Inovance MD320 Series, User Manual

Page: 100 / 202

Parameter Description MD320/MD320N User Manual
F0-14
Frequency lower limit
Factory default value 0. 00Hz
Setup range 0.00Hz to frequency upper limit F0-12
The inverter starts from the start frequency. If the reference frequency is lower than frequency
ORZHUOLPLWGXULQJWKHUXQQLQJSURFHVVWKHLQYHUWHUZLOONHHSUXQQLQJXQGHUIUHTXHQF\ORZHUOLPLW
until it stops or the reference frequency is higher than the frequency lower limit.
F0-15
Carrier frequency
Factory default value Model dependent
Setup range
N+]aN+]
This function is used to adjust the carrier frequency of the inverter. By adjusting the carrier
IUHTXHQF\WKHPRWRUQRLVHFDQEHUHGXFHGDQGWKHUHVRQDQFHRIWKHPHFKDQLFDOV\VWHPFDQ
EHDYRLGHGVRWKDWWKHOHDNDJHFXUUHQWWRWKHHDUWKDQGWKHLQWHUIHUHQFHRIWKHLQYHUWHUFDQEH
reduced.
:KHQWKHFDUULHUIUHTXHQF\LVORZWKHRXWSXWFXUUHQWKLJKHUKDUPRQLFFRPSRQHQWZLOOLQFUHDVH
WKHPRWRUORVVZLOOLQFUHDVHDQGWKHPRWRUWHPSHUDWXUHULVHZLOODOVRLQFUHDVH
:KHQWKHFDUULHUIUHTXHQF\LVKLJKWKHPRWRUORVVLVUHGXFHGDQGWKHPRWRUWHPSHUDWXUHLV
GHFUHDVHGEXWWKHLQYHUWHUORVVDQGWHPSHUDWXUHULVHZLOOLQFUHDVHDQGVRZLOOWKHLQWHUIHUHQFH
7KHDGMXVWPHQWRIFDUULHUIUHTXHQF\ZLOOKDYHLQÀXHQFHVRQWKHIROORZLQJSHUIRUPDQFHV
Carrier frequency Low to high
Motor noise high to low
Output current waveform poor to good
Motor temperature rise high to low
inverter temperature rise Low to high
Leakage current low to high
External radiation
interference
low to high
Its reference value is F0-12. The addition of offset frequency and analog setup value of
IUHTXHQF\XSSHUOLPLWLVXVHGDVWKH¿QDOVHWXSYDOXHRIIUHTXHQF\XSSHUOLPLW
efesotomasyon.com