Bosch 14/19CBI User Manual
Page 5
5
GAS SUPPLY SYSTEM - BASED ON NG (G20)
TOTAL LENGTH OF GAS SUPPLY PIPE (COPPER) metres
3
6
9 12
MAXIMUM GAS DISCHARGERATE - PRESSURE DROP 1mbar. m
3
/h
PIPE DIAMETER mm
8.7
5.8
4.6
3.9
22
18.0
12.0
9.4
8.0
28
Table 6
CLEARANCES (mm)
INSTALLATION
SERVICE
ABOVE APPLIANCE - INTERNAL REAR FLUE
30
30
ABOVE APPLIANCE - EXTERNAL FLUE TURRET 180 180
IN FRONT OF APPLIANCE
600
600
BENEATH APPLIANCE 200
200
RIGHT HAND SIDE 5
5
LEFT HAND SIDE
5 5 *
**
Table 7
SEALED SYSTEM CAPACITY - 10 litre vessel
TOTAL SYSTEM VOLUME
litres
INITIAL
INITIAL CHARGE PRESSURE bar
PRESSURE bar
0.5
1.0 1.5
1.0
72
92
N/A
1.5
39
53 64
Table 8
PERFORMANCE SPECIFICATIONS
PRIMARY WATER CAPACITY 9/14CBi 1.6 litres 14/19 & 19/24CBi 2.1 litres
STATIC HEAD MINIMUM 1.2M MAXIMUM 30M
MAXIMUM FLOW TEMPERATURE
82°C (nom)
MAXIMUM CENTRAL HEATING SYSTEM OPERATING PRESSURE (Sealed System)
2.5 bar
MINIMUM CENTRAL HEATING SYSTEM SET PRESSURE
(Sealed System)
0.12 bar
OUTPUT TO CENTRAL HEATING 9/14CBi 9.0 - 14.0kw 14/19CBi 14.0 - 19.05kw 19/24CBi 19.05 - 23.45kw
NOx CLASSIFICATION FOR CBi APPLIANCES Class 1
SEDBUK NUMBER AND BAND* 9/14CBi NG 78.5 D 14/19CBi NG 79.4 D 19/24CBi NG 78.4 D
9/14CBi LPG 81.0 D 14/19CBi LPG 81.7 D 19/24CBi LPG 80.8 D
Table 5
The appliance can be installed on the above clearance dimensions however, for improved access the following is suggested:
* Improved access - 50mm is recommended
** For improved access minimum clearance when fitted to an adjacent LHS wall is 100mm
NOTE: It is possible to fit the appliance in an unventilated compartment. Refer to Section 6 for details.
MECHANICAL SPECIFICATIONS
FLOW - COPPER TAILS 22mm
RETURN - COPPER TAILS 22mm
GAS INLET 15mm COMPRESSION
CASING HEIGHT 600mm
CASING WIDTH 390mm
CASING DEPTH 260mm
WEIGHT - LIFT 9/14CBi 28kg 14/19 & 19/24CBi 33.5kg
WEIGHT - PACKAGED 9/14CBi 41kg 14/19 & 19/24CBi 47kg
Table 4
GAS SUPPLY SYSTEM - BASED ON PROPANE (G31)
TOTAL LENGTH OF GAS SUPPLY PIPE (COPPER) metres
3
6
9 12 PIPE DIAMETER mm
1.5 — — — 15
8.0
5.2
4.2
3.6
22
15.9
8.8
8.5
7.2
28
* The value is used in the UK Government Standard Assesment Procedure (SAP) for the energy rating of dwellings. The test data from which it has been calculated
have been certified by the GASTEC noified body.