Fujitsu ASYG14LUCA User Manual

6. SYSTEM DESIGN
WIRING METHOD

Practical transmission wiring method is shown below.
Each terminal has to be connected by the following rules.
123
123
123
Indoor
unit
Remote
controller
BRANCH BOX
REMOTE
CONTROL
123
Single-phase
230V 50Hz
Max.26.5A
BRANCH BOX
Power supply cable
Breaker1
POWER
Breaker2
Breaker1: Earth leakage breaker
Breaker2: Circuit breaker (over current)
123 123 123
123
123
123
123
123
123
123
123 123
123
123
123 123
Single-phase
230V 50Hz
Branch
box 1 (primary)
Branch box 2 (secondary)
Outdoor unit
Branch box 3 (secondary)
Indoor
unit
Indoor
unit
Indoor
unit
Indoor
unit
Indoor
unit
Indoor
unit
unit
OUTDOOR UNIT
INDOOR UNIT A INDOOR UNIT B INDOOR UNIT C
Indoor
POWER
CENTRAL
REMOTE (OUT) (OUT)
CONTROLLER CONTROLLER CONTROLLER
INDOOR UNIT A INDOOR UNIT B INDOOR UNIT C
INDOOR UNIT A INDOOR UNIT B
BRANCH BOX1
BRANCH BOX2
Breaker2
Breaker1
Single-phase
230V 50Hz
POWER
Breaker2
Breaker1
Single-phase
230V 50Hz
POWER
Breaker2
Breaker1
Connection cable
123
Central remote
controller
or
BRANCH BOX (IN)
OUTDOOR UNIT
CENTRAL
REMOTE (OUT) (OUT)
BRANCH BOX1
BRANCH BOX2
or
BRANCH BOX (IN)
OUTDOOR UNIT
CENTRAL
REMOTE (OUT) (OUT)
BRANCH BOX1
BRANCH BOX2
or
BRANCH BOX (IN)
123 123
123 123
LN
LN
LN
LN
LN
LN
LN
LN
Example 1
123
123
123
Indoor
unit
Remote
controller
BRANCH BOX
REMOTE
CONTROL
Outdoor unit
123
Single-phase
230V 50Hz
Max.26.5A
BRANCH BOX
Power supply cable
Breaker1
POWER
Breaker2
Breaker1: Earth leakage breaker
Breaker2: Circuit breaker (over current)
123 123 123
123
123
123
123
123
123
123
123 123
123
123
123 123
Single-phase
230V 50Hz
Branch
box 1 (primary)
Branch box 2 (secondary)
Branch box 3 (secondary)
Indoor
unit
Indoor
unit
Indoor
unit
Indoor
unit
Indoor
unit
Indoor
unit
unit
OUTDOOR UNIT
INDOOR UNIT A INDOOR UNIT B INDOOR UNIT C
Indoor
POWER
INDOOR UNIT A INDOOR UNIT B INDOOR UNIT C
INDOOR UNIT A INDOOR UNIT B
BRANCH BOX1
BRANCH BOX2
Breaker1
Breaker2: Curcuit breaker (over current)
POWER POWER
Breaker2
Breaker1: Earth leakage breaker
Junction box
123
Central remote
controller
Connection cable
or
123 123
123 123
REMOTE (OUT) (OUT)
CONTROLLER CONTROLLER CONTROLLER
BRANCH BOX (IN)
CENTRAL
OUTDOOR UNIT
BRANCH BOX1
BRANCH BOX2
or
REMOTE (OUT) (OUT)
BRANCH BOX (IN)
CENTRAL
OUTDOOR UNIT
BRANCH BOX1
BRANCH BOX2
or
REMOTE (OUT) (OUT)
BRANCH BOX (IN)
CENTRAL
LN
LN
LN LN LN
LN
Example 2
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SYSTEM DESIGN SYSTEM DESIGN

Fujitsu ASYG14LUCA Specifications

General

Brand	Fujitsu
Model	ASYG14LUCA
Category	Air Conditioner
Language	English