Hitachi L100 사용자 설명서
L100 Inverter
Getting Star
ted
1–9
General Specifications
The following table applies to all L100 inverters.
Item
400V Class Specifications, continued
L100 inverters,
400V models
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 *10
6.2
6.8
10.4
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)
approximate (W)
at 70% output
100
108
156
186
at 100% output
138
151
219
261
Braking
Dynamic
braking, approx.
% torque, (short
time stop from
50 / 60 Hz) *5
braking, approx.
% torque, (short
time stop from
50 / 60 Hz) *5
40%:
≤ 50Hz,
20%:
≤ 60Hz
20%:
≤ 50Hz
20%:
≤ 60Hz
Capacitive feedback type, dynamic braking unit and braking
resistor optional, individually installed
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
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
V/f optionally variable, V/f control (constant torque, reduced torque)
Overload current rating
150%, 60 seconds
Acceleration/deceleration time
0.1 to 3000 sec., (linear accel/decel), second accel/decel setting
available
available