
Cummins RS20ACE - 20kW Quiet Connect™ Series Extreme Cold Weather Home Standby Generator System (200A Service Disconnect)
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Cummins 20kW Home Standby Generator Quiet Connect™ RS20AC
Details and Specifications
Complete generator package with 200A Service Entrance Rated Nema 3R Enclosure Automatic Transfer Switch.The QuietConnect™ series of home standby generators is enhanced with features – like weather protective, sound insulated enclosures – for a best-in-class 65dB or lower noise, approximately the same volume as a normal conversation.
- 120/240 Volt
- 20 kW Generator
- Warm Weather Connect Series
- Designed to Be Extremely Quiet
QuietConnect™ home standby generator models are designed and tested at our world-class Sound-Testing Facility. Unique, attractive enclosures and patented sound technology suppress engine noise to its lowest possible level. - Remote Diagnostics Capabilities
There are a number of options available for you to control your generator: A. The in-home display allows you to monitor your QuietConnect™ home standby generator from the comfort of your home. B. Super-convenient remote monitoring from your computer or mobile device lets you know when and how your generator is running from almost anywhere. Our Connect Cloud mobile app puts the power in your hands. - Incredibly Efficient Operation
Capable of running on clean-burning liquid propane or natural gas. Provides the right amount of power needed to keep your life running seamlessly through intelligent controlling of your home’s circuits. Extremely fuel-efficient operation and no-start exercise mode* for fewer emissions and more environmentally friendly performance (*available on certain models). - Extremely Compact Design
The compact size of the 13kW,17kW and 20kW models means the generator can be installed as close as 18 inches away from your home. Aesthetically pleasing appearance helps it easily blend into nearly any landscape. - Designed for Durability
The robust design and unique enclosure help these generators handle harsh weather conditions. The cold-start capabilities allow the generator to provide backup power even when temperatures plummet. - Intelligent Load Management
Integrated into air-cooled products up to 20kW, intelligent load management allows you to protect your entire home by turning equipment on and off based on your needs and priorities. This technology can enable full house protection by allowing you to invest in a smaller generator.
Features:
- Designed to be extremely quiet and neighborhood friendly
- Built in remote monitoring means you can control your generator from anywhere
- Intelligent load management so you don’t have to make choices on which circuits you power
- Flexible exercise mode to suit your preference and reduces unnecessary fuel consumption, emissions and noise
- Compact and aesthetically pleasing design blends into your landscape
- Can be installed as close as 18” from your home
Specifications
Engine
• Natural gas/propane
• Engine air cleaner
• Engine oil (Synthetic)
• Oil drain extension tube
• Low oil pressure shutdown
Fuel System
• Single fuel – natural gas or propane vapor, field selectable
(Set to Natural gas from factory)
Alternator
• 60 Hz, 1 phase, < 5% THD (total harmonic distortion)
• Long life electrographic DC brushes
• Slip ring heater
Control
• Display language – English
• Under hood built in display
Electrical
• Single 100A circuit breaker, UL certified
(On all models)
• Battery charging alternator
• Battery charger – 4 Amps
Cooling
• Single direct drive blower
Enclosure
• Aluminum exterior, galvanized steel interior
• Evaluated to withstand 180 MPH wind loads in
accordance with ASCE7-10
Code Compliance
• UL 2200
• CSA 22.2 and B149.1
• EPA emissions
• NFPA 37 – 18 inches
Warranty
• Base: 5 years / 2000 hours
• Extended warranties available
Generator Set performance
Voltage regulation, no load to full load: ±1.25%
Steady state voltage variation: ±1.25%
Frequency regulation: Isochronous
Motor starting kVA (30% voltage dip): 40 for RS20A/AC,
34 for RS17A, and 26 for RS13A
Steady state freq. variation: ±1.25% (±1.5% @ No load)
Operating temperature: 122 °F (50 °C) to -40 °F (-40 °C)
See Accessories section for details on kits
Engine
Model: QSJ999G
Design: Naturally aspirated, V twin air cooled
Bore: 3.54 in (89.9 mm)
Stroke: 3.09 in (78.5 mm)
Displacement: 60.96 inch3
(999 CC)
Cylinder block: Aluminum
Battery capacity: Group 51R, 450 CCA at ambient
temperature of 32 °F (0 °C)
Starting voltage: 12 volt, negative ground
Oil Filter type: Spin-on
Rated speed: 3600 rpm
Fuel supply pressure
Minimum - in H2O (kPa):
NG - 3.5 (0.87) / LP - 6.0 (1.49)
Maximum - in H2O (kPa):
NG - 12.0 (3.0) / LP - 12.0 (3.0)
Weight, size and sound level
Weight: 531 lbs
Size: Length: 34.1 in (865 mm), Width: 36.0 in (915 mm), Height: 27.3 in (694 mm)
Sound: 65 dB(A) at 23 ft. (7 m) at normal load
Voltage / Frequency: 120/240V / 60Hz
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Not eligible for returns – Return Policy
✓ Questions? Call 1-833-906-1077
✓ $0 Sales Tax at checkout
✓ Manufacturer Warranty Included