Ladder Diagram - Viessmann Vitodens 200 WB2 11-44 Installation Instructions Manual

Appendix

Ladder Diagram

*
with low-loss header only
F1A
0.8A
230VAC
50
*
115VAC
230VAC
Legend
X1 Rast-5 terminal,
power supply 120 VAC
X1 ,
, Rast-5 terminal,
20A
power supply for pumps
120 VAC, 10 FLA total
X4.1, .G, .2 Rast-5 terminal,
power supply for pumps
120 VAC, 10 FLA total
F1, F2A Fuses (slow blow)
R1, R2, R3 Operating contacts
TR Transformer
115/230 VAC, 150 VA