APC715 Pump Unit Controller
APC715 Pump Unit Controller ISSUE 2013-08-28 Version 1.0 Page 18 of 62
When “After Unload Idle” is enabled, the unit is idle running when crank succeed;
unit accelerates to high-speed running automatically and take load after press
key by manual.
With high temperature, low oil pressure and over speed during pump unit running,
controller can protect it to stop quickly (please refer to No.2~7 of Auto start
operation for detail procedures).
2 MANUAL STOP: Press can stop the running pump unit. (please refer to
No.2~7 of Auto stop operation for detail procedures).
NOTE: In “manual mode”, users can control the pump unit on load or off load via
“Load” key.
4.6 ON-LOAD CONTROL PROCESS
When controller is in Manual mode, manual control will be executed.
Users can control the pump unit on load or off load by pressing key. The pump unit
will unload automatically when it is stopped.
If “After Unload Idle” is selected “Disable”
Start the pump unit in manual mode and press key during the normal running
process, then the generator will take load; press key again, the generator will
unload.
If “After Unload Idle” is selected “Enable”：
Start the pump unit in manual mode and it enters into idle running process. The pump
unit will not enter into normal running status until key is pressed and it will take
load as soon as the on-load requirements have reached.
When the pump unit is normal running with load, press key once again will lead to
the unit’s offload (i.e. load relay deactivated); then the “cooling delay” will be initiated.
Once this has expired, the unit will enter into idle running status.
When controller is in Auto mode, auto control will be executed.
The pump unit will take load automatically when it is normal running and the on-load
requirements have reached while unload automatically when it is stopped.
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