Performance data
Operating pressure of water (using
standard nozzle)
Max. operating pressure for working
with steam (using steam nozzle)
Part no. of steam nozzle
Max. excess operating pressure (safe-
ty valve)
Water flow (can be regulated in a
phase-less manner)
Suction of detergent (can be regulated
in a phaseless manner)
Water connection
Min. feed volume
Feed pressure (min.)
Max. feed pressure
Electrical connection
Current type
Frequency
Voltage
Connected load
Electrical protection (slow)
Maximum allowed net impedance
Power supply
Temperature
Max. feed temperature
Max. operating temperature of hot wa-
ter
Max. temperature safety thermostat
Temperature increase during maxi-
mum water flow
Gross heating performance
Chimney draught
Gas connection values
Natural gas E (G 20)
Natural gas LL (G 25)
Rated connection pressure (natural
gas)
Propane
Rated connection pressure (Propane) kPa
Environment data
Rated utilisation level
Standard emission factor NO
gas G 25)
Standard emission factor CO (natural
gas G 25)
Values for chimney dimensions
Suitability for excess pressure (min.)
Draught requirements
Exhaust flow - full load
CO
(Natural gas)
2
CO
(Propane)
2
Exhaust temperature max./min.
Combustion air/ air supply
Condensate drain-out
Condensate drain-out (max.)
Technical specifications
HDS 9/16-4
ST Gas,
1.251-103
MPa (bar)
16 (160)
MPa (bar)
3,2 (32)
4.766-023
MPa (bar)
17,5 (175)
l/h (l/min)
500-960
(8,3-16)
l/h (l/min)
0-50 (0-0,8) 0-50 (0-0,8) 0-50 (0-0,8) 0-50 (0-0,8) 0-60 (0-1)
l/h (l/min)
1100 (18,3) 1100 (18,3) 1100 (18,3) 1100 (18,3) 1300 (21,7) 1300 (21,7)
MPa (bar)
0,1 (1)
MPa (bar)
0,6 (6)
3N~
Hz
50
V
380-420
kW
6,4
A
16
Ohm
(0.381+j
0.238)
mm
5 x 2.5
2
°C
30
°C
98
°C
110
°C
60-65
kW
75
kPa
0,01-0,04
m
/h
7,2
3
m
/h
8,2
3
kPa
1,8-3
kg/h
--
--
%
97
(natural
mg/kWh
< 40
X
mg/kWh
< 40
kPa
0,05
kPa
0
kg/h
130
%
9,5
%
--
°C
190/150
Max. length: 10 n with two 90° arches (min. diameter 100 mm) From the installation room or
fresh outside air - depending on the local regulations.
l/h
4 (via si-
phon into
the drain-
age system)
HDS 9/16-4
HDS 9/16-4
HDS 9/16-4
ST Gas
ST Gas
ST Gas
LPG, 1.251-
LPG, 1.251-
LPG, 1.251-
104
107
107 +
2.641-915
16 (160)
16 (160)
16 (160)
3,2 (32)
3,2 (32)
3,2 (32)
4.766-023
4.766-023
4.766-023
17,5 (175)
17,5 (175)
17,5 (175)
500-960
500-960
500-960
(8,3-16)
(8,3-16)
(8,3-16)
0,1 (1)
0,1 (1)
0,1 (1)
0,6 (6)
0,6 (6)
0,6 (6)
3N~
3N~
3N~
50
60
60
380-420
230
440
6,4
6,0
6,0
16
16
16
(0.381+j
(0.381+j
(0.381+j
0.238)
0.238)
0.238)
5 x 2.5
5 x 2.5
5 x 2.5
30
30
30
98
98
98
110
110
110
60-65
60-65
60-65
75
75
75
0,01-0,04
0,01-0,04
0,01-0,04
--
--
--
--
--
--
--
--
--
5,7
5,7
5,7
5-6
5-6
5-6
97
97
97
--
--
--
--
--
--
0,05
0,05
0,05
0
0
0
130
130
130
--
--
--
12
12
12
190/150
190/150
190/150
4 (via si-
4 (via si-
4 (via si-
phon into
phon into
phon into
the drain-
the drain-
the drain-
age system)
age system)
age system)
HDS 12/14-
HDS 12/14-
4 ST Gas,
4 ST Gas
1.251-105
LPG, 1.251-
106
14 (140)
14 (140)
3,2 (32)
3,2 (32)
4.766-023
4.766-023
17,5 (175)
17,5 (175)
600-1200
600-1200
(10-20)
(10-20)
0-60 (0-1)
0,1 (1)
0,1 (1)
0,6 (6)
0,6 (6)
3N~
3N~
50
50
380-420
380-420
7,5
7,5
20
20
(0.381+j
(0.381+j
0.238)
0.238)
5 x 2.5
5 x 2.5
30
30
98
98
110
110
60-65
60-65
95
95
0,01-0,04
0,01-0,04
9,8
--
11,4
--
1,8-3
--
--
7,2
--
5-6
97
97
< 40
--
< 40
--
0,05
0,05
0
0
166
166
9,5
--
--
12
170/130
170/130
4 (via si-
4 (via si-
phon into
phon into
the drain-
the drain-
age system)
age system)
29
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