4
5.
TECHNICAL DATA
1
Type
OKC 800 NTR/1Mpa
OKC 1500 NTR/1Mpa
OKC 2000 NTR/1MPa
OKC 800 NTRR/1Mpa
OKC 1500 NTRR/1Mpa
OKC 2000 NTRR/1MPa
Tank capacity (l)
800
1500
2000
Weight (kg)
279/295
360
420
Heater diameter (mm)
1000
1100
1200
Operating hot water pressure (MPa)
1
1
1
Operating heating water pressure (MPa)
1
1
1
Max. heating water temperature (°C)
110
110
110
Max. hot water temperature (°C)
95
95
95
Heating surface of the bottom/top exchanger (m
2
)
2,76 / 1,2
3,5 / 1,75
4 / 2,0
Bottom/top exchanger performance for temperature drop 80/60 °C
(kW)
36,4 / 19,2
38,9 / 26,4
71,5 / 41,9
Hot water
1
permanent performance – bottom/top exchanger (l/hr)
627 / 330
670 / 454
761 / 503
Heating time by bottom/top exchanger for temperature drop 80/60
°C (min)
70 / 60
128 / 94
155 / 108
Bottom/top exchanger performance number based on DIN 4708
(NL)
24 / 9
43
54
Heat losses
3,2 / 3,3
6,9
7,4
*HSW (TUV) - Hot service water 45°C
