Fujitsu ABHG18LVTB User Manual

6. SYSTEM DESIGN
AUXILIARY HEATER OUTPUT

Compact Cassette Slim Duct Wall Mounted Floor / Ceiling Floor
Connector - CN10 - - -
A signal is outputed from Connector when indoor fan and compressor turn on under heating
operation.
 igna output perorance specications are as
shown on the right
Ex. When Set Temperature(Ts) is 22°C;

and Room Temperature(Tr) increase above 12°C,
signal output is on.
 and oo eperaturer increase aboe 
signal output is off.
 and oo eperaturer decrease beow  signa output is on.
and oo eperaturer decrease beow  signa output is o.
Fan delay setting (JM3)

This is used to continue indoor unit fan operation for 1 minute after thermo OFF in heating mode.
1 minute delay control set by cutting jumper wire on PCB.
Circuit diagram example

* Make the distance from the PC board to the connected unit within 10 m.
Relay spec.: DC 12 V, 50 mA to less.
ON
OFF
Operation
Stop
Heating
operation
Indoor unit fan
ON
OFF
Output signal
1min
CAUTION
Please place an external heater between the indoor unit
and the outlet.
Please be sure to use delay control of the fan.
Parts (Optional)

Compact Cassette Slim Duct Wall Mounted Floor / Ceiling Floor
Parts name -
External control
set
- - -
Model name - UTD-ECS5A - - -
OFF
OFF
ON
Tr-Ts = -1°C
Tr-Ts
Tr-Ts = -3°C
Tr-Ts = -10°C
Tr-Ts = -12°C
Field supply
Indoor
control PC board
Connector
1
12 V
on/off
2
Signal
Relay
power
supply
Ex.) Heater
Connected unit
Ex.) Relay unit
*10 m
External
Heater
Supply air Return air
Indoor unit
- (06 - 117) -
SYSTEM DESIGN SYSTEM DESIGN

Fujitsu ABHG18LVTB Specifications

General

Type	Air conditioner indoor unit
Timer	Yes
Multi-split	-
Product color	White
Gas hose diameter	12.7 mm
Hose length (max)	25 m
Drain hose diameter	25 mm
Liquid hose diameter	6.35 mm
Refrigerating medium	R410A
Dehumidifying capacity	2 l/h
Air conditioner functions	Cooling, Heating
Cooling capacity in watts (max)	5900 W
Cooling capacity in watts (min)	900 W
Heating capacity in watts (max)	7500 W
Cooling capacity in watts (nominal)	5200 W
Cooling energy efficiency (EER, W/W)	3.21
Heating energy efficiency (COP, W/W)	3.61
Operating temperature (cooling) (T-T)	-15 - 46 °C
Operating temperature (heating) (T-T)	-15 - 24 °C
Seasonal efficiency rating (cooling) (SEER)	6.1
Heating capacity in watts (nominal) (Warmer heating season)	- W
Heating capacity in watts (nominal) (Average heating season)	6000 W
Seasonal efficiency rating (heating) (SCOP) (Average heating season)	4
AC input voltage	230 V
Current (cooling)	9 A
Current (heating)	12.5 A
AC input frequency	50 Hz
Design load (cooling)	5.2 kW
Energy efficiency class (cooling)	A++
Annual energy consumption (cooling)	298 kWh
Hourly energy consumption (cooling)	- kWh
Design load (heating) (Warmer heating season)	- kW
Energy efficiency class (heating) (Average heating season)	A+
Annual energy consumption (heating) (Average heating season)	1819 kWh
Indoor unit depth	655 mm
Indoor unit width	990 mm
Indoor unit height	199 mm
Indoor unit weight	27000 g
Indoor units quantity	1
Indoor unit noise level (high speed)	- dB