© MHG Heating Ltd
15
MHG Heating Ltd, Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey, KT20 5LR
0845 6448802 Telephone. 0845 6448803 Fax. Email
Website www.mhgheating.co.uk
010908
5.0 Technical Data
Technical Data
Units
GK 4
GK 5
GK 6
GK7
GK8
Number of Sections
4
5
6
7
8
Nominal Heat Input Net
Min/Max
kW
36.8-46.6 45.0-52.7 53.7-66.7 62.3-80.6 69.8-96.8
Nominal
Heat
Output Min/Max kW 34-43 42-49 50-62 58-75 65-90
Flow and Return Connections
1.5” 1.5” 1.5” 1.5” 1.5”
Combustion Chamber Volume
l
25.64 32.7 39.76 46.82 53.88
Standby
Losses
%
0.78-0.57 0.75-0.52 0.71-0.47 0.67-0.41 0.65-0.37
Maximum Flue Gas Volume
Kg/s
0.0151-0.0190 0.0185-0.0010 0.0220-0.0274 0.0256-0.0331 0.0286-0.0397
Flue Gas Temperature
O
C 160-200 160-185 160-190 150-195 160-211
Minimum Water Pressure
bar 0.5 0.5 0.5 0.5 0.5
Flue Gas Resistance
mbar
0.08-0.14 0.10-0.15 0.09-0.17 0.10-0.16 0.08-0.20
Required
Fan
Pressure
Pa 8-14 10-15 9-17 10-16 8-20
Power Supply (230 V / 50 Hz)
Amps
Burner
Dependant
Burner
Dependant
Burner
Dependant
Burner
Dependant
Burner
Dependant
Hydraulic
Resistance
mbar
10 12 13 15 17
Max Power Consumption
Watts
Burner
Dependant
Burner
Dependant
Burner
Dependant
Burner
Dependant
Burner
Dependant
Limit Temperature
O
C 110 110 110 110 110
Maximum Flow Temperature
O
C 90 90 90 90 90
Maximum Working Pressure
bar
4
4
4
4
4
Water
Content
Ltrs 19.5 23.0 26.5 30.0 33.5
Minimum Flow Rate
Kg/S
0.55 0.63 0.79 0.96
0.83/1.15*
Lift Weight (Dry)
kg
140
170
195
220
250
*GK8-69/GK8-90
Units supplied with a Blue Flame Oil Rocket Burner.
Technical Data
U
GK 4-34
GK 5-42
GK 6-51
GK7-61
GK8-69
GK8-90
Burner Type
RE 34 HU
RE 42 HU
RE 51 HU
RE 61 HU
RE 69 HU
RZ 2.7 U
Nominal
Heat
Output kW
34 42 51 61 69 90
Flue Gas CO
2
Percentage kW
13.5 13.5 13.5 13.5 13.5 13.5
Nominal
Input
kW
36.8 45 54.8 65.7 74.5 96.8
Residual
Fan
Pressure Pa
0 0 0 0 0 0
Flue Gas Volume
Kg/s
0.0151
0.0185 0.0225 0.0270 0.0306 0.0397
Flue Gas Temperature
0
C
160 160 160 160 170 211
Burner
Weight
Kg
12 12 12 12 12 22
Units supplied with a Gas Burner.
Technical Data
U
GK 4-
GK 5-
GK 6-
GK7-
GK8-
GK8-
Burner Type
GE 40 HUN GE 40 HUN GE 65 HUN GE 65 HUN
GE 1.20
GE 1.40
Nominal
Heat
Output kW
34 42 51 61 69 90
Flue Gas CO
2
Percentage kW
10.0 10.0 10.0 10.0 10.0 10.0
Nominal
Input
kW
36.4 45 54.5 65.3 73.8 96.3
Residual
Fan
Pressure Pa
0 0 0 0 0 0
Flue Gas Volume
Kg/s
0.0155
0.0192 0.0232 0.0278 0.0314 0.0410
Flue Gas Temperature
0
C
170 170 170 170 170 205
Burner
Weight
Kg
13 13 13 13 18 19