Electrical Installation - Viessmann VITOTRON 100 Installation And Service Instructions Manual

Instructions for the Installer

Electrical Installation

10
Vitotron 100 Electric Boiler Installation/Service
Electrical Wiring Diagram
For supply connections, use 10 awg or larger wires
suitable for at least 167°F (75°C)
1. All electrical work should be completed in accordance
to local or state electrical and building codes.
2. This electric boiler must be electrically grounded in
accordance with National Electrical Code ANSI/
NFPA70, or local codes.
3. This electric boiler operates with 240VAC single
phase electrical power source.
4. Connect the electric boiler to the electrical service
using 1 COPPER WIRE ONLY. Tighten connections
by using a 3/16 in. Hex key tool. Conform to local
electrical codes for correct sizing of electrical breakers
and size of electric conductor wires. Refer to electric
boiler nameplate for current and kW ratings. Local
electric codes may require an electrical disconnect.