5
Symbols and abbreviations
BW
BACKWARD
CURVED FAN
FW
FORWARD
CURVED FAN
BF
BAG FILTER
PF
PLEATED FILTER
RX
ROTARY HEAT
EXCHANGER
PX
PLATE HEAT
EXCHANGER
WARNING
Must be connected by a qualified Electrician.
Warning! Hazardous voltage.
OUTDOOR AIR
Air from outdoor to the AHU
SUPPLY AIR
Air from the AHU to the building
EXTRACT AIR
Air from the building to the AHU
EXHAUST AIR
Air from the AHU to outdoor
COOLING COIL
BA-
NV / KW
HEATING COIL
(WATER / ELECTRICAL)
SILENCER
GD
CT
MOTORIZED
DAMPER
SLIP CLAMP
SC
MS
FLEXIBLE
CONNECTION
CIRCULAR DUCT CONNECTION
ER
For inlet
SR
For outlet