Hitachi FSG Série Manuel D'installation page 27

DSW2: Capacity settings
Not setting is required. Each outdoor unit is set as shown
before shipment.
Setting
Model Model
Position
ON
RAS-8FSN(E)
RAS-5FSN
RAS-8FXN(E)
1 2 3 4
ON
RAS-10FSN(E) RAS-16FSN
RAS-10FXN(E) RAS-16FXN
1 2 3 4
ON
RAS-20FSN RAS-24FSN
RAS-20FXN RAS-24FXN
1 2 3 4
ON
RAS-30FSN
RAS-30FXN
1 2 3 4
DSW3: Height difference
Setting is required
FSN(E)
The Outdoor Unit is located higher than
Indoor Unit (0~50m)
The Outdoor Unit is located lower than
Indoor Unit (0~20m)
The Outdoor Unit is located lower than
Indoor Unit (20~40m)
FXN(E)
The Outdoor Unit is located higher than
Indoor Unit (0~20m)
The Outdoor Unit is located higher than
Indoor Unit (20~50m)
The Outdoor Unit is located lower than
Indoor Unit (0~20m)
The Outdoor Unit is located lower than
Indoor Unit (20~40m)
DSW4: Test Operation & Service Settings
Setting is required. This dip switch is utilized for servicing.
Setting before shipment
Test Cooling Operation
Test Heating Operation
Enforced Compressor Stop
Combination of Indoor Units more than 16
Operation for Exange Compressor
DSW5: COMPRESSOR EMERGENCY
OPERATION
Setting is not required. All compressor are running except
compressor selected
Setting
Position
Before shipment
ON
1 2 3 4
Except Compressor Nº1
ON
1 2 3 4
Except Compressor Nº2
ON
1 2 3 4
Except Compressor Nº3
Except Compressor Nº4
Except Compressor Nº5
Except Compressor Nº6
Selection of Input Signal
ON
1 2
Function Setting
ON
DSW6: Piping Length
1 2
Before shipment and length < 25 m
ON
25 Total length < 50
1 2
ON 50 Total length < 75
1 2
75 Total length
ON
1 2
DSW7: Power Supply Setting
ON
Before shipment (380 V)
1 2
220 V
415 V
ON
1 2 3 4 5 6
DSW10: Transmitting Setting
ON
Setting is required for cancellation of end resistance
1 2 3 4 5 6
Before shipment, No. 1 pin of DSW10 is
ON
set at ON side
1 2 3 4 5 6
ON
In case that Outdoor Unit quantity in the
same H-Link is 2 or more, set No. 1 pin of
1 2 3 4 5 6
DSW10 at the OFF side from 2 nd Unit. If
ON
only one Outdoor Unit is used, no setting
is required.
1 2 3 4 5 6
ON
In case of applying high voltage to the
terminal 1, 2 of TB1, the fuse on the PCB
1 2 3 4 5 6
is cut.
In such a case, first connect the wiring to
TB1 and then turn on #2
ELECTRICAL WIRING
23
ON
1 2 3 4 5 6 7 8
ON
1 2 3 4 5 6 7 8
ON
1 2 3 4 5 6 7 8
ON
1 2 3 4 5 6 7 8
ON
1 2 3 4 5 6 7 8
ON
1 2 3 4 5 6 7 8
ON
1 2 3 4 5 6 7 8
ON
1 2 3 4 5 6 7 8
ON
1 2 3 4 5 6 7 8
ON
1 2
ON
1 2
ON
1 2
ON
1 2
ON
1 2
ON
1 2
ON
1 2
ON
1 2
ON
1 2
ON
1 2