Page 1
Electrical Power Design Guide Innovation Water Heaters With Edge [i] Controller Applies to models: • INN 600N • INN 800N • INN 1060N • INN 1350N Disclaimer The information contained in this manual is subject to change without notice from AERCO International, Inc. AERCO makes no warranty of any kind with respect to this material, including, but not limited to, implied warranties of merchantability and fitness for a particular application.
Innovation Water Heaters – Edge [i] Controller Electrical Power Design Guide 1 General Information Innovation-Edge (INN) Water Heaters are fully factory wired and packaged units which require simple power wiring as part of the installation. This technical guide is intended to help designers provide electrical power wiring (line voltage) to Innovation-Edge units.
Innovation Water Heaters – Edge [i] Controller Electrical Power Design Guide TERMINAL BLOCK FOR 110 VAC UNITS NOTE Terminal block will specify 220 POWER BOX VAC for international units Power Box Shown With Cover Removed Figure 2. Terminal Block Location 2.1 220V Input Power Innovation-Edge units operate internally on 120 VAC power.
Innovation Water Heaters – Edge [i] Controller Electrical Power Design Guide panels for maintenance. The disconnect switch should be mounted near the unit as illustrated in Figure 1. Wiring conduit, EMT, or other wiring paths should not be secured to the unit, but supported externally.
Page 5
Innovation Water Heaters – Edge [i] Controller Electrical Power Design Guide TERMINAL BLOCK IN 220 VAC 1 PHASE L2/N POWER BOX DISCONNECT SWITCH SINGLE-POLE, 10 AMP 1 POLE 10 AMP CIRCUIT BREAKER GND L2/N L1 Figure 5. 220, Single Phase Wiring Schematic 5 Multiple Unit Wiring Whenever multiple units are installed within the same mechanical spaces, electrical code requirements call for a single electrical shutoff for emergency use.