Hitachi J300 Series Instruction Manual page 58

Carrier
frequency
s€tting
Set the switching frequency of fte power module.
| fl*E I
NorE r,
tlEE
l!!!el
Inirial value FUNc
NOTE l: The initial value of carrier frequency
vades wiah the invener capacity.
The value of carrier frequency is in effect
in its permined mnge in VT modc when
the VT mode is used either by the s€tting
I or setting 2 and when the second seling
Canier fRquency initial value
CT
055 to l50tlF
2!O HF
450 ro 550 HF
CT: Crnstdl lorqle V/F: VC, SLV. V2
\.Tr Vriable brque V/F: VPl , VP2, vP3
Set thc frcquency commands (voltage frequency cornmand (O-L terminal signal), cunent frequency
command (OI L terminal signal), and the number of samplings.
l-T*-fl rie n,mueroromptrng' n *r n
.
lhc olrpo{ ftqucky btroms likcly ro
FfEl.
Ine numoe,orgmohnqs r *r o s.
*
The E{ton rmhi.o;e\ lonser bdL
rhc onlptrr tftquency beomes stabl€.
FrGqu€ncy
slmpliry
frequency
setting
t:T :t
ILfl l J
t , , t i i
t:T l
i l l t i r
ltll t 1
t t - l
T:I-----l
L' l Lrl
I r r / l
Multispeed
s€tting I
Multispe€d
setting 2
Multisp€€d
setting 3
Set the output frequency of each multispccd speed. lvhen sctling fbur or morc speeds, rcfer to the
rem oi[p outrur frequency scnrng.
ExmDl€ of lne coftclion ftrhod for EunEd veGion
Exanple ol Mulispeed eting
(6) CF2
ON
OFF ON
ON ON
NOTE: wten using four or nore nnlrtteed coMds.
u* rhe nnxisF€d temiml (CF3) a m inpnl leminal.
7 -14