www.johnsonandstarley.co.uk
4
3.
BUILDING STANDARDS & REGULATIONS
3.1
NOTE:
Installation shall be in accordance with the following
Building Standards (Scotland Consolidation) Building Regulations
Building
Regulations
BS 5720
Mechanical Ventilation and Air Conditioning in Buildings
BS 7671
Requirements for Electrical Installations. Wiring Regulations
Institute of Electrical Engineers (I.E.E.) Regulations
Model and Local Authorities Byelaws
Heatlth & Safety Document No. 635
3.2
The design material specification and installation must only be carried out by “competent persons”.
4.
TECHNICAL DATA
5.
PREPARATION AND SAFETY NOTES
5.1
SAFETY INFORMATION
5.1.1
Ensure the mains supply voltage, frequency, number of phases and power rating comply with details
on the rating label on the unit.
5.1.2
All wiring must be in accordance with the appropriate standards.
5.1.3
Ensure safety regulations and practices are adhered to when installing and using this equipment.
5.2
DUCTING INFORMATION
5.2.1
It is an advantage to have all the compatible ductwork already installed and ready to connect to the
appliance frame.
5.2.2
Ducting passing through unheated roof voids must be insulated. Ducting runs should be as straight
as possible.
ITEM
S-10
S-16
S-20
Nominal Rated Output
kW
10
15
20
Air on Temperature
˚
C
20
20
20
Air off Temperature
˚
C
67
67
67
Water Supply Temperature
˚
C
80
80
80
Water Return Temperature
˚
C
73
72
71
Water Flow Rate
l/s
0.4
0.5
0.6
Air Volume
m³/h
576
936
1224
Water Connections
bsp
¾
¾
¾
Maximum Water Pressure
Bar
3
3
3
Maximum Power Consumption
W
150W
215W
530W
Dimensions mm
H/W/D
766 x 300 x 549
785 x 445 x 522
787 x 481 x 614
Return Air Frame
mm
204 x 380
359 x 351
366 x 372
Electrical Supply
A
230V, 50Hz, fuse rated at 3A
Weight
kg
26
36.5
42.51
