Gerador de emergência Cummins Quiet Connect de 125 kW, refrigerado a líquido, 120/240 volts, monofásico.
O Gerador de emergência Cummins Quiet Connect de 125 kW, refrigerado a líquido, 120/240 volts, monofásico. is engineered to deliver dependable backup power for homes, commercial facilities, and critical infrastructure. Built by Cummins Power Generation, this advanced standby generator provides reliable performance during outages, ensuring that electrical systems remain operational when grid power fails.
A high-capacity Cummins 125kW generator like the RS125 model is designed for demanding environments. It combines a powerful liquid-cooled engine, intelligent electronic controls, and a durable enclosure capable of operating in extreme weather conditions. Whether installed for residential estates, small businesses, or light industrial applications, this generator ensures consistent energy supply with minimal downtime.
The RS125 model is part of the trusted Quiet Connect series, known for low noise levels, strong structural design, and advanced automation features. Its gerador de reserva a gás natural configuration also supports propane fuel, giving installers flexibility when selecting a fuel source.
For customers comparing power solutions across the Cummins lineup, you may also review larger and smaller systems such as the Cummins RS50 Quiet Connect 50kW generator or the Cummins 80kW liquid cooled standby generator to determine the best fit for your installation.
Cummins Quiet Connect 125kW Generator Overview
O Gerador de emergência Cummins Quiet Connect de 125 kW, refrigerado a líquido, 120/240 volts, monofásico. is built around the proven RS125 platform. This generator is designed to power large residential properties and commercial facilities requiring uninterrupted electricity during outages.
Os principais destaques incluem:
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125kW standby power output
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Single phase 120/240 volt configuration
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Natural gas or propane fuel capability
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Liquid-cooled engine for heavy-duty operation
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Sistema de controle eletrônico PowerCommand
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Advanced aluminum weatherproof enclosure
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Quiet operation with sound-reducing housing
Because it is a gerador de reserva refrigerado a líquido, it can run longer and more efficiently than air-cooled alternatives. This makes it suitable for extended power outages or critical infrastructure applications.
High-Performance Cummins 8.9L Engine
No centro do Cummins RS125 generator is a robust 8.9-liter turbocharged inline six-cylinder engine. Cummins designed this engine specifically for standby generator applications where durability and reliability are essential.
As especificações do motor incluem:
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8.9L turbocharged and aftercooled engine
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Configuração de 6 cilindros em linha
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Cast iron block for durability
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1800 RPM operating speed
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Liquid cooling system for continuous operation
This design allows the generator to maintain stable output during extended outages while minimizing mechanical wear.
The turbocharged engine improves fuel efficiency and power output, which is important for a gerador de reserva comercial running critical equipment.
Flexibilidade de combustível: gás natural ou propano
O Gerador de emergência Cummins Quiet Connect de 125 kW, refrigerado a líquido, 120/240 volts, monofásico. supports dual fuel options, making it adaptable to different installation environments.
Tipos de combustível suportados:
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Gás Natural (GN)
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Gás propano líquido (GLP)
Fuel consumption at rated loads:
Consumo de gás natural
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Full load: 1665.6 cubic feet per hour
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Half load: 981.3 cubic feet per hour
Consumo de propano
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Full load: 674 cubic feet per hour
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Half load: 383.7 cubic feet per hour
The ability to run as either a gerador de reserva a propano or natural gas system ensures reliable fuel availability in different locations.
Many homeowners prefer natural gas because it connects directly to municipal supply lines, eliminating the need for fuel storage.
PowerCommand 2.3 Intelligent Control System
Cummins integrates the Sistema de controle eletrônico PowerCommand 2.3 into the RS125 generator to automate operation and ensure reliable performance.
This advanced control module manages multiple generator functions:
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Partida e parada automática do gerador
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Regulação de tensão dentro de ±1%
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Frequency regulation within ±0.25%
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Output monitoring and diagnostics
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Automatic shutdown during faults
These features make the generator an gerador de reserva automático that requires minimal manual intervention.
For critical applications like hospitals, data centers, and commercial facilities, this level of automation is essential.
Voltage Output and Electrical Performance
O Gerador de emergência Cummins Quiet Connect de 125 kW, refrigerado a líquido, 120/240 volts, monofásico. delivers powerful electrical output suitable for large buildings and facilities.
Electrical specifications:
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Rated power output: 125kW
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Rated amps: 520.8 amps
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Voltage: 120/240 volts single phase
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Frequência: 60 Hz
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Alternator: 4-pole single phase alternator
This configuration makes it an ideal whole home backup generator capable of powering:
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Sistemas HVAC
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circuitos de iluminação
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bombas de água
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appliances
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sistemas de segurança
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commercial equipment
The advanced voltage regulation ensures stable power output, protecting sensitive electronics from damage.
Design do gabinete QuietConnect
Cummins designed the Quiet Connect series to operate quietly while providing maximum protection.
The RS125 generator includes a powder-coated aluminum enclosure designed to withstand harsh environmental conditions.
Principais características da caixa:
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Construção em alumínio resistente à corrosão
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Powder coat finish for weather protection
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Hinged access doors for maintenance
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Noise reduction design
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Wind resistance up to 180 mph
With the optional Sound Level II enclosure upgrade, the generator can achieve noise levels as low as 73 dBA at 23 feet.
Isso faz com que seja um gerador de reserva silencioso suitable for residential neighborhoods.
Extreme Weather Performance
One major advantage of the Cummins RS series generators is their ability to operate in extreme environments.
O Gerador de emergência Cummins Quiet Connect de 125 kW, refrigerado a líquido, 120/240 volts, monofásico. is engineered to start in temperatures as low as -40°F.
Additional weather resilience includes:
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Seismic compliance (IBC standards)
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wind resistance up to 180 MPH
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UL-2200 safety certification
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conformidade com as emissões da EPA
This ensures dependable performance even during severe storms or natural disasters.
Modo de exercício flexível
Regular testing is important for standby generators. Cummins includes a flexible exercise mode that allows the generator to run automatically for maintenance purposes.
Users can configure the system to run:
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weekly
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monthly
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every six months
The system can run for as little as two minutes during scheduled exercise cycles.
This automated testing ensures the generator remains ready for emergencies.
Installation Requirements
Instalando um Cummins standby generator requires proper site preparation and professional installation.
Typical installation steps include:
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Prepare the generator mounting pad
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Install natural gas or propane fuel connection
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Connect automatic transfer switch (ATS)
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Connect electrical circuits to the building
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Configure generator control system
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Perform startup and load testing
An automatic transfer switch is required but sold separately.
The ATS detects utility power failure and automatically starts the generator.
Comparing Cummins Standby Generators
When selecting a backup generator, it is helpful to compare different models in the Cummins lineup.
Smaller installations may benefit from the Cummins 50kW Quiet Connect generator which is ideal for medium residential applications.
Larger commercial applications may require a higher capacity unit such as the Cummins 80kW standby generator.
O Cummins 125kW generator sits between these options, making it suitable for:
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large homes
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small commercial facilities
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retail buildings
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healthcare clinics
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light industrial sites
Practical Tips for Choosing a 125kW Standby Generator
Selecting the right standby generator requires careful planning.
Important considerations include:
1. Calculate power requirements
Add the wattage of all systems that must run during an outage.
Typical loads include:
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Sistemas HVAC
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unidades de refrigeração
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circuitos de iluminação
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sistemas de segurança
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servers or IT equipment
2. Choose the right fuel source
Natural gas is convenient when a municipal line is available.
Propane works well for remote locations.
3. Install a professional transfer switch
The automatic transfer switch ensures seamless transition from grid power to generator power.
4. Plan maintenance schedules
Routine maintenance ensures long-term generator reliability.
Maintenance tasks include:
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oil changes
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coolant inspection
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battery testing
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fuel system checks
Análise de especialistas: Por que os geradores refrigerados a líquido são os preferidos
Os profissionais costumam recomendar geradores de reserva refrigerados a líquido Para instalações de alta potência.
As vantagens incluem:
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longer runtime capability
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improved heat management
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quieter operation
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higher power capacity
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extended engine lifespan
Air-cooled generators are suitable for smaller residential installations, but for a 125kW standby system, liquid cooling provides superior performance.
Product Specifications
Manufacturer: Cummins Power Generation
Model: RS125 (C125N6)
Power Output: 125kW
Voltage: 120/240 volts single phase
Rated Amps: 520.8 amps
Frequência: 60 Hz
Engine: Cummins 8.9L turbocharged inline 6
Sistema de refrigeração: Refrigeração líquida
Fuel Type: Natural gas or LP propane
Enclosure: Aluminum sound-attenuated housing
Weight: 3907 lbs
Dimensions: 143L x 40W x 65.6H
Sistema de partida
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12-volt electric start
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850-amp battery capability
Compliance
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Certificado pela UL-2200
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Em conformidade com as normas de emissões da EPA
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Compatível com a norma NFPA 110, incluindo acessórios.
Garantia
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2-year limited warranty
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extended coverage options available
Conclusão
O Gerador de emergência Cummins Quiet Connect de 125 kW, refrigerado a líquido, 120/240 volts, monofásico. provides dependable backup power for homes, businesses, and critical facilities. Built with a powerful 8.9-liter engine, advanced PowerCommand control system, and durable aluminum enclosure, this generator delivers reliable energy when utility power fails.
Its dual-fuel capability, quiet operation, and intelligent monitoring make it one of the most trusted Cummins standby generator solutions available. For property owners requiring dependable emergency power, the Cummins RS125 generator offers a proven combination of performance, durability, and long-term reliability.
What is the power output of the Cummins RS125 generator?
The Cummins RS125 standby generator produces 125kW of backup power, suitable for large homes and commercial facilities.
Can the Cummins Quiet Connect 125kW gerador run on propane?
Yes. The generator supports both natural gas and liquid propane fuel options.
Is the Cummins 125kW generator suitable for whole home backup?
Yes. It can function as a whole home backup generator for large residential properties.
Qual o nível de ruído do gerador Cummins Quiet Connect?
With the Sound Level II enclosure upgrade, noise levels can be as low as 73 dBA at 23 feet.
Does the generator include an automatic transfer switch?
No. The transfer switch is sold separately and must be installed with the generator.
How cold of a temperature can the generator start in?
The RS125 generator is designed to start in temperatures as low as -40°F.
What engine powers the Cummins RS125 generator?
It uses a Cummins 8.9-liter turbocharged inline six-cylinder liquid-cooled engine.
How often should the generator be exercised?
The flexible exercise mode allows the generator to run on customizable schedules, even as little as two minutes every six months.
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