General Specifications - Hitachi WJ200 Series Instruction Manual

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General Specifications

The following table applies to all WJ200 inverters.
Item
Protective housing *1
Control method
Carrier frequency
Output frequency range *4
Frequency accuracy
Frequency setting resolution
Volt./Freq. characteristic
Overload capacity
Acceleration/deceleration time
Starting torque
Input Freq. Operator panel
signal setting
External signal
*8
Via network
FWD/ Operator panel
REV run
External signal
Via network
Intelligent input
terminal
Seven terminals,
sink/source changeable
by a short bar
68 functions assignable
General Specifications
IP20
Sinusoidal Pulse Width Modulation (PWM) control
2kHz to 15kHz (derating required depending on the model)
0.1 to 400Hz
Digital command: ±0.01% of the maximum frequency
Analog command: ±0.2% of the maximum frequency (25°C ± 10°C)
Digital: 0.01Hz; Analog: max. frequency/1000
V/f control (constant torque,
30Hz~400Hz adjustable,
Sensorless vector control, Closed loop control with motor encoder feedback
Dual rating: CT(Heavy duty)
VT(Normal duty)
0.01 to 3600 seconds, linear and S-curve accel/decel, second accel/decel
setting available
200% @0.5Hz (sensorless vector control)
Up and Down keys / Value settings
0 to 10 VDC (input impedance 10k Ohms), 4 to 20mA (input impedance 100
Ohms), Potentiometer (1k to 2k Ohms, 2W)
RS485 ModBus RTU, other network option
Run/Stop (Forward/Reverse run change by command)
Forward run/stop, Reverse run/stop
RS485 ModBus RTU, other network option
FW (forward run command), RV (reverse run command), CF1~CF4
(multi-stage speed setting), JG (jog command), DB (external braking), SET
(set second motor), 2CH (2-stage accel./decel. command), FRS (free run stop
command), EXT (external trip), USP (startup function), CS (commercial
power switchover), SFT (soft lock), AT (analog input selection), RS (reset),
PTC (thermistor thermal protection), STA (start), STP (stop), F/R
(forward/reverse), PID (PID disable), PIDC (PID reset), UP (remote control
up function), DWN (remote control down function), UDC (remote control
data clear), OPE (operator control), SF1~SF7 (multi-stage speed setting; bit
operation), OLR (overload restriction), TL (torque limit enable), TRQ1
(torque limit changeover1), TRQ2 (torque limit changeover2), BOK (Braking
confirmation), LAC (LAD cancellation), PCLR (position deviation clear),
ADD (add frequency enable), F-TM (force terminal mode), ATR (permission
of torque command input), KHC (Cumulative power clear), MI1~MI7
(general purpose inputs for EzSQ), AHD (analog command hold), CP1~CP3
(multistage-position switches), ORL (limit signal of zero-return), ORC
(trigger signal of zero-return), SPD (speed/position changeover), GS1,GS2
(STO inputs, safety related signals), 485 (Starting communication signal),
PRG (executing EzSQ program), HLD (retain output frequency), ROK
(permission of run command), EB (rotation direction detection of B-phase),
DISP (display limitation), NO (no function)
reduced torque, free-V/F):
: 60 sec. @150%
: 60 sec. @120%
base freq.