Jockey Pump - Vacon 100 flow Applications Manual

VACON · 350
P3.21.1.10 CLEAN REVERSE FREQUENCY (ID 1719)
Use this parameter to set the frequency reference of the drive for the reverse direction in the
Auto-cleaning cycle.
See parameter P3.21.1.8 Clean Forward Frequency.
P3.21.1.11 CLEAN REVERSE TIME (ID 1720)
Use this parameter to set the operation time for the reverse direction frequency in the Auto-
cleaning cycle.
See parameter P3.21.1.8 Clean Forward Frequency.
P3.21.1.12 CLEANING ACCELERATION TIME (ID 1721)
Use this parameter to set the motor acceleration time when the Auto-cleaning is active.
You can set acceleration and deceleration ramps for the Auto-cleaning function with
parameters P3.21.1.12 and P3.21.1.13.
P3.21.1.13 CLEANING DECELERATION TIME (ID 1722)
Use this parameter to set the motor deceleration time when the Auto-cleaning is active.
You can set acceleration and deceleration ramps for the Auto-cleaning function with
parameters P3.21.1.12 and P3.21.1.13.
Cleaning
Forward Frequency
Zero Frequency
Cleaning
Reverse Frequency
Cleaning Cycles
Cleaning Function
Cleaning Activation
Fig. 105: The Auto-cleaning function
10.21.2

JOCKEY PUMP

P3.21.2.1 JOCKEY FUNCTION (ID 1674)
Use this parameter to control the Jockey pump function.
A Jockey pump is a smaller pump that keeps the pressure in the pipeline, when the main
pump is in the sleep mode. This can occur, for example, in the night.
10
Output
Cleaning
Frequency
Forward
Time
LOCAL CONTACTS: HTTP://DRIVES.DANFOSS.COM/DANFOSS-DRIVES/LOCAL-CONTACTS/
Cleaning
Reverse
Time
Cycle1
PARAMETER DESCRIPTIONS
Cycle2