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Parameter Descriptions 7-47
H32 Slip Frequency
Range: 0-10 [Hz]
Default: 1.67
Access Configurable
See Also: P33, H40
Enter the slip frequency in accordance with the following formula and motor
nameplate.
Where:
f
s
= Rated Slip Frequency
f
r
= Rated Frequency
rpm = Motor Nameplate rpm
P = Number of Motor Poles
Example: Rated Freq: 60 Hz; Rated RPM: 1740 rpm; Poles: 4
fs = 60 - ((1740 x 4) / 120) = 2 HZ
H34 No Load Motor Current
Range: 0.1-20 [A]
Default: Based on drive rating
Access Configurable
Enter the current value detected when the motor is rotating at rated speed
(remove any load connected to the motor shaft). For applications where it is
difficult to measure the no load current, enter a value of 50% of the rated
nameplate motor current in this parameter.
H36 Motor Efficiency
Range: 50-100 [%]
Default:
87
Access Configurable
Enter the motor efficiency from the motor nameplate.
f
s
= f
r
-
(
)
rpm x P
120