Glen Dimplex Combi 38 - Technical Data

14.0 ELECTRICAL
14.1 ILLUSTRATED WIRING DIAGRAM
40
© Dimplex Boilers 2008
br
b
g/y
bk
g
o
bk
b
r
y
br
b
g/y
gr
br
b
br
b
g/y
r
L3
L2 L1N
X1A CH7 RT CLOCK
24Hr TIME CLOCK
LCD DISPLAY
RIBBON TO PCB
RIBBON TO
LCD DISPLAY
MAINS
POWER
GAS VALVES
230Vac
FAN
230Vac
RETURN TEMP
THERMISTER
(5K NTC)
BOILER
TO PC
COM PORT
FLOW TEMP
THERMISTER
(5K NTC)
BOILER PUMP
230Vac
FLOW TURBINE
230Vac
DETECTION
ELECTRODE
IGNITION
ELECTRODE
SPARK GENERATOR
230Vac
ROOMSTAT OR LINK
X1B MAINS
X1C BOILER PUMP
X2A GAS VALVES
X3 FAN
X5 COM PORT
X6 FLOW N.T.C.
BOILER CHIP CARD BCC
X6 RETURN N.T.C.
X2B IGNITER / FLAME SENSOR
bk
bk
b
b
y
FLUE TEMP
THERMISTER
(5K NTC)
THERMAL FUSE
o
r
g
g
br
w
y
Key - Cable Colours
g Green
y Yellow
b Blue
r Red
bk Black
o Orange
g/y Green / Yellow
br Brown
gr Grey
w White
br
br
b
g/y
X8 FAN CONTROL
X8 FLUE
X8 DHW FLOW
(IF FITTED)
X4 HYDROBLOCK DIVERTER
y
o b g/y r br
Appliance Classification C13, C33, C53, B23
Appliance Combi 24 Combi 30 Combi 38
Mode Rate
Central Heating Output (non-condensing)(80-60°C) Max kW 18.0 23.3 30.0
Min kW 6.0 7.4 9.8
Central Heating Output (condensing)(50-30°C) Max kW 19.5 25.3 32.7
Central Heating Input Max Rate Net kW 18.4 23.9 30.6
Gross kW 20.4 26.5 34.0
Central Heating Input Min Rate Net kW 5.6 6.9 9.2
Gross kW 6.2 7.7 10.2
Domestic Hot Water Output Max kW 24.0 30.4 38.0
Min kW 6.0 7.4 9.8
Domestic Hot Water Input Max Rate Net kW 24.6 31.3 38.8
Gross kW 27.3 34.7 43.1
Domestic Hot Water Input Min Rate Net kW 5.6 6.9 9.2
Gross kW 6.2 7.7 10.2
Central Heating Gas Rate (after 10 min operation - hot) Max m
3
/h 1.95 2.49 3.24
Domestic Hot Water Gas Rate (after 10 min operation - hot) Max m
3
/h 2.6 3.31 4.1
Seasonal Efficiency % 90.3 90.3 90.5
Seasonal Efficiency (SEDBUK) Band “A” “A” “A”
Nox Classification Class “5” “5” “5”
Design Domestic Hot Water Performance raised 35°C Ltr/min 9.8 12.3 15.6
DHW Specific Rate (D) EN 625 Ltr/min 10.9 14.7 18.1
Min Mains Water Inlet Pressure for Max Heat Output Bar 1.0 1.0 1.0
Min Mains Water Inlet Pressure for Operation Bar 0.3 0.3 0.3
Max Mains Water Inlet Pressure Bar 10 10 10
Min Domestic Hot Water Flow Rate for Operation Ltr/min 2.0 2.0 2.5
Min Central Heating System Pressure Bar 0.5 0.5 0.5
Max Central Heating System Pressure Bar 2.5 2.5 2.5
Max Domestic Hot Water Temperature °C 60 60 60
Min Domestic Hot Water Temperature °C 40 40 40
Max Central Heating Flow Temperature °C 80 80 80
Min Central Heating Flow Temperature °C 30 30 30
General Specifications
Max lift weight kg 33.6 36.6 39.6
Total water capacity Ltr 1.8 2.1 3.1
Integral expansion vessel capacity Ltr 8 8 8
Maximum heating system water content using fitted expansion vessel, @ 0.75 bar Ltr 84 84 84
Electrical supply 230V 50Hz Fuse at 3A
Internal fuse T4H 4A 250V
Maximum power consumption W 125 140 146
IP Rating IPX4 IPX4 IPX4
Flue gas temperature Nat Gas 80/80 (Propane) °C 80 80 80
Flue gas temperature Nat Gas 50/30 °C 70 75 77
CO
2
value max rate (Nat Gas) (Case must be fitted when taking reading) % 8.8-9.2 9.1-9.5 8.9-9.3
CO
2
value min rate (Nat Gas) (Case must be fitted when taking reading) % 8.2-8.6 8.7-9.1 8.3-8.7
CO value max rate (Nat Gas) (Case must be fitted when taking reading) P.P.M 40-120 40-120 40-120
CO value min rate (Nat Gas) (Case must be fitted when taking reading) P.P.M 0-40 0-40 0-30
CO
2
value max rate (Propane) (Case must be fitted when taking reading) % 10.5-10.9 10.7-11.1 10.5-10.9
CO
2
value min rate (Propane) (Case must be fitted when taking reading) % 10.2-10.6 10.2-10.6 10.4-10.8
CO value max rate (Propane) (Case must be fitted when taking reading) P.P.M 80-160 100-180 70-150
CO value min rate (Propane) (Case must be fitted when taking reading) P.P.M 0-40 0-40 0-40
Gas Pressure - Natural Gas mbar 18-20 18-20 18-20
Gas Pressure - Propane mbar 37 37 37
Connections
Gas 22 mm compression
CH flow 22 mm compression
CH return 22 mm compression
DHW inlet 15 mm compression
DHW outlet 15 mm compression
Pressure relief valve outlet 15 mm compression
Condensate Drain 21.5 - 22 mm plastic overflow pipe
P.P.M = Parts Per Million
4.0 TECHNICAL DATA
4.1 PERFORMANCE DATA
© Dimplex Boilers 2008
9
48pp MANUAL SPREADS 19/10/10 08:36 Page 9