
6
1.
GENERAL
REQUIREMENTS
1.1
Each
solar
water
heater
has
to
be
confronted
with
the
general
requirements
imposed
by
European
standards
related
to
flat
solar
thermal
water
heaters
quality
and
performance
evaluation.
Standards
are
:
I
)
ΕΝ
12975
–
1
(
solar
collector
general
requirements
)
II
)
ΕΝ
12975
–
2
(
qualification
tests
of
glazed
liquid
solar
collectors
).
III)
ΕΝ
12976
–
1
(solar
water
heating
system
general
requirements)
IV)
ΕΝ
12976
–
2
(
thermal
performance
of
solar
domestic
water
heating
systems)
.
1.2
Solar
water
heater
labeling
On
each
solar
collector
an
ineffaceable
distinctive
label
is
been
stuck
(
upwards
and
on
the
left
side
)
,
containing
the
following
data
:
Manufacturer
name
Solar
water
heater
type
Serial
number
Production
year
Ολική επιφάνεια του συλλέκτη
/
των συλλεκτών του
συστήματος
Collector
gross
area
Collector
aperture
area
Storage
tank
nominal
capacity
Maximum
working
pressure
Working
pressure
Protection
against
overheating
All
electric
parts
voltage
Liquid
Содержание SI 150
Страница 1: ...1 INSTALLATION AND MAINTENANCE MANUAL SI 150 2...
Страница 4: ...4 Warrantee...
Страница 7: ...7 2 INSTALLATION INSTRUCTIONS SI 150 2...
Страница 12: ...12 6 COLLECTOR COUPLING...