Specification - Viessmann VITODENS 343-F WS4A Installation And Service Instructions Manual

Specification

Specification
Rated voltage: 230 V
Rated frequency: 50 Hz
Rated current: 6.3 A
Safety class: I
Protection: IP X 4 D to
EN 60529
Permissible ambient temperature
during operation:
during storage
and transport:
Gas fired condensing compact boiler, category II
Rated output range T
Rated thermal load range
for central heating
for DHW heating
Connection values
relative to the max. load
with
Natural gas E
Natural gas LL
LPG
Product ID
Note
The supply values are only for docu-
mentation purposes (e.g. in the gas
contract application) or to estimate
the supplementary volumetric set-
tings. Because of factory settings, the
gas pressure must not be altered from
these settings. Reference: 15 °C,
1013 mbar.
144
Electronic tempera-
ture limiter setting:
Temperature limiter
setting:
Line fuse (mains):
Power consumption
Circulation
0 to +40 °C pumps:
-20 to +65 °C Burner:
Control unit:
/T 50/30 °C
V R
82 °C
100 °C (fixed)
max. 16 A
max. 220 W
max. 40 W
max. 10 W
2ELL3P
kW 4.2 to 13
kW 3.9 to 12.3
kW 3.9 to 16.7
3
m /h
3
m /h
kg/h
_-0085 BO 0338
1.77
2.05
1.31