19
IOM ACHA-ACHBA_201a1201_208000_180901_EN
ACHA / ACHBA
PACKAGED COMPACT
HORIZONTAL AIR - AIR
INSTALLATION
ELECTRICAL CONNECTIONS DIAGRAM
pGD1 or Mini-pGD control
(optional)
Connection to pGD1 via 6-wire telephone cable, for lines longer than 50m intercalate with TCONN (4 wires twisted and
shielded, see diagram).
Legend:
1.
Main power supply:
-
2 wires (single-phase 230V/1/50Hz)
-
4 wires (three-phase+neutral 400V/3+N/50Hz)
-
Without neutral option: 3 wires (three-phase
400V/3/50hz)
2.
Ground
3.
Thermic magnetic circuit breakers curve D + differential
4.
Main switch
5.
TH Tune control. Two separated
(DO NOT MIX POWER
CABLE WITH CONTROL CABLE)
.
-
Supply cable 230 V 2 wires
-
Shielding twisted pair cable AWG20/22 and with
drain wire to GND
6.
Electrical resistance supply (optional) 3 wires (400.3) o 2
wires (230.1)
