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Hitachi SET FREE mini Instruction Manual page 35

Heat pump system heat pump system heat recovery system
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ELECTRICAL WIRING
11.2.2 Cable sizes and main breaker switch
Field minimum recommended wire sizes for power source and transmission and minimum main switches and protections sizes.
Model
Power supply
RAS-(4-6)FSVNME
1N~ 230V 50Hz
RAS-(4-6)FSNME
RAS-8FSXNME
3N~ 400V 50Hz
RAS-10FSXNME
RAS-12FSXNME
?
N O T E
Follow local codes and regulations when selecting field wires, circuit
breakers and earth leakage breakers.
Use the wires which are not lighter than the ordinary polychloroprene
sheathed flexible cord (code designation H05RN- F).
!
C A U T I O N
Install a multi-pole main switch with a space of 3.5mm or more between
each phase.
11.2.3 Electromagnetic compatibility

Flicker, voltage fluctuation and voltage change
According to Directive 2014/30/EU, relating to electromagnetic
compatibility:
Equipment complying with EN61000-3-3:
-
RAS-(4-6)FSNME and RAS-(8-12)FSXNME
11.3 DSW SETTING FOR OUTDOOR UNIT
11.3.1 RAS-(4-6)FSVNME

PCB1
DSW1
Setting not required
(not used)
DSW5 transmission
setting
Setting not required

PCB2
DSW1 test run
Setting required
Factory setting
Cooling test run
Forced compressor
Heating intermediate
stoppage
35
PMML0511 rev.1 - 06/2019
Maximum running
current (A)
28,5
16
18
19
23
Factory setting
Factory
End resistance
setting
cancellation
Heating test run
Cooling intermediate
test run
test run
Power source
Transmitting
cable size (mm
)
cable size (mm
2
6
4
4
0.75
6
6
Maximum allowed impedance Z
connection point of the user´s power supply, as per
EN61000-3-11.
RAS-(4-6)FSVNME

Harmonics
In relation to EN61000-3-2 and EN 61000-3-12, the situation of
harmonics for each model is as follows:
MODELS SITUATION
REGARDING IEC 61000-3-2 AND
IEC 61000-3-12 Ssc "xx"
Complying with IEC 61000-3-2
(professional use)
Complying with IEC 61000-3-2
(professional use)
DSW2 pipe length
Setting required
Factory setting
Control supporting
existing piping
DSW3 supply voltage and system setting
Setting not required
4HP 1-phase
ELB
)
(poles/m/mA)
2
2/40/30
4/40/30
of the system at the
max
MODEL
MODELS
RAS-(4-6)FSNME
RAS-(4-6)FSNME
RAS-(8-12)FSXNME
Pipe length shorter
Pipe length longer
than 5m
Function selection
External input,output
setting mode
setting mode
5HP 1-phase
6HP 1-phase
CB (A)
32
20
20
25
30
Z
(Ω)
max
0.24
Ssc
"xx"
(kvA)
-
-
than 30m

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