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Technical data
Split room conditioners
Indoor unit
Outdoor unit
KSS 2508 AIV
KSS 2508 AIV I
KSS 2508 AIV A
KSS 3508 AIV
KSS 3508 AIV I
KSS 3508 AIV A
KSS 4508 AIV
KSS 4508 AIV I
KSS 4508 AIV A
Cooling capacity / heat output
1)
kW 2.50 / 2.70 3.50 / 3.85 4.50 / 6.00
Air volumes, indoor unit m³/h 450 550 800
Connection voltage
1/N/PE ∼230 V
Nominal power consumption for cooling / heating kW 0.73 / 0.85 1.16 / 1.27 1.58 / 2.05
Sound power level, outdoor / indoor unit (approx.) db(A) 53 / 40 55 / 42 56 / 45
Refrigerant R 410A
Net weight outdoor / indoor unit kg 40 / 8.5 45 / 11 52 / 20
Dimensions, outdoor unit (W x H x D) mm 830 x 540 x 320 830 x 540 x 320 914 x 685 x 384
Dimensions, indoor unit (W x H x D) mm 770 x 250 x 180 830 x 285 x 189 1020 x 319 x 234
Condensate hose extension, indoor unit Required
inner hose diameter
mm 17
Height difference indoor unit - outdoor
unitmaximum
m 10
Length of refrigerant pipe, maximum m 20
Temperature range, cooling
Indoor unit (adjustable range) Upper operating limit +33 °C / lower operating limit +18 °C
Outdoor unit (fixed-setpoint conditions) Upper operating limit +43 °C / lower operating limit -10 °C
Temperature range, heating
Indoor unit (adjustable range) Upper operating limit +30 °C / lower operating limit +16 °C
Outdoor unit (fixed-setpoint conditions) Upper operating limit +43 °C / lower operating limit -15 °C
Length of plug cable, indoor unit m 1,5
Energy efficiency class cooling A B C
Energy efficiency value (cooling/heating) 3.42 / 2.64 3.02 / 2.73 2.93 / 2.85
Special accessories refrigerant pipe
consisting of an insulated suction and pressure pipe pre-filled with refrigerant and with coupling and electrical connecting
cable.
Pre-filled refrigerant pipes, length 2 m KMSL 1412-2 AIV
Assembly accessories
consisting of 2 brackets with dampeners for wall mounting of outdoor unit
Wall bracket WKS 357
Condensate pump accessory
consisting of float-type switch and separate pump
Condensate pump KSI 3100
Refrigerant pipes may be joined to extend them.
For refrigerant pipes longer than 8 metres, an on-site extension by the refrigeration technician is recommended.