Component
Connected
load in W
Max.
switching
current in
A
Vitocal 200-A, type
Vitocal 222-A, type
AWO(-M)
201.A
AWO(-M)-E
201.A
AWO(-M)-E-AC
201.A
AWOT(-M)-E
221.A
AWOT(-M)-E-AC
221.A
Control of mixer motor for
external heat generator;
signal mixer CLOSE
10
0.2 (0.1)
X
X
Mixer motor switching for
external heat generator;
signal mixer OPEN
10
0.2 (0.1)
X
X
External heat generator
switching
Floating con-
tact
4 (2)
X
X
r
2.
Control of instantaneous
heating water heater,
stage 2
10
4 (2)
X
X
X
X
Circulation pump for DHW
reheating
or
100
4 (2)
X
X
Immersion heater EHE
switching
Total
Max. 1000 Max. 5(3) A
Values in brackets at cos φ = 0.6
Note
■ Secondary pump, 3-way diverter valve for "central heating/DHW
heating" and instantaneous heating water heater are integrated in
the heat pump and connected at the factory.
■ Heating circuit pump M3/HC3 and heating circuit mixer motor
M3/HC3 are connected to the mixer extension kit (accessories).
Control unit accessories
9.1 Overview
Accessories
Part no.
Vitocal 200-A, type
Vitocal 222-A, type
AWO(-M) 201.A
AWO(-M)-E
201.A
AWO(-M)-E-AC
201.A
AWOT(-M)-E
221.A
AWOT(-M)-E-AC
221.A
Photovoltaics: See from page 136.
Energy meter single phase
7506156
X
X
X
X
Energy meter 3-phase
7506157
X
X
X
X
Remote control units: See from page 137.
Vitotrol 200-A
Z008341
X
X
X
X
Wireless remote control units: See from page 138.
Vitotrol 200-RF
Z011219
X
X
X
X
Wireless accessories: See from page 139.
Wireless base station
Z011413
X
X
X
X
Wireless repeater
7456538
X
X
X
X
Sensors: See from page 140.
Contact temperature sensor (NTC 10 kΩ)
7426463
X
X
X
X
Immersion temperature sensor (NTC 10 kΩ)
7438702
X
X
X
X
Miscellaneous: See from page 140.
Contactor relay
7814681
X
X
X
X
KM-BUS distributor
7415028
X
X
X
X
Swimming pool temperature controller: See from page 141.
Temperature controller for regulating swimming pool
temperature
7009432
X
X
X
X
Extension for heating circuit control unit, general: See from page 141.
High limit safety cut-out 65 °C
7197797
X
X
X
X
Immersion thermostat
7151728
X
X
X
X
Contact thermostat
7151729
X
X
X
X
Heat pump control unit
(cont.)
VITOCAL
VIESMANN
135
5831388
9
