S&P CADB-HE ECOWATT Series Manual page 61

40 and 54 models:
These models are equipped with two frequency converters (one per fan), throw these it is possi-
ble to regulate the fan speed in COP mode (Constant air fl ow).
1º Connect the pressure transmitter TDP-D (accessory) to the duct system where the heat reco-
very unit is ducted. Ensure that pressure taps " + " and " - " are in the right position according
to the following images.
2º Perform the electrical connection and confi guration of frequency converter, following these
indications:
(Accessory)
FREQUENCY
CONVERTER
(included)
(Accessory)
FREQUENCY
CONVERTER
(included)
61
TDP-D
TDP-D
(Accessory)
TDP-D
EXTRACTION
DUCTS SYSTEM
SUPPLY
DUCTS SYSTEM
EXTRACTION
DUCTS SYSTEM
SUPPLY
DUCTS SYSTEM