Item/Model
KYS-300LFT/B
KYS-300LFT/C
KYS-300LFT/D

Water Flow(L/h)
110~115
150~160
180~190

Ambient Temp. (℃)
-10℃~45℃
-10℃~45℃
-10℃~45℃

COP
4.5
4.42
4.33

Rated power supply
　
　
　

Rated heat Capacity(KW)
4.7
7
9.3

Rated Input Power(KW)
1.15
1.75
2.15

Rated Input Current(A)
5.4
8.37
10.05

Max.Heat Capacity(KW)
6.54
10.16
13.47

Max.Input Power(KW)
1.6
2.54
3.11

Max.Input Current(A)
7.56
12.13
14.58

Noise Level(dB(A))
≤ 52dB(A)
≤ 53dB(A)
≤ 55dB(A)

Rated hot water Temp.
55℃
55℃
55℃

Max hot water Temp.
60℃
60℃
60℃

Electric shock protection
I Class
I Class
I Class

Water proof grade
IPX4
IPX4
IPX4

Unit Dimension(mm)
Length
760
760
800

Width
255
255
310

Height
540
540
700

  Unit Net Weight(Kg)
31
34
38

Unit Packing Dimension(mm)
Length
770
770
1010

Width
320
320
420

Height
550
550
775

Unit Gross Weight(Kg)
48
51
55

Tank Volume(L)
300
300
300

heat exchanger for heat pump
Φ9.52mm×1.0mm×14m
Φ9.52mm×1.0mm×18m
Φ9.52mm×1.0mm×28m

heat exchanger for floor heating
Φ19mm×1.0mm×16m
Φ19mm×1.0mm×16m
Φ19mm×1.0mm×16m

Inner tank material 
Stainless steel304
Stainless steel304
Stainless steel304

Outer tank 
stainless steel /spray painting
stainless steel /spray painting
stainless steel /spray painting