Specifications

LSN (Life Safety Network) Inverter Suggested Specifications
2.14 Mechanical
The system shall be contained in a code gauge, steel NEMA 1 enclosure, finished in a scratch
resistant, powder coat finish, with a key lock, conduit knockouts at the top and sides, and front opening
doors with air filters. Enclosures shall be designed to allow stacking to minimize the overall system’s
footprint. The system shall include a plenum to expel heated air from inside the unit. All components
shall be front accessible and incorporate a modular design and a quick disconnect means to facilitate
servicing.
3. Execution
3.1 Wiring
Input and output conductors shall be enclosed in separate conduits.
All load side wiring shall be sized as required for voltage drop conditions to assure proper operation of
connected loads.
3.2 System Operation
The system shall allow connection of both “normally on” and "normally off” (optional) loads. Connected
loads shall receive utility power during normal operation, and ‘no break” system inverter power during
utility interruptions.
3.3 Connected Loads
In emergency mode, the inverter system shall supply true digitally-generated AC sinusoidal output.
Refer to plans for type and location of loads served by the system.
3.4 Factory Start-up
A factory trained service representative shall be dispatched to perform the initial system start-up. Refer
to Section 2.13 for additional information.
3.5 Drawings and Manuals
___Installation/Users manual(s) for locating, mounting, interconnecting, and wiring the system with
operating and preventive maintenance procedures. (Can be located on www.dual-lite.com)
3.6 Installation
The system shall be installed in accordance with all appropriate manufacturers’ instructions and in compliance
with all appropriate codes.
0603447 Rev C Page 7 of 8 Rev. 9-23-09