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4.11 Servomotor (SQN31.22...)
Warnings
To avoid accidents, material or environmental
damage, observe the following instructions!
Avoid opening, modifying or forcing the actua-
WARNING
tors.
All interventions (assembly and installation operations,
assistance, etc.) must be carried out by qualified personnel.
Before modifying the wiring in the connection area of the
servomotor, fully disconnect the burner control device from
the power supply (omnipolar separation).
To avoid the risk of electrocution, protect the connection ter-
minals in a suitable manner and correctly fix the cover.
Check the wiring is in order.
Falls and collisions can negatively affect the safety func-
tions. In this case, the servomotor must not be operated,
even if it displays no evident damage.
The servomotor contains electric and electronic
components that must not be disposed of with
normal domestic waste.
Respect all current local legislation.
Assembly notes
•
Check the relevant national safety standards are respected.
•
When assembling the servomotor and connecting the damp-
er, the gears can be disengaged by means of a lever, allow-
ing the drive shaft to be easily adjusted in both directions of
rotation.
Technical description of the burner
13
GB
Technical data
Operating voltage
Mains frequency
Energy consumption
Angular positioning
Assembly position
Protection level
Switching voltage
Type of motor
Environmental
conditions
Storage
Climatic conditions
Mechanical conditions
Temperature range
Humidity
S8522
AC 220 V -15 %...AC 240 V +10 %
AC 100 V -15 %...AC 110 V +10 %
50/60 Hz ±6%
6.5 VA
up to 160° (base scale)
optional
IP 40, in accordance with DIN 40050
24...250V AC
synchronous
DIN EN 60 721-3-3
Class 3K5
Class 3M2
-20...+70°C
< 95% RH
Fig. 7
Tab. G
20054100
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