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VFD (Variable frequency drive)
Bosch Rexroth AB, Installation and maintenance manual, Hägglunds DOb, RE 15327-WA/05.2017
9.3 Functions and Parameters
9.3.1 Functions and Parameters used in VFD for main pump electric motor
Parameter
Value
Name
C0:Power control parameters
C0.01
0
Duty cycle
C1:Motor and system parameters
C1.05
7,5
Motor rated power
C1.06
400
Motor rated voltage
C1.07
15
Motor rated current
C1.08
50
Motor rated frequency
C1.09
1460
Motor rated speed
C1.10
0,82
Motor rated power factor
Motor thermal protection
C1.69
0
setting
Low speed derating
C1.75
20
frequency
C2: V/F control parameters
C2.07
100
Slip compensation factor
E0: Set point and control parameters
First frequency setting
E0.00
0
source
Second frequency setting
E0.02
3
source
Maximum output
E0.08
120
frequency
Output frequency high
E0.09
100
limit
Output frequency low
E0.10
5
limit
E0.15
1
Low speed running mode
E0.17
1
Direction control
E0.26
6
Acceleration time
E0.27
6
Deceleration time
Comment
Normal duty
Inactive. Since PTC in use
f=n/30
n=speed (rpm), f=frequency (Hz)
n=600 rpm
1-100% full slip compensation
0- Potentiometer
3-AI 2 analog input
Allowed maximum output frequency. f=n/30
n=3600 rpm (Max. speed of pump)
According to application.
f=n/30
n=3000 rpm
According to application.
f=n/30
n=150 rpm
1- running with low frequency limit when
output frequency lower than Output
frequency low limit (E0.10)
1: Forward only
Ramp rise time
Ramp fall time
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