Electrical Power Requirements - Riello Array AR 3000 Installation And Operation Manual

Left Door
Electrical box
Module Power
Switch
Module Power
Switch
Module Power
Switch
Module Power
Switch
Fig. 18 Front Doors Electrical box
All of the components in the Electrical box are mounted on a DIN
rail.
Terminal Blocks
Fig. 19 Left Front Door Electrical components
Right Door
Electrical box
Module Power
Switch
Module Power
Switch
Module Power
Switch
Module Power
Switch
7
Main Switch
(backside view)
7
Terminal
Blocks
Fig. 20 Right Front Door Electrical components
9
WARNING: The main switch shown in Fig. 21 does not remove
power from the left door terminal blocks.
NOTE: All electrical conduit and hardware must be installed so that
it does not interfere with the removal of any unit covers, inhibit
service/maintenance, or prevent access between the unit and
walls or another unit.

4.13.1 Electrical Power Requirements

The voltage configuration of Array AR 3000 and AR 4000 is as
follows:
− 208-230V/3Ph+Neutral/60Hz
Each boiler must be connected to a dedicated electrical circuit.
NO OTHER DEVICES SHOULD BE ON THE SAME ELECTRICAL CIRCUIT AS
THE BOILER.
The Main Circuit four-pole switch is accessible on the front door to
quickly and safely disconnect electrical service
Main Switch
(outside view)
Fig. 21 Main switch
21
INSTALLATION
7