Hitachi S1 Series User Manual

S1 series standard inverter
-147-
Function
code
Name
Detailed parameter description
Default
value
Modify
motor 2
P12.10
No-load current of
asynchronous
motor 2
0.1–6553.5A
Depend
on
model
○
P12.11
Magnetic
saturation
coefficient 1 of
iron core of
asynchronous
motor 2
0.0–100.0%
80%
○
P12.12
Magnetic
saturation
coefficient 2 of
iron core of
asynchronous
motor 2
0.0–100.0%
68%
○
P12.13
Magnetic
saturation
coefficient 3 of
iron core of
asynchronous
motor 2
0.0–100.0%
57%
○
P12.14
Magnetic
saturation
coefficient 4 of
iron core of
asynchronous
motor 2
0.0–100.0%
40%
○
P12.24
Reserved
0–0xFFFF
0x0000
●
P12.25
Reserved
0%–50% (of the rated current of the motor)
10%
●
P12.26
Overload
protection of
motor 2
0: No protection
1: Common motor (with low-speed compensation)
2: Frequency-variable motor (without low-speed
compensation)
2
◎
P12.27
Overload
protection
coefficient of
motor 2
Motor overload multiples M = Iout/(In×K)
In is rated motor current, lout is inverter output
current, K is motor overload protection coefficient.
The smaller the K, the larger the value of M, the
100.0%
○

Hitachi S1 Series Specifications

General

Output Frequency	0 - 400 Hz
Overload Capacity	150% for 60 seconds
Frequency	50/60 Hz
Control Method	Sensorless Vector Control
Protection Functions	Overcurrent, Overvoltage, Undervoltage, Overheat, Short Circuit
Communication	RS485, Modbus RTU
Output Voltage	3-Phase 200-240VAC, 3-Phase 380-480VAC (Matches Input Voltage)
Cooling Method	Fan Cooled