Installation & Servicing instructions ATAG A-Series
24
8.1.1 Detailed information about the connection possibilities.
Options 1, 2 and 3 are single options and may not be combined.
Solo or Combi boiler with ATAG BrainZ or WiZe room thermostat.
- Connect wiring to the blue connector on position 1 and 2.
Do not connect 230V!
Solo or Combi boiler with Volt free on/off room thermostat.
- Connect wiring to the black connector on position 3 and 4.
Do not connect 230V!
230V live input from heating controls.
- The power supply cable for all boilers must be supplied and tted by the installer to
connection terminal X21. See also the electrical diagram on page 26.
Note the polarity!
230V live input. Note the polarity!
1
2
1
2
3
4
3
FUSE
T3,15AH 250V
SL N L
1 2 3 4 5
8G.44.50.00
230V