Danfoss VLT HVACDrive Instruction Manual page 126

7 How to Program the Adjustable Frequency
Drive
[0] * Disabled
[1] Enabled
7
22-83 Speed at No-Flow [RPM]
Range:
Application [Application dependant]
dependent*
22-84 Speed at No-Flow [Hz]
Range:
Application [Application dependant]
dependent*
22-85 Speed at Design Point [RPM]
Range:
Application [Application dependant]
dependent*
22-86 Speed at Design Point [Hz]
Range:
Application [Application dependant]
dependent*
22-87 Pressure at No-Flow Speed
Range:
0.000 N/A* [Application dependant]
Please see also par. 22-82 Work Point Calculation
7-48
Disabled [0]
: Work Point Calculation not active. To be used if speed at design point is known (see
table above).
Enabled [1]
: Work Point Calculation is active. Enabling this parameter allows the calculation of the
unknown System Design Working Point at 50/60 Hz speed, from the input data set in
Speed at No-Flow [RPM]
par. 22-83
Flow Speed Pressure at Rated Speed
, par. 22-88
par. 22-90 Flow at Rated Speed .
Function:
Function:
Function:
Function:
Function:
Enter the pressure H corresponding to Speed at No Flow in Reference/Feedback Units.
MIN
point D.
MG.11.AB.22 - VLT ® is a registered Danfoss trademark
VLT ® HVAC Drive Instruction Manual
Speed at No-Flow [Hz]
par. 22-84 , par. 22-87
Flow at Design Point
, par. 22-89
Pressure at No-
and