Viessmann Vitogate 300, Инструкция по установке и обслуживанию, Страница: 12 / 28

12
B
C
D
E
G
F
A
L1
PE
N
40
L N
+24 V GND
N
L
BN
BU
GNYE
+ -
24 V DC
100-240 V AC
Fig. 7
A
Vitogate 300
B
Power supply 100 to 240 V~, 50 to 60 Hz
C
Fuse (max. 16 A)
D
Mains isolator, 2-pole, on site (if installed)
E
Junction box (on-site)
F Vitotronic control unit power supply (plug fÖ )
G Power supply unit
1. Connect the 24 V connections (on the
Vitogate 300) and OUTPUT (on the power supply
unit) using the connecting cable supplied (0.4 m
long).
2. Check whether the power cable to the Vitotronic
control unit has appropriate fuse protection.
3. Terminate the power cable on site in terminal box
E and at plug fÖ .
Danger
Incorrect core assignment can result in seri-
ous injury and damage to the appliance.
Take care not to interchange wires "L1" and
"N":
L1 Brown (BN)
N
Blue (BU)
PE Green/yellow (GNYE)
4. Insert plug fÖ into the Vitotronic control unit.
Power supply independent of the mains isolator
When the heating system is switched off via the mains
isolator, the Vitogate 300 remains on, whilst the
Vitotronic control unit is switched off. No data is transferred to the BACnet or Modbus con-
trol system.
Installation sequence
Power supply
(cont.)
5837535
Installation