1 technical information, Table 1 – Glow-worm 24-38CXI Range User Manual
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11
0020013349-02
24cxi
30cxi
38cxi
Lift Weight
41kg(90lb)
42kg(92.5lb) 44kg(97lb)
Total Weight (installed)
44kg(97lb)
45kg(99lb) 47kg(103.5lb)
● Gas connection
22mm copper
● Heating and return
22mm copper
● Domestic hot water
15mm copper
Safety valve
Preset 3bar (43.5lbf/in
2
)
Safety valve discharge
15mm copper
■ Expansion vessel capacity
8 litres (1.76 gallons)
Charge pressure
0.5bar (7.3lbf/in
2
)
Heating system
0.7bar (10.1lbf/in
2
)
minimum pressure
Max. Domestic hot water flow rate
at 35
O
C rise
24 cxi
9.8L/min.
30 cxi
12.3L/min.
38 cxi
15.5L/min.
Min. Domestic hot water flow rate
24/30/38cxi 1L/min.
Maximum flow temperature
63
0
C
■
Maximum heating system
130 litres
water content using
(28.6 gallons)
pressurised at 1bar.
fitted expansion vessel,
at 75
0
C average system
temperature
Electrical supply
230V~50Hz
Electrical rating
180W fused 3A
IP classification
X4D
Internal Fuse rating
On PCB
630mAT
TABLE 1
D.H.W Max. working pressure
10bar (145lbf/in
2
)
Minimum working pressure for
max. domestic flow rate
0.2bar (2.9lbf/in
2
)
1 Technical Information
Diagram 1.2
■ For larger systems use an additional
expansion vessel.
● Ball valves are fitted in water and gas connections.
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