Internal Extension H1; Internal Extension H2; Extension Am1; Extension Ea1 - Viessmann VITODENS 200-W Technical Manual

Control units
(cont.)

Internal extension H1

Part no. 7498 513
PCB for installation in the control unit.
Using the extension enables the following functions to be achieved:
Function
– Connection of an external safety solenoid valve (LPG)
And one of the following functions:
– Connection of a heating circuit pump (multi stage) for a directly connected heating circuit
– Connection of a central fault message
– Only with the Vitotronic 200, type HO1B:
Connection of a DHW circulation pump
Specification
Rated voltage
Rated frequency

Internal extension H2

Part no. 7498 514
PCB for installation in the control unit.
Using the extension enables the following functions to be achieved:
Function
– External extractor interlock
And one of the following functions:
– Connection of a heating circuit pump (multi stage) for a directly connected heating circuit
– Connection of a central fault message
– Only with the Vitotronic 200, type HO1B:
Connection of a DHW circulation pump
Specification
Rated voltage
Rated frequency

Extension AM1

Part no. 7452 092
Function extension inside enclosure for wall mounting.
Using the extension enables up to two of the following functions
to be achieved:
■ Switching the DHW circulation pump (only with the Vitotronic 200,
type HO1B)
■ Switching the heating circuit pump for a directly connected heating
circuit
0
1 8
5 8

Extension EA1

Part no. 7452 091
Function extension inside enclosure for wall mounting.
VITODENS 200-W
230 V~
50 Hz
230 V~
50 Hz
Rated breaking capacity of the relay output
Rated breaking capacity of the relay output
Specification
Rated voltage
Rated frequency
Rated current
Power consumption
Rated relay output breaking capacity Each 2(1) A 250 V~
Safety category
IP rating
Permissible ambient temperature
– during operation
– during storage and transport
1(0.5) A 250 V~
2(1) A 250 V~
6(3) A 250 V~
2(1) A 250 V~
230 V~
50 Hz
4 A
4 W
Total max. 4 A~
I
IP 20 D to EN 60529
ensure through design/instal-
lation
0 to +40 °C
Installation in living spaces or
boiler rooms
(standard ambient conditions)
–20 to +65 °C
VIESMANN
67
5