stop), CF1~CF4 (multi-speed select), JG (jogging), DB (external DC
braking), SET (set 2nd motor data), 2CH (2-stage accel./decel.), FRS (free-run stop),
EXT (external trip), USP (unattended start protection), CS (commercial power source),
SFT (software lock), AT (analog input voltage/current select), SET3 (set 3rd motor
data), RS (reset inverter), STA (start, 3-wire interface), STP (stop, 3-wire interface),
F/R (FW/RV 3-wire interface), PID (PID ON/OFF), PIDC (PID reset), CAS (control
gain setting), UP (remote control Up function, motorized speed pot.), DWN (remote
control Down function, motorized speed pot.), UDC (remote control data clearing),
OPE (Operator control), SF1-SF7 (Multispeed bits 0-7), OLR (Overload limit change),
TL (torque limit enable), TRQ1 (torque limit selection bit 1, LSB), TRQ2 (torque limit
selection bit 2, MSB), PPI (Proportional / Proportional/Integral mode selection), BOK
(Brake confirmation signal), ORT (Orientation – home search), LAC (LAC: LAD
cancel), PCLR (Position deviation reset), STAT (pulse train position command input
enable), ADD (trigger for frequency addition), F-TM (forcible-terminal operation),
ATR (permission of torque commend input), KHC (cumulative power clearance), SON
(servo ON), FOC (pre-excitation), MI1 (general-purpose input 1), MI2 (general-
purpose input 2), MI3 (general-purpose input 3), MI4 (general-purpose input 4), MI5
(general-purpose input 5), MI6 (general-purpose input 6), MI7 (general-purpose input
7), MI8 (general-purpose input 8), AHD (analog command holding), NO (not selected)
One terminal (PTC characteristics)
inverter models.
2
General Specifications