references
Axial air heaters
HELIOTHERME 4000
HELIOTHERME 3-PH CONTROL (diagram in Eco+ 3-PH BOX user manual)
3-PH Eco+ BOX range
Figure C
Multiple junction box
3-PH 400 V + T + N /50 Hz
RS485 connection Slave unit: 3-PH 400 V + T + N /50 Hz supply Master controller: Self-powered by a four-wire (12 V) RS485 bus
Figure D
Slave unit: 3-PH 400 V + T + N /50 Hz supply
Master controller: Self-powered by a four-wire (12 V) RS485 bus
HELIOTHERME 3-PH
Figure E
CONTROL (diagram in Eco+ 3-PH BOX user manual) 3-PH Eco+ BOX range with fresh air control
2-way mixing box Fresh air kit (Damper Servomotor + frost protection thermostat)
Slave unit
Master controller
636
HEAT PUMPS - AIR CONDITIONING - REFRIGERATION - AIR HANDLING - HEAT EXCHANGE - NA 17.01 A