Viessmann VIESMANN VITOLIGNO 300-H Technical Manual page 28

Ecotronic control unit for Vitoligno 300-H
Specification
Rated voltage
Rated frequency
Rated current
Power consumption
IP rating
Safety category
Permissible ambient temperature
– during operation
– during storage and transport
Rated breaking capacity of the relay
output for heating circuit pump sÖ
Torque
Runtime for 90 ° ∢
Flow temperature sensor (contact temperature sensor)
4 2
3
6 6
Secured with a tie.
Specification
Lead length
IP rating
Sensor type
Permissible ambient temperature
– during operation
– during storage and transport
Information on extension kit, part no. 7301 062
For DHW heating, the following must be ordered separately:
For DHW heating, the temperature sensor with part no. 7438 702 is
used as a cylinder temperature sensor (sensor well to be ordered sep-
arately if required).
The contact temperature sensor, which is part of the extension kit
delivery, is used as a return temperature sensor.
Mixer extension kit for separate mixer motor
Part no. 7301 062
KM BUS subscriber
For the connection of a separate mixer motor.
Components:
■ Mixer PCB for the connection of a separate mixer motor
■ Flow temperature sensor (contact temperature sensor)
■ Plug for connecting the heating circuit pump and the mixer motor
■ Power cable (3.0 m long) with plug
■ BUS cable (3.0 m long) with plug
VIESMANN
28
(cont.)
230 V~
50 Hz
2 A
5.5 W
IP 32D to EN 60529
ensure through appropriate
design/installation
I
0 to +40 °C
–20 to +65 °C
2(1) A 230 V~
3 Nm
120 s
2.0 m, fully wired
IP 32D to EN 60529
ensure through appropriate
design/installation
Viessmann NTC, 10 kΩ at
25 °C
0 to +120 °C
–20 to +70 °C
Mixer PCB
0
1 8
5 8
Specification
Rated voltage
Rated frequency
Rated current
Power consumption
IP rating
Safety category
Permissible ambient temperature
– During operation
– During storage and transport
Rated relay output breaking capacity
Heating circuit pump sÖ
Mixer motor
Required runtime of the mixer motor
for 90 ° ∢
Flow temperature sensor (contact temperature sensor)
4 2
6 6
Secured with a tie.
Specification
Cable length
IP rating
Sensor type
Permissible ambient temperature
– During operation
– During storage and transport
Immersion temperature controller
Part no. 7151 728
May be used as a maximum temperature limiter for underfloor heating
systems.
The temperature limiter is installed into the heating flow and switches
the heating circuit pump OFF if the flow temperature is too high.
230 V~
50 Hz
2 A
1.5 W
IP 20D to EN 60529
Ensure through design/instal-
lation
I
0 to +40 °C
–20 to +65 °C
2(1) A 230 V~
0.1 A 230 V~
approx. 120 s
5.8 m, fully wired
IP 32D to EN 60529
Ensure through design/instal-
lation
Viessmann NTC 10 kΩ at
25 °C
0 to +120 °C
–20 to +70 °C
VITOLIGNO 300-H