kunzel PK 10, Operating Manual, Page: 31 / 36

Type PK10 PK15 PK20
Rated heat output kW 10 14,9 20
Burner output, max. kW 13 17 23
Burner output, min. kW 7 10 15
Burner output, recommended kW 10 15 20
Fuel Wood pellets
1
Permissible boiler temperature o C 95 95 95
Achievable boiler temp. o
C
90 90 90
Permissible operating gauge pressure bar 3 3 3
Weight kg 157 207 273
Water capacity Litre 47 60 97
Gas capacity Litre 44 82 116
Ash pan Liter 9 12 24
Capacity, internal receptacle, burner Litre 3 3 3
Water-side resistance Pa 400 400 400
Necessary chimney draft Pa 10 10 10
Maximum chimney draft Pa 18 18 18
Exhaust gas mass flow rate at rated load kg/s 0,009 0,0135 0,018
Exhaust temperature o
C
130 130 130
CO
2
% 12 12 12
Exhaust gas connection diameter mm 110 110 130
Efficiency % 90,2 91 92,3
Electrical supply 230V AC, 10A, 50Hz
Burner 80W, 230V, 50Hz
Fuses 6A automatic circuit breaker
6A high-speed fuse for the heating coil
External conveyor screw single phase 230V AC, 50 Hz, 250W, 2.4A
capacitor 14 µ F
three-phase motor should be used for conveyor
screws that are greater than 3m in length
External diameter of conveyor screw: 90 mm
Overall length of conveyor screw with motor: 3250 mm
Combustion fan Speed monitoring achieved by means
of speed control system
Height H mm 927 1202 1228
Width B
2
mm 537 560 637
Depth, excl. burner T mm 653 679 782
Depth incl. burner TB mm 1012 1055 1141
In acc. with standard DIN EN 303-5 x x x
31