6
!
Please note
Electronic assemblies can be damaged by elec-
trostatic discharge.
Prior to commencing any work, touch earthed
objects such as heating or water pipes to dis-
charge static loads.
Fig. 1
Vitotrol 300-B connection
2-core cable with a cross-section of min. 0.75 mm;
cores may be interchanged
Max. cable length 50 m
Note
Never route the cable to the Vitotrol 300-B immediately
next to 230/400 V cables.
C
13c
9
A
B
4
3
2
1
145
1
2
Fig. 2
A
Vitotrol 300-B
B
2-pole plug
aVG
(control unit or KM-BUS distribu-
tor)
C
Separate room temperature sensor NTC 10 k
Ω
(accessories)
Installation sequence
Vitotrol 300-B installation
5465 1
15 GB
Installation
