Gerador Cummins RS125 Quiet Connect de 125 kW, 277/480 Volts, trifásico.

O Gerador Cummins RS125 Quiet Connect de 125 kW, 277/480 Volts, trifásico. is engineered for reliable standby power in demanding commercial and light industrial environments. Designed for facilities that require consistent three-phase output, this generator combines proven Cummins engine technology with advanced electronic controls and a sound-attenuated aluminum enclosure.

Whether you operate a commercial building, agricultural facility, medical center, or manufacturing site, this 125kW standby generator provides stable voltage, precise frequency control, and dependable performance in extreme climates.

Built in the USA and tested under rigorous load conditions, the RS125 meets EPA emissions standards, is UL-2200 listed, and can achieve NFPA 110 compliance when properly installed with approved accessories.

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Engineered for Commercial-Grade Performance

At the heart of this system is an 8.9-liter turbocharged and aftercooled inline 6-cylinder Cummins engine. The cast-iron block design enhances durability and heat resistance under continuous standby operation.

Especificações principais do motor:

• 8.9L inline 6 turbocharged engine

• Sistema de refrigeração líquida

• 1800 RPM operating speed

• Sistema de partida de 12 volts com aterramento negativo

• 850-amp cold cranking capability (down to 0°F)

• Spin-on oil filter with relief valve

This configuration ensures fast startup, stable load acceptance, and long engine life under heavy demand.

If you require a slightly different voltage configuration, compare this model to the
Gerador Cummins RS125 Quiet Connect de 125 kW, 120/208 Volts, trifásico.
or the
Gerador Cummins RS125 Quiet Connect de 125 kW, 120/240 Volts, trifásico..

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277/480 Volt 3 Phase Output for Demanding Applications

The 277/480V 3-phase configuration is widely used in:

• Edifícios comerciais de escritórios

• Centros de dados

• Instalações de fabricação

• Warehouses

• Hospitals and healthcare systems

• operações agrícolas

Rated at 125kW with 187.9 amps, this system provides stable output supported by:

• Regulação automática de tensão para ±1%

• Frequency regulation to ±0.25% at 60 Hz

• Alternador sem escovas de 4 polos

• 12-lead configuration

This level of regulation protects sensitive equipment and reduces electrical fluctuations during load transitions.

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Cabine com isolamento acústico Quiet Connect

Noise control is critical in commercial installations. The RS125 features a Sound Level 1 aluminum enclosure with powder coat finish.

Os recursos de desempenho incluem:

• 75 dBA operating sound level

• Wind load resistance up to 180 MPH (ASCE 7-10 compliant)

• Carcaça de alumínio resistente à corrosão

• Hinged access doors for simplified maintenance

The enclosure is built to withstand harsh outdoor environments while maintaining a professional appearance.

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PowerCommand 2.3 Electronic Control System

The RS125 uses Cummins’ PowerCommand 2.3 control platform, a commercial-grade control system designed for automatic operation and advanced monitoring.

Capabilities include:

• Início e parada automáticos

• Detecção de falhas e desligamento automático

• Medição de saída

• Capacidade de nível 1 da norma NFPA 110

• Programmable exercise mode

Voltage is regulated within ±1%, while frequency stability remains within 0.25% at 60 Hz. This precision is essential for mission-critical operations.

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Modo de exercício flexível

Routine exercise is necessary to maintain generator readiness. The flexible exercise mode allows:

• Custom schedule programming

• Minimal run times (as low as 2 minutes)

• Biannual exercise options

• Automatic self-testing

This reduces fuel consumption and wear while ensuring operational reliability.

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Fuel Flexibility: Natural Gas or LP Propane

O Gerador Cummins RS125 Quiet Connect de 125 kW, 277/480 Volts, trifásico. supports both natural gas and LP propane. Fuel type is selectable in the field.

Fuel performance:

Gás natural

• 125kW capacity

• 1665.6 cubic feet/hour (full load)

• 981.3 cubic feet/hour (half load)

GLP Propano

• 125kW capacity

• 18.52 gallons/hour (full load)

• 10.54 gallons/hour (half load)

Natural gas is ideal for permanent commercial installations. Propane offers flexibility where gas infrastructure is limited.

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Built for Extreme Conditions

This generator is engineered to start and operate in temperatures as low as -40°F when properly configured.

Additional durability features:

• Sistema de refrigeração líquida

• Heavy-duty cast iron block

• Seismic compliance capability (IBC)

• conformidade com as emissões da EPA

These characteristics make the RS125 suitable for northern climates and severe weather regions.

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Installation Requirements

For proper installation:

1. Prepare a reinforced concrete slab foundation

2. Install a compatible automatic transfer switch

3. Ensure correct gas pressure and supply line sizing

4. Follow NFPA and local electrical codes

5. Schedule professional commissioning

A 250-amp mainline breaker is included. Always verify load calculations before installation.

If your facility requires higher output, consider the
Gerador Cummins RS100 Quiet Connect de 100 kW, 277/480 Volts, trifásico.
for smaller applications or other RS Series configurations.

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Exemplo de aplicação no mundo real

In a mid-sized manufacturing facility operating CNC equipment, voltage dips can cause system resets and production loss. Installing a 125kW 3-phase standby generator ensures:

• Seamless transfer during outages

• Voltage stability within ±1%

• Tempo de inatividade reduzido

• Equipment protection

In real deployments, facilities report minimal interruption and stable power delivery during grid failures.

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Warranty and Support

Cummins provides:

• 2-Year base consumer warranty

• 2-Year commercial warranty

• Optional extended coverage

This reflects confidence in engineering and manufacturing standards.

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Why Choose This Model?

O Gerador Cummins RS125 Quiet Connect de 125 kW, 277/480 Volts, trifásico. stands out for:

• Commercial-grade engine reliability

• controles eletrônicos avançados

• Tight voltage and frequency regulation

• Dual-fuel capability

• Extreme weather operation

• Heavy-duty sound enclosure

It is built for serious standby power applications where performance and reliability cannot be compromised.

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Conclusão

For facilities that require dependable three-phase standby power, the Cummins RS125 Quiet Connect 125kW Gerador 277/480 Volts 3 Phase delivers proven performance, advanced control technology, and durable construction. Its 8.9L turbocharged engine, PowerCommand 2.3 control system, and sound-attenuated aluminum enclosure make it a strong choice for commercial and industrial installations demanding stability and long-term reliability.

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1. What voltage does the Cummins RS125 Quiet Connect 125kW Generator provide?
It delivers 277/480 volts in a 3-phase configuration.

2. Este gerador é adequado para uso comercial?
Yes. It is designed for commercial and light industrial standby applications.

3. What fuel types are supported?
Natural gas and LP propane.

4. Qual o nível de ruído do gerador durante o funcionamento?
Approximately 75 dBA under normal operating conditions.

5. Can it operate in cold climates?
Yes, it can start in temperatures as low as -40°F with proper configuration.

6. Que sistema de controle ele utiliza?
Cummins PowerCommand 2.3 electronic control.

7. Does it include automatic startup?
Yes, it features automatic start and stop capability.

8. Que garantia está incluída?
A 2-year base warranty for both consumer and commercial use, with extended options available.