22 SUNFAR E300 SERIES
u
pu
freq
T
SW 1
SW 2
SW 3
SW 1
SW 2
SW 3
X?
FW D
X?
CM
Fig 6-1 Wiring diagram of three-line control mode Fig 6-2 Freq output diagram of three-line
3
rd
of LED:Avoid REV
0:Invalid for avoiding REV
1:Valid for avoiding REV
4
th
of LED:Self-startup when power-on
0:Forbid self-startup when power-on
1:Permit self-startup when power-on
F0.3 Upper freq Setting range:0.0 Hz ~ [F0.4]
It can set hysteresis function, avoiding set fluctuation around zero freq. When decreasing set
freq is lower than f (f=lower freq -2Hz), inverter runs under zero freq. Increasing set freq, when
set freq is lower than lower freq, inverter runs under zero freq shown as fig 6-3:
R e al s e t freq
Fig 6-3 Lower freq action diagram
2Hz
F[0.4]
O rig in al s e t fre q
F[0.3]
F[0.4]
E300 Series Mini-type Integrated Universal Inverter Manual