Assortment / System Description

Fan
-
Powered Box
Application examples
19
A6V10866237_en--_b_08 153 | 275
Description Name Default value
Supply air VAV maximum air volume flow for cooling VavSuAirFlMaxC 100 [m
3
/h]
Supply air VAV minimum air volume flow for cooling VavSuAirFlMinC 50 [m
3
/h]
Supply air VAV minimum air flow for ventilation VavSuAflMinVnt 0 [m
3
/h]
Fan start speed at the fan powered VAV box FanSttSpdFpb 50 [%]
Fan end speed at the fan powered VAV box FanEndSpdFpb 100 [%]
Maximum fan speed heating FanSpdMaxH 100 [%]
Minimum fan speed heating FanSpdMinH 50 [%]
Supply air is typically not mixed in a parallel fan powered box application. There
is either a primary (cooling) air flow by the central air flow system via the
supply air damper or return air for general cooling and/or heating.
YS VAV supply air SA Supply air volume flow
Q Serial fan P Primary volume flow
F Fan volume flow
Figure: Parallel fan of a FPB application
Parameter settings
The parallel fan
powered box transports
the recirculating air
portion