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warmhaus.co.uk
1.3. Technical Specification
TECHNICAL SPECIFICATION
Unit
Ewa-2525C
Ewa-2530C
GC Number
Maximum DHW Heat Input
KW
25.8
31.5
Maximum CH Heat Input (net)
KW
24.2
24.2
Minimum Heat Input (net)
KW
3.5
3.5
Heating Circuit
G20
G31
G20
G31
Maximum Heat Output (80/60 °C)
Pn
23.7
23.7
23.7
23.7
Minimum Heat Output (80/60 °C)
Pn
3
2.5
3
2.5
Maximum Heat Output (50/30 °C)
Pnc
25
25
25
25
Pnc
3.6
2.9
3.6
2.9
Maximum Pressure
bar
3
3
Minimum Pressure
bar
0.5
0.5
Expansion Vessel Water Capacity
Litres
8
8
Expansion Vessel Pre-Charge
bar
1
1
Maximum Water Capacity in System
Litres
125
125
CH Temperature Adjustment
°C
25-80
25-80
DHW Circuit
G20
G31
G20
G31
Domestic Hot Water flow rate ( T 35 °C)
l/min
10.6
12.7
Maximum Water Pressure
bar
10
10
Minimum Flow Rate for Boiler Activation
Litres
1.5
1.5
DHW Temperature Adjustment
°C
35-60
35-60
Combustion Specification
G20
G31
G20
G31
2.38 / 2.56
0.92 / 0.99
2.38 / 3.18
0.92 / 1.15
Gas Rate – Min
0.37
0.11
0.37
0.11
%
8.7 - 9.2
10 - 10.5
8.7 - 9.2
10 - 10.5
C02 – Minimum Power (AUTO CALIBRATION ONLY)
%
8.6 – 9.4
10 – 10.5
8.6 – 9.4
10 – 10.5
C02 – Ignition Power (AUTO CALIBRATION ONLY)
%
8.8 – 9.3
10 – 10.5
8.8 – 9.3
10 – 10.5
Minimum inlet dynamic Gas Pressure
mbar
14.00
37.00
14.00
37.00
Electrical Specification
Power Supply
V
240
240
External Supply Fuse Rating
amp
3
3
Internal Supply Fuse Rating
amp
3.15
3.15
Electricity Consumption
W
95
95
Index Protection
IP
IPX5D
IPX5D
Electrical Power Supply Frequency
Hz
50
50
General
Flow Connection
mm
22
22
DHW Connection
mm
15
15
Gas Connection
mm
22
22
Cold Inlet Connection
mm
15
15
Return Connection
mm
22
22
Condensate Connection
mm
21.5
21.5
PRV Connection – Copper
mm
15
15
Dimensions (H x W x D)
mm
725 x 420 x 288
725 x 420 x 288
Net Weight
Kg
32.6
32.5
Packaged Weight
Kg
33.8
34.7
Clearances Above Casing
mm
200
200
Clearances Below Casing
mm
300
300
Clearances Front - Operational
mm
5
5
Clearances Front - Servicing
mm
450
450
Clearances Right Hand Side
mm
25
25
Clearances Left Hand Side
mm
25
25
Sound Level
db
52
52
NOx Classification
Class
6
6
Summary of Contents for EWA 2525C
Page 1: ...CONDENSING COMBI BOILERS INSTALLATION SERVICE MANUAL EWA 2525C 25 kW EWA 2530C 30 kW...
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