Rfc Mode - Control Techniques UNIDRIVE SP1201 Guía Rápida

Safety Product Mechanical
Information Information Installation
7.2.2

RFC mode

Induction motor
Action
Ensure:
Before
• Drive Enable signal is not given (terminal 31)
power-up
• Run signal is not given
• Motor and feedback device are connected
Ensure:
• Drive displays 'inh'
If the drive trips, see Chapter 9
Power-up
the drive
Size 0 only: If no internal braking resistor is fitted then the drive will trip
'br.th'. If no internal braking resistor is required then set Pr 0.51 to 8 to
disable the trip.
Select RFC
mode and
disable • Set Pr 3.24 = 1 to select RFC mode
encoder • Set Pr 3.40 = 0
wire-break
trip
Enter:
• Motor rated frequency in Pr 0.47 (Hz)
Enter motor
• Motor rated current in Pr 0.46 (A)
nameplate
• Motor rated speed (base speed - slip speed) in Pr 0.45 (rpm)
details
• Motor rated voltage in Pr 0.44 (V) - check if
Set
Enter:
maximum
• Maximum speed in Pr 0.02 (rpm)
speed
Set Enter:
acceleration • Acceleration rate in Pr 0.03 (s/1000rpm)
/ • Deceleration rate in Pr 0.04 (s/1000rpm) (If braking resistor fitted,
deceleration set Pr 0.15 = FAST. Also ensure Pr 10.30 and Pr 10.31 are set
rates correctly, otherwise premature 'It.br' trips may be seen.)
38
Electrical Getting
Menu 0
Installation Started
Diagnostics
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Running Advanced
Diagnostics Appendix
the motor parameters
Detail
on page 45.
or connection
Unidrive SP Short Form Guide
UL Listing
Information
Mot X XXXXXXXXX
No XXXXXXXXXX kg
IP55 I.cl F ° C 40 s S1
-1
V Hz min kW cosφ A
230 50 1445 2.20 0.80 8.50
400 4.90
CN = 14.5Nm
240 50 1445 2.20 0.76 8.50
415 4.90
CN = 14.4Nm
CTP- VEN 1PHASE 1=0,46A P=110W R.F 32MN
0.02
t
1000rpm
t
0.03 0.04
Issue Number: 2