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22-47 Sleep Speed [Hz]
Range:
Function:
0
*
[ 0 - 400.0 ] Set the speed below which the adjustable
frequency drive will go into Sleep mode.
3.15.2 22-6* Broken Belt Detection
The broken belt detection can be used in both closed-loop
and open-loop systems for pumps and fans. If the
estimated motor torque (current) is below the broken belt
torque (current) value (
) and the
adjustable frequency drive output frequency is above or
equal to 15 Hz,
is performed
22-60 Broken Belt Function
Selects the action to be performed if the broken belt condition is
detected.
Option:
Function:
[0] Off
[1] Warning The adjustable frequency drive will continue to run,
but will activate a Broken Belt Warning [W95]. A
drive digital output or a serial communication bus
can communicate a warning to other equipment.
[2] Trip
The adjustable frequency drive will stop running
and activate a Broken Belt alarm [A 95]. A drive
digital output or a serial communication bus can
communicate an alarm to other equipment.
NOTE!
Do not set
, to
[13] Infinite auto reset
when
is set to
[2] Trip
. Doing so
will cause the adjustable frequency drive to continuously
cycle between running and stopping when a broken belt
condition is detected.
NOTE!
If the adjustable frequency drive is equipped with a
constant speed bypass with an automatic bypass function
that starts the bypass if the adjustable frequency drive
experiences a persistent alarm condition, be sure to disable
the bypass’s automatic bypass function, if [2] Trip is
selected as the Broken Belt Function.
22-61 Broken Belt Torque
Range:
Function:
10 %
*
[5 - 100 %]
22-62 Broken Belt Delay
Range:
Function:
10 s
*
[0 - 600 s] Sets the time for which the broken belt
conditions must be active before carrying out
22-62 Broken Belt Delay
Range:
Function:
the action selected in
Parameters
VLT
®
HVAC Basic Drive Programming Guide
MG18B222 - VLT
®
is a registered Danfoss trademark
3-61
3
3
Содержание VLT HVAC Drive FC 100 Series
Страница 1: ...MAKING MODERN LIVING POSSIBLE Programming Guide VLT HVAC Basic Drive ...
Страница 2: ......
Страница 14: ...Introduction VLT HVAC Basic Drive Programming Guide 1 8 MG18B222 VLT is a registered Danfoss trademark 1 1 ...
Страница 28: ...How to Program VLT HVAC Basic Drive Programming Guide 2 14 MG18B222 VLT is a registered Danfoss trademark 2 2 ...
Страница 100: ...Troubleshooting VLT HVAC Basic Drive Programming Guide 4 8 MG18B222 VLT is a registered Danfoss trademark 4 4 ...
Страница 116: ...Parameter Lists VLT HVAC Basic Drive Programming Guide 5 16 MG18B222 VLT is a registered Danfoss trademark 5 5 ...
Страница 121: ...Index VLT HVAC Basic Drive Programming Guide MG18B222 VLT is a registered Danfoss trademark 6 5 ...
Страница 122: ...www danfoss com drives MG18B222 130R0221 MG18B222 Rev 2012 10 22 ...