Electrical Connections - Lennox FLATAIR FMC-H Installation, Operating And Maintanance Manual

2.- INSTALLATION

2.7.- ELECTRICAL CONNECTIONS

- BEFORE MAKING ANY ELECTRICAL CONNECTIONS, ENSURE THAT ALL CIRCUIT BREAKERS ARE OPEN.
- IN ORDER TO MAKE THE ELECTRICAL CONNECTIONS, FOLLOW THE ELECTRICAL DIAGRAM SUPPLIED WITH THE UNIT.
POWER SUPPLY 230V SINGLE PHASE UNITS
POWER SUPPLY 400V THREE-PHASE UNITS
VOLTAGE OPERATING LIMITS: 342-462V
2.7.- ELECTRICAL CONNECTIONS
GND
TX+ GO
TX- G
DC 40
THE SHIELDED CONNECTING CABLE BETWEEN THE CONTROL PANEL AND THE UNIT MUST BE SEPARATED FROM ANY OTHER
NOTES:
- For securing and connecting the Control Panel, consult the control panel Manual supplied with the unit.
- Connection between the DC40 and the unit must be made using shielded twisted pair cables (where the screens
are connected to the control panel and the unit Electrical box).
- The Tx+ and Tx- polarity must strictly comply with the electrical diagram supplied with the unit.
MODELS
10
12-15-20-25-30 400V-3Ph-50 Hz
DC 40 THERMOSTAT, ELECTRICAL CONNECTION
CONTROL
PANEL
2 x Shielded twisted pairs AWG 20. 00 m maximum.
x Shielded twisted pair AWG20 + 2 x ,5 mm. 200m maximum.
TYPE OF ELECTRICAL WIRING. CONNECT IT TO THE ELECTRIC PANEL LOCATED IN THE OUTDOOR UNIT.
POWER SUPPLY
UNIDAD
Alimentación sin batería
MODELO
eléctrica
10
UNIDAD
MODELO
Alimentación sin batería
eléctrica
10 5 x 2,5
12 5 x 2,5
15
20
25
30
VOLTAGE LIMIT
230V-Ph-50 Hz 98-264 V
400V-3Ph-50 Hz
342-462 V
GND TX+ TX- GO
90 9 92 93
IMPORTANT
2
Nº DE CABLES X SECCIÓN (mm2)
Alimentación con batería
3 x 4
Nº DE CABLES X SECCIÓN (mm2)
Alimentación con batería
5 x 4
5 x 4
5 x 6
5 x 6
G
94
eléctrica
3 x 6
eléctrica
5 x 4
5 x 4
5 x 6
5 x 0
5 x 0
5 x 0