Start-Up In V/F Mode - WEG CFW100 Programming Manual

9.2 START-UP IN V/f MODE

NOTE!
Read chapter 3 Installation and Connection of the CFW100 user manual before installing, energizing
or operating the inverter.
Sequence for installation, verification, power up and start-up.
1. Install the inverter: according to chapter 3 Installation and Connection of the user's manual, making all the
power and control connections.
2. Prepare and power up the inverter according to section 3.2 Electrical Installation of the user's manual of the
CFW100.
3. Load the factory default with P204 = 5 (60 Hz) or P204 = 6 (50 Hz), according to the input rated frequency
(power supply) of the inverter used.
4. In order to set a V/f curve different from the default, set the V/f curve using parameters P136 to P146.
5. Setting of specific parameters and functions for the application: program the digital and analog inputs and
outputs, HMI keys, etc., according to the application requirements.
For a better view of the start-up in the V/f mode, see
Seq Indication on the Display/Action
1
Start-up mode.
„
Press this key to enter the first level of the setting mode.
„
3
Press the key if necessary to change the content of
„
"P202 – Control Type" to P202 = 0 (V/f).
Press the keys until selecting parameter P401.
„
5
If necessary, change the content of "P402 – Motor Rated
„
Speed".
Press the key for the next parameter.
„
Figure 9.8 on page
Seq
2
Press the keys
„
4
If necessary, change the content of parameter "P401 – Motor
„
Rated Current" according to data on the nameplate.
Press the key
„
6
If necessary, change the content of "P403 – Motor Rated
„
Frequency".
Figure 9.8: Sequence for V/f control
Return Advance
V/f Scalar Control
9-7.
Indication on the Display/Action
or until selecting parameter P202.
for the next parameter.
9
CFW100 | 9-7