Power Supply - Viessmann vitotronic 200-h Installation And Service Instructions Manual

Vitotronic 200-H, HK1B Installation and Service

Power Supply

Legend
L: Line
N: Neutral
G: Ground
A Power supply 120VAC, 1PH, 60Hz, provide
disconnect means and overcurrent protection
as per local codes
B Terminals N, G and 11 (in junction box)
C Junction box
1. Ensure that the main power supply to the control
contains overcurrent protection with a minimum
rating of 6A and 2-pole disconnect.
WARNING
The control must be grounded.
Ensure that "L", "N" and "G" are not interchanged.
2. Connect power supply wire to the connection fÖ
terminals 11, N and G on the DIN rail inside the
junction box.
Installation Sequence Installation Sequence
23