Specification - Wolf CGB-2 Series Installation Instructions For Contractors

Type
Rated heating output at 80/60 °C
Rated heating output at 50/30 °C
Rated heat input
Lowest heating output (modulating) at 80/60 °C
Lowest heating output (modulating) at 50/30 °C
Lowest heat input (modulating)
Heating flow connection
Heating return connection
DHW connection/DHW circulation
Cold water connection
Gas connection
Balanced flue connection
Dimensions Depth
Width
Height
Air/flue gas routing
Gas supply details
Natural gas E/H
(Hi [net cv] = 9.5 kWh/m³ = 34.2 MJ/m³)
Natural gas LL
(Hi [net cv]=8.6 kWh/m³ = 31.0 MJ/m³)
LPG P (H [net cv] = 12.8 kWh/m³=46.1 MJ/m³)
i
Natural gas supply pressure (permiss. min./max.)
LPG supply pressure (permiss. min./max.)
Std seasonal efficiency [to DIN] at 40/30 °C
(Hi[net cv]/Hs[gross cv])
Std. seasonal efficiency [to DIN] at 75/60 °C
(Hi[net cv]/Hs[gross cv])
Efficiency at rated load at 80/60 °C (Hi[net cv]/Hs[gross cv])
Efficiency at 30 % partial load and TR=30 °C
(Hi[net cv] /Hs[gross cv])
Flow temperature, factory setting
Flow temperature up to approx.
Max. overall pressure
Max. residual head for heating circuit: HE pump (EEI <0.23)
600 l/h pump rate (14 kW at ∆t=20 K)
860 l/h pump rate (20 kW at ∆t=20 K)
1030 l/h pump rate (24 kW at ∆t=20 K)
DHW flow rate
Minimum flow pressure to EN 625
Specific water throughput "D" at ∆t = 30 K
Max. permissible positive DHW pressure
DHW temperature range (adjustable)
Hot water content of htg. water heat exchanger
Expansion vessel, total capacity
Expansion vessel, pre-charge pressure
Flue gas temperature 80/60-50/30 at Qmax
Flue gas temperature 80/60-50/30 at Qmin
Flue gas mass flow rate at Qmax
Flue gas mass flow rate at Qmin
Available gas fan draught at Qmax
Available gas fan draught at Qmin
Flue gas category
NOx class
Amount of condensate at 50/30 °C
pH value of condensate
Power consumption in standby
Maximum power consumption
IP rating
Power supply/fuse/MCB protection
Total weight
CE designation
ÖVGW quality symbol [Austria]
SVGW No. [Switzerland]
Heating mode/DHW mode
1)
2) Natural gas/LPG (G31)
Applies only to Switzerland
3)
Meets the requirements of proKlima and KfW.
10

4. Specification

CGB-2 14
CGB-2K -
kW 13.5
kW 15.2
kW 14.0
kW 1.8/4.6
kW 2.1/5.4
kW 1.9/4.9
G ¾" (DN20)
G ¾" (DN20)
G ¾"
G ¾"
R ½"
mm 60/100
mm 378
mm 440
mm 790
Type B23P, B33P, C13(x), C33(x), C43(x), C53(x), C63(x), C83(x), C93(x)
m³/h 1.44
m³/h 1.59
kg/h 1.07
mbar 20 (17-25)
mbar 50 (42.5-57.5)
% 110/99
% 107/96
% 98/88
% 109/98
°C 75
°C 90
bar 3.0
mbar 550
mbar -
mbar -
l/min -
bar -
l/min -
bar -
°C -
l 1.3
l 10
bar 0.75-0.95
°C 62-45
°C 30-25
g/s 6.2
g/s 0.9
Pa 125
Pa 10
G
52
6
l/h approx. 1.4
approx. 4.0
W 3
W 17-59/45
IP IPX4D
kg 33
20 24
- -
18.9/22.2 23.8/27.1
1)
(23.8 )
3)
20.4 25.8
19.6/23.0 24.6/28.0
(24.6
3)
3.8/6.8 4.8/6.8
2) 2)
2) 4.4/7.4 2) 5.6/7.4
2) 3.9/6.9 2) 4.9/6.9
¾" (DN20) ¾" (DN20)
¾" (DN20) ¾" (DN20)
¾" ¾"
¾" ¾"
½" ½"
60/100 60/100
378 378
440 440
790 790
2.06/2.42 2.52/2.95
2.28/2.67 2.79/3.25
1.53/1.80 1.87/2.19
20 (17-25) 20 (17-25)
50 (42.5-57.5) 50 (42.5-57.5)
110/99 110/99
107/96 107/96
98/88 98/88
109/98 109/98
75 75
90 90
3.0 3.0
550 550
430 430
- 280
- -
- -
- -
- -
- -
1.3 1.3
10 10
0.75-0.95 0.75-0.95
70-50 76-50
30-25 33-27
8.8/10.7 10.9/13.0
1)
1.8 2.3
135 180
14 17
G G
52 52
6 6
approx. 2.0 approx. 2.4
approx. 4.0 approx. 4.0
3 3
1) 17-51/63 1) 17-62/88
IPX4D IPX4D
230 V/50 Hz/16 A/B
33 33
CE-0085CO0098
G 2.990
14-026-4
- -
20 24
18.9/22.2 23.8/27.1
1) 1)
(23.8
3)
20.4 25.8
19.6/23.0 24.6/28.0
) (24.6
3)
3.8/6.8 4.8/6.8
2) 2)
2) 4.4/7.4 2) 5.6/7.4
2) 3.9/6.9 2) 4.9/6.9
¾" (DN20) ¾" (DN20)
¾" (DN20) ¾" (DN20)
¾" ¾"
¾" ¾"
½" ½"
60/100 60/100
378 378
440 440
790 790
2.06/2.42 2.52/2.95
2.28/2.67 2.79/3.25
1.53/1.80 1.87/2.19
20 (17-25) 20 (17-25)
50 (42.5-57.5) 50 (42.5-57.5)
110/99 110/99
107/96 107/96
98/88 98/88
109/98 109/98
75 75
90 90
3.0 3.0
550 550
430 430
- 280
2.0-6.5 2.0-8.0
0.4 0.65
10.3 13.0
10 10
45-65 45-65
1.3 1.3
10 10
0.75-0.95 0.75-0.95
70-50 76-50
30-25 33-27
8.8/10.7 10.9/13.0
1) 1)
1.8 2.3
135 180
14 17
G G
52 52
6 6
approx. 2.0 approx. 2.4
approx. 4.0 approx. 4.0
3 3
1) 17-51/63 1) 17-62/88
IPX4D IPX4D
35 35
3064810_201804
1)
)
)
2)
2)
2)
1)
1)