Main Parts; Inverter; Specifications Of Inverter (For 380/415V, 50Hz And 380V, 60Hz Power Source) - Hitachi RPI-0.8FSG1 Service Manual

3.

MAIN PARTS

3.1

Inverter

3.1.1 Specifications of Inverter (For 380/415V, 50Hz and 380V, 60Hz Power Source)

Applicable Model
Applicable Power Source
Output Voltage (Maximum)
Output Current (Maximum)
Time Rating
Control Method
Range Output Frequency
Accuracy of Frequency
Accuracy of Output Voltage
Output / Characteristics
Soft Start Stop
Protection Function
Excessive High or
Low Voltage for Inverter
Abnormality of
Current Sensor
RAS-5FSG, RAS-5FS3, RAS-8FSG,
RAS-8FS3, RAS-10FSG, RAS-10FS3,
RAS-16FSG, RAS-16FS3, RAS-20FSG,
RAS-20FS3, RAS-8FXG, RAS-8FX3,
RAS-10FXG, RAS-10FX3
3 Phase 380/415V + 10% 50/60Hz +5%
14.0A (5, 8 and 10HP),
16.5A (16 and 20HP)
Frequency < 75Hz, Space Vector PWM Control
75Hz < Frequency < 115Hz, V/F Control
30 to 95Hz (5HP),
30 to 115Hz (8 to 20HP)
0.005Hz, at
Applicable Frequency Range
+ 10% at Applicable Frequency Range
Conditions:
1. Power Source Voltage AC380/415V
2. Non-Loading (Free Output)
3. Ammeter Type Volt-Meter (X1.1)
(V)
400
380
300
200
100
0
Refer to the note in next page.
0.5Hz/S, 1Hz/S, 3Hz/S, 6Hz/S, 30Hz/S (5 Steps)
Excessive Low Voltage at a DC Voltage is Lower than 350V
Excessive High Voltage at a DC Voltage is Higher than 750V
Stoppage at a current of compressor smaller than 0.5A
When the frequency is 15 to 18Hz after starting.
Cause of Abnormality: Failure of Current Sensor
RAS-24FSG1, RAS-24FS5,
RAS-30FSG1, RAS-30FS5
380/415V, 3 Phase
Continuous
Applicable Frequency Range
24 and 30HP
50 75 100
f (Hz)
Failure of Transistor Module
Failure of ISPM
Failure of Compressor
Disconnected Wiring
MAIN PARTS
14.0A
Vector PWM Control
30 to 115Hz
0.01Hz, at
115
3-1