English
19
SYSHRW
230 Single phase models:
Connection to the terminals N, L and
of the regulation board or the Q1 switch supplied as an
option.
²
L : phase
²
N : neutral
²
: P-E ground
400 V three phase models:
Connection to the terminals N; L1; L2; L3 and PE of the general terminal block X or the Q1 switch
supplied as an option.
12.2.1. POWER SUPPLY
The power supply must be protected by an FFG mains circuit breaker or fuses supplied by the installer.
A switch, in compliance with the characteristics detailed in Chart 1, can be supplied as an option. (It must be
fitted near the unit if supplied by the installer).
All the electrical installations and wiring associated with this equipment must comply with local installations
regulations.
CHART 1:
12.2. LEGEND
12. WIRING DIAGRAM AND LEGEND
12.1. WIRING DIAGRAM
SEE APPENDIX
SE 4250
model 19
cooling only or heatpump 230V +/-10% 50Hz
SE 4484
model 19 + Modbus
cooling only or heatpump 230V +/-10% 50Hz
SE 4251
model 27/30/36
cooling only or heatpump 3N 400V +/-10% 50Hz
SE 4462
model 27/30/36 + Modbus
cooling only or heatpump 3N 400V +/-10% 50Hz
SE 4252
model 42/48/60
cooling only or heatpump 3N 400V +/-10% 50Hz
SE 4485
model 42/48/60 + Modbus
cooling only or heatpump 3N 400V +/-10% 50Hz
SE 4253
model 72
cooling only or heatpump 3N 400V +/-10% 50Hz
SE 4486
model 72 + Modbus
cooling only or heatpump 3N 400V +/-10% 50Hz
N 724
MODELS
CHARACTERISTIC OF
SWITCH Q1
(gauges minimum for
switch)
without heating
with heating
Starting
amperage
Fuse aM Full load
current (max)
Fuse aM Full load
current (max)
230V 19
Ith=20 A
Pdc=200 A
10A aM
9.6 A
16A aM
14.5 A
38 A
400V
27
Ith=20 A
Pdc=200 A
10A aM
7.6 A
10A aM
9.1 A
34.5 A
30
Ith=20 A
Pdc=200 A
10A aM
9.8 A
10A aM
10 A
43.5 A
36
Ith=20 A
Pdc=200 A
12A aM
10.5 A
12A aM
11.5 A
49.5 A
42
Ith=20 A
Pdc=200 A
16A aM
14 A
16A aM
14 A
54 A
48
Ith=20 A
Pdc=200 A
20A aM
17.5 A
20A aM
17.5 A
62 A
60
Ith=20 A
Pdc=200 A
20A aM
17.8 A
20A aM
18.5 A
71 A
72
Ith=25 A
Pdc=200 A
25A aM
22.5 A
25A aM
23.5 A
108 A
