S&P CADB HE ECOWATT Series, Руководство пользователя

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Thermal protectors
The electric heaters are equipped with two thermal protectors (automatic and manual reset).
Both protectors are safety devices to be used exclusively to detect abnormal functioning of
the heating system. Under no circumstances the thermal protectors can be used as ther-
mostats to control the heating power. Before reset the manual thermal protector, ensure
that the causes that produced its activation were located and corrected.
Thermal protectors position
Horizontal models: Vertical models:
Danger of burns, there is a risk that the metal parts are at a high temperature.
6.6.4. Connecting electrical accessories
With the existing accessories is possible to perform the fans control in VAV, COP and CAV
mode.
Recommended accessories depending on the unit size and the control mode:
Model Accessories for VAV via CO
2
Accessories for COP Accessories for
CAV
Converter Sensor Converter Sensor Electronic
regulator
CADB-HE D/DI/DC 04
CONTROL AERO-REG
SC02-A 0-10V
SC02-AD 0-10V
SC02-G 0-10/V
CONTROL AERO-REG** TDP-D* REB-ECOWATT**
CADB-HE D/DI/DC 08
CADB-HE D/DI/DC 12
CADB-HE D/DI/DC 16
CADB/T-HE D/DI/DC 21
CADT-HE D/DI/DC 33***
CADT-HE D/DI/DC 45***
CADT-HE D/DI/DC 60***
CADT-HE D/DI/DC 100***
* To independently control the workpoint of each circuit, the supply and extract fans should be controlled by two specifi c
pressure probes.
** To independently control the workpoint of each circuit, the supply and extract fans should be controlled via correspon-
ding electronic regulator.
*** In the models with three-phase motor it will be necessary to add two auxiliary contactors (not supplied by S&P) that
allow to cut the power supply of the motors.