6
GENERAL
1. VERSION GB
TECHNICAL DATA
UNICAL GHISS R
Unit of
measur
ement
16 AP, -AE
16 AP,-AE,-PV
24 AP, -AE
24 AP,-AE,-PV
32 AP, -AE
32 AP,-AE,-PV
40 AP, -AE
48 AP, -AE
56 AP, -AE
Technical data
Nominal heat load
kW
16
24
32
40.5
48.9
57.4
Nominal heat output
kW
14
22
29.3
36.8
44.4
52
Nominal degree of efficiency
(water-side)
%
90.5
91
90.9
90.8
90.7
90.6
Distinction of degree of efficiency
**
Min. –max. operating water
temperature
°C
45/85
Water cubic capacity of the boiler
dm
3
5.5
7
8.6
10.2
11.8
13.4
Number of burners / main nozzles
(v)
Db
2
3
4
5
6
7
Number of cast segments (v+1)
Db
3
4
5
6
7
8
Heatable cubic capacity
lgm
3
300-350
350-450
450-550
600-700
700-800
800-900
Maximum operating overpressure
bar
3 (2
nd
pressure class)
Boiler body test overpressure
bar
6
Pressure loss (80/60 °C)
mbar
0.6
0.5
0.4
0.3
0.2
0.1
Expansion tank cubic capacity
(NB)
l
10
10
10
-
-
-
Expansion tank pre-tensioning
pressure
bar
1
1
1
-
-
-
Connecting sizes
Forward and return heating water
coll
1
Gas connection
coll
¾
Gas-technical data
Classification according to gas used: II
2H,S3B/P
Piped natural gas
Connecting gas pressure
mbar
25
Burner nozzle pressure “H”
mbar
12.8
12.5
11.6
12
11.5
11.5
Burner nozzle pressure “S”
mbar
14.5
13.5
12.5
13
12.5
13
Burner nozzle diameter “H”
Ø/mm
2.35
2.35
2.35
2.35
2.45
2.45
Burner nozzle diameter “S”
Ø/mm
2.6
2.6
2.6
2.6
2.6
2.7
Amount of fuel “H”
M
3
/h
1.6
2.5
3.4
4.3
5.2
6.1
Amount of fuel “S”
M
3
/h
2.0
2.9
3.9
5.0
6.0
7.1
Tanked PB-gas
Connecting gas pressure
mbar
28-30
Burner nozzle pressure
mbar
25.9
25.9
22.0
24.1
24.5
24.0
Burner nozzle diameter
Ø/mm
1.45
1.45
1.6
1.6
1.6
1.6
Amount of fuel
m
3
/h
1.1
1.8
2.5
3.1
3.7
4.4
Combustion product data
Classification according to the conduct of combustion products: B
11BS
Combustion product conduct
Ø
130
130
130
150
180
180
Combustion product temperature
°C
100
110
120
130
140
150
Chimney draft demand
mbar
0.1
Combustion product mass flow
m
3
/h
38.1
55.8
72.3
87.9
102.7
115
NOx –class
2. (NO
x
– concentration < 200 mg /kWh)
Electric data
Electric connection
V/Hz
230/50
Electric output
W
14-107
14-107
14-107
14
14
14
Electric protection
IP 20
Shock-protection class
I.
Pilot light protection
Ionisation
Ignition
Hz / kV
16/16 electric spark
Noise level
dB
max.50
Quality certification
CE
CE 1009
Enveloping sizes
Height
mm
860
Width
mm
410
485
560
635
710
785
Depth
mm
610
Boiler volume (without water)
kg
92
106
120
134
145
160
