20 kW Standby Generator Installation in Parlin, NJ | Generac Generator

Parlin, NJ · Client since August 2020

Rick from Parlin, NJ has been a Green Sun Energy Services client since August of 2020. The generator was commissioned that November: 20 kW on natural gas, on a 200-amp whole-house transfer switch, sized against an 18 kW calculation for the 3,000 square foot house. An electric range and oven combination is the appliance driving that figure – electric cooking asks more of a generator in a few minutes than most of the house does all day, and it does so at exactly the hour an evening outage is most likely to be noticed. A refrigerator, a separate freezer, a washer, a gas dryer and a dishwasher complete the load. Annual maintenance, a ten-year extended parts-and-labor warranty and monitoring we manage all sit behind it.

Project Facts

Location
Parlin, NJ
Services
Standby Generator Installation, Standby Generator Service
Client since
August 2020
Manufacturer
Generac Model # 7039-1
Rated output
20 kW LP / 18 kW NG
Fuel
Natural Gas
Home sized for
3,000 sq ft
Electrical service
200 amp
Transfer switch
200 amp
Load management
Managed Whole House

Standby generator questions from Parlin homeowners

Does a generator in Parlin have to sit twelve inches above the flood elevation?

That figure should not be treated as a universal rule without looking at the actual property. The required elevation can depend on the flood-zone designation, the municipal freeboard, the Design Flood Elevation, Coastal A or V Zone conditions, NJDEP requirements and the applicable building-code provisions. Each flood-zone installation is worked out individually.

Can the generator stay connected during a pressure test?

The machine has to be protected from test pressures beyond what its fuel controls are built to withstand. The fuel-gas code sets out when appliances are disconnected or isolated for testing, and the plumbing contractor follows both that code and the generator's installation instructions.

Which way should the generator face?

Orientation has to comply with the installation instructions and must not create an unsafe exhaust or carbon-monoxide condition. Windows, doors, soffit openings, intake vents, window wells and mechanical fresh-air intakes all bear on it. Which way the machine faces is part of the site design, not an aesthetic choice made at the end.

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