Danfoss VLT HVAC Basic Drive Programming Manual page 74

Parameters
24-11 Drive Bypass Delay Time
Range: Function:
0.0 [0.0 - Programmable in 1 s increments. Once the Bypass
s 600.0 s] Function is activated in accordance with the setting
*
in 24-10 Drive Bypass Function, the Bypass Delay
Timer begins to operate. If the frequency converter
has been set for a number of restart attempts, the
timer will continue to run while the frequency
converter tries to restart. Should the motor have
restarted within the time period of the Bypass
Delay Timer, then the timer is reset.
Should the motor fail to restart at the end of the
Bypass Delay Time, the Drive Bypass relay will be
activated, which will have been programmed for
Bypass in 5-40 Function Relay.
Where no restart attempts are programmed, the
timer will run for the delay period set in this
parameter and will then activate the Drive Bypass
relay, which will have been programmed for Bypass
in 5-40 Function Relay, Function Relay.
VLT HVAC Basic Drive Programming Guide
®
MG.18.B1.02 - VLT is a registered Danfoss trademark
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