29
29
F
IG
. 6.11
B
NUOS FSi 250 O
VERHEAT
S
TAT
W
IRING
(
TYPICAL
)
L
N
Solar
Pump
brown
g/y
blue
NUOS
FSi 250
Sensor (S2)
Fitted to Electric
Heater Flange
NUOS FSi 250
Manual Reset
Overheat
Stat NC
Switched Live,
Neutral and Earth
from
Solar Controller
Sensors
from
Solar
Controller
Sensor (S3)
Shares pocket
with overheat stat
in the event of the stored water going over temperature, the heat input to
the cylinder is isolated by physical means and is non self resetting. These
systems should be clearly identified with reference to the approvals body.
(See Note 2)
Note 1 :Whilst most solar cylinders use a coil type heat exchanger
other options such as external plate to plate devices , external annulars
or ‘tank in tank’ systems may be used but the same control options always
apply.
Note 2 :Current approved bodies include the British Board of Agreement
(BBA) , WRc-NSF Limited, or KIWA
Содержание NUOS FS 200
Страница 8: ...8 FIG 1 9A NUOS COMPONENTS IDENTIFICATION 1 9 NUOS COMPONENTS IDENTIFICATION ...
Страница 17: ...17 17 5 TECHNICAL DATA 5 1 DIMENSIONS FIG 5 1A DIMENSIONS ...
Страница 43: ...43 43 ...