Nibe S1255-12 - Pipe Connections and Hot Water Capacity; Compressor Operation Working Range

S1255-16S1255-12S1255-6Model
see diagram°CMin/max HM-temp
Pipe connections
282828mmBrine ext diam. CU pipe
282822mmHeating medium ext diam. CU pipes
22mmHot water connection external diam
22mmCold water connection external diam
Hot water and heating section
2.0 / 7.8 / 4.8lVolume coil (Cu / SS / E)
178 / 176 / 178lVolume, heater (Cu / SS / E)
1.0 (10 bar)MPaMax pressure in water heater
Hot water heating capacity (comfort mode Normal) According to EN16147
240240245lAmount of hot water (40 °C)
2.52.52.6COP
DHW
(load profile XL)
Compressor oil
POEOil type
1.450.90.68lOil volume
Dimensions and weight
600 x 620 x 1,800mmWidth x Depth x Height
1,950mmCeiling height
4
240 / 220 / 260233 / 213 / 251203 / 183 / 223kg
Weight complete heat pump (Cu / Rf / E)
5
112230 V: 110
400 V: 120
112kgWeight only cooling module
Lead in brass componentsSubstances according to Directive (EG) no. 1907/2006, article 33
(Reach)
-065 456065 470Part number, 1x230 V (Rf)
-065 459065 471Part number, 3x230 V (Rf)
-065 505-Part number, 3x400 V (E) T
065 460 / 065 464 /
065 462
065 452 / 065 455 /
065 454
065 465 / 065 472 /
065 467
Part number, 3x400 V (Cu/Rf/E)
1
Scale for the product’s efficiency class room heating: A+++ to D.
2
Scale for the system’s efficiency class room heating: A+++ to G. Reported efficiency for the system takes the product’s temperature
regulator into account.
3
Scale for efficiency class hot water: A+ to F.
4
With feet removed, the height is approx. 1,930 mm.
5
Cu: copper, Rf: stainless steel, E: enamel
WORKING RANGE HEAT PUMP,
COMPRESSOR OPERATION
The compressor provides a supply temperature up to
65 °C at -5 °C incoming brine temperature.
The working range below 75 % for S1255-6 and the
entire working range for S1255-12, -16.
0
-15 -10 -5 0 5 10 15 20 25 35
20
40
60
70
Vattentemperatur
(°C)
Köldbärare in
(°C)
30
Framledning
Returledning
50
30
10
Vattentemperatur
°C
Arbetsområde under 75% för F1155-1255 6kW,
för hela arbetsområdet 12 och 16 kW.
°C
Framledning
Returledning
0
-15 -10 -5 0 5 10 15 20 25 30 35
20
10
30
40
50
60
70
Köldbärare in, temperatur
Temperature, °C
Flow pipe
Return pipe
Incoming brine temp, °C
The working range above 75 % for S1255-6
Vattentemperatur
°C
Arbetsområde över 75% för F1155-1255 6kW
°C
Framledning
Returledning
0
-15 -10 -5 0 5 10 15 20 25 30 35
20
10
30
40
50
60
70
Köldbärare in, temperatur
Temperature, °C
Flow pipe
Return pipe
Incoming brine temp, °C
Caution
For operation of S1255-6 above 75% com-
pressor speed, unlock in menu 5.1.24. This can
produce a louder noise level than the value
stated in the technical specifications.
71Chapter 13 | Technical dataNIBE S1255