Koten Cummins Series 250kVA Silent Diesel Generator Set
Author:
Release time:
2026-10-22
This 250kVA silent diesel genset is a popular medium-power standby and prime power unit from Koten. It is driven by Cummins 6LTAA8.9-G2 engine, with flexible alternator and controller options. It is certified with CE and ISO9001, which is widely accepted for overseas projects.

Koten Cummins Series 250kVA Silent Diesel Generator Set
This 250kVA silent diesel genset is a popular medium-power standby and prime power unit from Koten. It is driven by Cummins 6LTAA8.9-G2 engine, with flexible alternator and controller options. It is certified with CE and ISO9001, which is widely accepted for overseas projects.
Main Specifications
- Rated Capacity: 250kVA, Prime Power: 200kW, Standby Power: 220kW, 3-phase, power factor 0.8, standard 400V / 50Hz (60Hz & 480V can be customized)
- Engine: Cummins 6LTAA8.9-G2, inline 6-cylinder, 8.9L displacement, turbocharged with air-to-air intercooler, 4-stroke direct injection, 1500rpm. Proven performance, stable fuel consumption and global Cummins after-sales & spare parts support.
- Alternator Options:
- Standard: Koten brushless synchronous alternator
- Optional: Stamford, Leroy-Somer
- Controller Options:
- Standard: Smartgen HGM6120N (auto start/stop, data monitoring and full protection)
- Optional: Deepsea, ComAp, Datakom, Deif
- Configuration: Silent canopy type as shown in picture, integrated base fuel tank; open frame type is also available
- Protection Functions: Low oil pressure, high coolant temperature, overspeed, overload, overcurrent, undervoltage, automatic alarm and shutdown protection
- Certifications: CE, ISO9001
Key Features
- Cummins 6LTAA8.9-G2 is a mature and field-proven engine with low failure rate, easy access to spare parts globally and convenient maintenance.
- Highly configurable: alternator and control system can be adjusted according to customer budget and project specification.
- Silent canopy design reduces noise level, suitable for sites with noise limits.
- Built-in base fuel tank supports long continuous running for standby or prime power use.
- Brushless alternator delivers stable voltage output and is friendly to sensitive electrical loads.
Applications
- Commercial buildings: Shopping malls, office towers, hotels and complexes for emergency backup power to support lighting, elevators, fire-fighting and air-conditioning systems during mains failure.
- Healthcare: Hospitals and medical centers to guarantee uninterrupted power for operating rooms, ICUs and lab equipment.
- Industrial facilities: Manufacturing plants, production lines, water pumps, air compressors and central control systems to avoid production loss caused by blackouts.
- Infrastructure construction: Construction sites, road and bridge projects as prime power where grid power is unavailable.
- Mining: Medium-sized mines and quarries for off-grid power supply.
- Data & telecom: Small IDC rooms and communication hubs for backup power.
- Events & venues: Exhibition centers and large outdoor activities for temporary power supply.
- Water & agriculture: Farms, waterworks and sewage treatment plants to maintain continuous operation of water supply and treatment equipment.
Request a Quote or View All Models.
Lead Time & Warranty:
- Lead Time: Around 20-35days, call to see if we have the stock available
- Warranty: One year / 1000hours operation time which comes first
Each generators will be tested before shipping.
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