35
High limit safety cut-out for heat
pump in conjunction with an external
heat source
222.3
222.4
A
X3.1
X2.N
C
B
K1
D
A
Terminals on extension PCB
B
Move jumper from X3.1 to 222.3
C
Connection on the external heat
source at terminals for external
demand
D
High limit safety cut-out (max. 70
°C) as heat pump protection
K1 Relay; sizing in accordance with the
external heat source; observe
safety instructions
Plug
sXF
Terminals
Function
Explanation
224.7
Circulation pump for DHW
reheating
or
Connection values
■ Max. output: 100 W
■ Voltage: 230 V~
■ Max. switching current: 4(2) A
Control of the immersion
heater EHE (for connection,
see the following diagram)
Installation sequence
Electrical connections
(cont.)
5782 176 GB
Installation
Содержание Vitocal 200-S
Страница 80: ...80 Removing cover from programming unit if necessary 5 4 4x Troubleshooting Repairs cont 5782 176 GB...
Страница 81: ...81 Placing the control panel in its service position 4x 1 3 2 Troubleshooting Repairs cont 5782 176 GB Service...
Страница 145: ...145 5782 176 GB...
Страница 146: ...146 5782 176 GB...
Страница 147: ...147 5782 176 GB...