Unit installation

2.0 Technical Data
1 5
Bermuda Inset 2 Boiler 50/4 E
The Boiler is for use with Natural Gas only.
Heat Input Max Mid Min
kW 18.79 17 15.2
Btu/h 64,100 58,070 51,850
Heat Output Max Mid Min
kW 14.65 13.19 11.72
Btu/h 50,000 45,000 40,000
Burner Pressure Max Mid Min
mbar 17 14 11
in wg 6.8 5.6 4.4
Water Content Max
litres 1.6
gallons 0.35
Gas Connection R
c
1
/
2
(
1
/
2
in BSPT)
Water Connections 3 x 1in BSP
Electricity Supply 230V ~ 50Hz
External fuse - 5 Amp
Appliance Rating - 17 watt
Controls Electronic thermostat
intermittent pilot & timed
electronic flame sensing
with atmospheric sensing
device.
Gas Rate 1.8m
3
/h
(after 10 mins) (63.57ft
3
/h)
Lifting Weight 33.2 kg (73.2 lbs)
Dimensions Height 516mm
Width 440mm
Depth 368mm
Flue Diameter
mm 125
in 5
Heat Exchanger Cast Iron
Low Head (Min)
mm 1000
in 39
3
/
8
Water Systems Fully pumped or pumped
heating with gravity hot
water. Sealed system with
optional safety limit
thermostat.
0
2
6
10
4
8
12
14
16
18
20
22
0 5 10 15
Inset 50/4 E hydraulic resistance
mbar
20
l/min
with injector Tee without injector Tee
Fig. 2
Sedbuk Declaration For Bermuda
Inset 2 50/4 E
The seasonal efficiency (SEDBUK) is 76.1%
This value is used in the UK Government’s
Standard Assessment Procedure (SAP) for
energy rating of dwellings. The test data
from which it has been calculated has been
certified by 0086.