Hitachi L700 Series

Chapter 7 Specifications
7 - 1
7.1 Specifications
(1) Specifications of the 200 V class model
Model name (type name)
L700-XXXLFF
110 150 185 220 300 370 450 550 750
Max. applicable motor
capacity (4-pole) (kW)
11 15 18.5 22 30 37 45 55 75
Rated capacity
(kVA)
200V 15.2 20.0 26.3 29.4 39.1 49.5 59.2 72.7 93.5
240V 18.2 24.1 31.5 35.3 46.9 59.4 71 87.2 112.2
Rated input AC voltage Three-phase (3-wire), 200 to 240 V (+10%, -15%), 50/60 Hz (±5%)
Rated output voltage Three-phase (3-wire), 200 to 240 V (corresponding to the input voltage)
Rated output current (A)
44 58 73 85 113 140 169 210 270
Braking
Regenerative braking Internal BRD circuit (external discharge resistor) External regene
r
ative braking unit
Minimum connectable
resistance (Ω)
10 10 7.5 7.5 5 -
Approx. weight (kg)
6 6 14 47 14 22 30 30 43
(2) Specifications of the 400 V class model
Model name (type name)
L700-XXXHFF
110 150 185 220 300 370 450 550 750 900 1100 1320 1600
Max. applicable motor
capacity (4-pole) (kW)
11 15 18.5 22 30 37 45 55 75 90 110
132 160
Rated capacity
(kVA)
400V
15.2 20.9 25.6 30.4 39.4 48.4 58.8 72.7 93.5 110.8 135 159.3 200.9
480V 18.2 24.1 30.7 36.5 47.3 58.1 70.6 87.2 112.2 133 162.1 191.2 241.1
Rated input AC voltage Three-phase (3-wire), 380 to 480 V (+10%, -15%), 50/60 Hz (±5%)
Rated output voltage Three-phase (3-wire), 380 to 480 V (corresponding to the input voltage)
Rated output current (A)
22 29 37 43 57 70 85 105 135 160 195 230 290
Braking
Regenerative braking Internal BRD circuit
(external discharge resistor)
External regenerative braking unit
Minimum connectable
resistance (Ω)
35 35 24 24 20 -
Approx. weight (kg) 6 6 14 14 14 22 30 30 30 55 55 70 70
(3) Common specifications of 200 V class and 400 V class models
Model name (type name)
L700-XXXFF
110
L/H
150
L/H
185
L/H
220
L/H
300
L/H
370
L/H
450
L/H
550
L/H
750
L/H
900
H
1100
H
1320
H
1600
H
Protective structure IP20 IP00
Control system Sine-wave PWM control
Output frequency range 0.1 to 400 Hz (Note3)
Frequency accuracy
Within ±0.01% of the maximum output frequency for digital input,
within ±0.2% of maximum frequency for digital input (at 25±10°C)
Frequency setting
resolution
Digital input: 0.01 Hz
Analog input: Maximum output frequency/4000
(O terminal input: 12 bits/0 to +10 V, O2 terminal input: 12 bits/-10 to +10 V, OI terminal input: 12 bits/0
to +20 mA)
Voltage/frequency
characteristic
V/f characteristic variable with the base frequency set between 30 to 400 Hz, constant- or
reduced-torque V/f control, sensorless vector control
Speed fluctuation
±
0.5% (with sensorless vector control) Note8)
Rated overload current 120% / 60 seconds
Acceleration/deceleration
time
0.01 to 3,600.0 seconds (in linear or curved pattern)
Starting torque
150% / 0.5 Hz (with sensorless vector control)
120% / 0.5Hz (do to）
DC braking
Triggered at motor start-up, when the actual motor frequency exceeds the acceleration frequency set
by a stop command, when the actual motor frequency exceeds the frequency set by a frequency
command, or by an externally input command (braking force, time, and frequency are variable).