Carrier 39CQ Instructions D'installation, De Fonctionnement Et D'entretien page 26

Size 025
Size 040
Size 060
With electrics box: On/Off or TRIAC:
Box not available for option A.
Box options:
o Option B: On/Off (2-stage) / fitted and wired
o Option C: On/Off (2-stage) / box not fitted and not wired
o Option D: modulating with TRIAC (1 On/Off stage + 1 modulating stage)
o Option E: modulating with TRIAC (1 On/Off stage + 1 modulating stage) / box not fitted and not wired
supply
3-PH-400V / 50Hz
Option D / E:
Option C / E:
To be wired:
- 3-PH – 400V supply
- Control/protection
- Option C and E: to be wired between the electrics box and the heater terminal. Cable to be supplied at the customer's
expense (See 4.6.2: without box).
The activation of the electric heater stages or the output modulation must be slaved to the AHU's air flow. A fan delay must
be provided as part of the control tender.
Power (kW)
15
24
33
TRIAC
Electric heater
Stage 1
Number of speeds
2
2
2
Electric heater
Stage 2
EN - 10
Power (kW) Number of speeds
Option A
30
48
66
4
4
4
Control Control