32
Pictures for illustrating purposes only
TRANSFOMER (OPTION)
The series EHU-750 humidifiers are electrically supplied in G + N. In case a neutral line is
not available, this can however be easily substitued by the use of our optional transfomer preventing
the installation of a specific neutral line.
1
2
3
4
+15V
0V
-15V
230V
400V
J1
J2
J3
J4
42
42
41
41
39
39
40
40
Primary circuit
protection
External
protection
power
Power
3x380-
400VAC
50-60Hz
Transformer
Prim: 400V
Sec: 230V
f: 50/60Hz
S=100VA
ALL WORKS CONCERNED WITH ELECTRICAL INSTALLATION MUST BE CARRIED OUT BY A SKILLED AND QUALIFIED PERSONNEL
The neutral is not earthed. In this case, we advocate the installation of a transformer
L2
L1
N
L3
L
P
E
Series
EHU-750
WITH NEUTRAL « I T »
External
protection
power
Power
3 x-XXX
VAC
50-60Hz
L2
L1
N
L3
L
P
E
Series
EHU-750
F2: 2A
F1
T
T: Transformer
Prim: XXXV
Sec: 230V
f: 50/60Hz
S=100VA
SERIES EHU-750 HUMIDIFIER
Installation - Step 5