Hitachi SJ100 115

3–43

SJ100 Inverter

“H” Group: Motor Constants Functions

Introduction

The “H” Group parameters configure the	Inverter Torque Control Algorithms
inverter for the motor characteristics. You	Inverter Torque Control Algorithms

		00	A 44
must manually set H_03 and H_04 values to	V/f control,		A 44
must manually set H_03 and H_04 values to	V/f control,
match the motor. The remaining parameters	constant torque


are related to sensorless vector control (SLV),		01		Output


and are in use only when function A_44 is set	V/f control,
and are in use only when function A_44 is set	V/f control,
for SLV as shown in the diagram. The proce-	variable torque
dure in “Auto-tuning for Sensorless Vector		02
dure in “Auto-tuning for Sensorless Vector	Sensorless vector
Control” on page 4–35 automatically sets all	Sensorless vector
Control” on page 4–35 automatically sets all	(SLV) control
the parameters related to SLV. If you config-	(SLV) control

ure the inverter to use SLV, we highly recommend letting the auto-tuning procedure derive the values for you. If you want to reset the parameters to the factory default settings, use the procedure in “Restoring Factory Default Settings” on page 6–8.

NOTE: The auto-tuning procedure and related warning messages are in “Auto-tuning for Sensorless Vector Control” on page 4–35. Please read these before trying to auto- tune the motor parameters.

									Configuring ParametersDrive
	AUX AUTO	NOR	00... Auto-tuning OFF			Defaults			Configuring ParametersDrive
		“H” Function		Run		Defaults
Func.	Name /		Description	Mode	–FE	–FU	–FR	Units
Code	SRW Display				(CE)	(UL)	(Jpn)

H_01	Auto-tuning Setting		Three states for auto-tuning	✘	00	00	00	—
			function, option codes:
			function, option codes:
			01... Auto-tune (rotate motor)
			02... Auto-tune (measure motor
			resistance and inductance,
			without rotating)

H_02	Motor data selection		Two selections, option codes:	✘	00	00	00	—
			00... Use standard motor data
	AUX DATA	NOR	00... Use standard motor data
	AUX DATA	NOR	01... Use auto-tuning data

H202	Motor data selection,		Two selections, option codes:	✘	00	00	00	—
	2nd motor		00... Use standard motor data
			01... Use auto-tuning data
	2AUXDATA	NOR	01... Use auto-tuning data

H_03	Motor capacity		Nine selections:	✘	Specified by the			kW
			0.2 / 0.4 / 0.75 / 1.5 / 2.2 / 3.7		capacity of each
	AUX K	0.4 kW	0.2 / 0.4 / 0.75 / 1.5 / 2.2 / 3.7		capacity of each
	AUX K	0.4 kW	5.5 / 7.5 / 11		inverter model
			5.5 / 7.5 / 11		inverter model

H203	Motor capacity, 2nd		Nine selections:	✘	Specified by the			—
	setting		0.2 / 0.4 / 0.75 / 1.5 / 2.2 / 3.7		capacity of each
			5.5 / 7.5 / 11		inverter model
	2AUXK	0.4 kW	5.5 / 7.5 / 11		inverter model
	2AUXK	0.4 kW

H_04	Motor poles setting		Four selections:	✘	4	4	4	poles
			2 / 4 / 6 / 8
	AUX P	4p	2 / 4 / 6 / 8