S&P CADB-HE ECOWATT Series Manual page 57

2º Perform the electrical connection and controller confi guration, following the accessory ins-
tructions of AERO-REG CONTROL.
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 CAV mode (Constant air fl ow).
1º Connect the pressure transmitter TDP-D (accessory) to the specifi c pressure taps there are
in the heat recovery unit. Ensure that pressure taps " + " and " - " . Same sign in the taps of
TDP-D and CADB-HE.
2º Perform the electrical connection and confi guration of frequency converter, following these
indications in the following points:
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