Product Description
English Introduction
QSK23-C760 is a robust and reliable diesel generator set from CMI, known for its exceptional power density, economical operation, and outstanding uptime. This generator set is designed to meet the demands of performance and durability required in today's oil and gas industry, with low maintenance and operational costs. The QSK23 series engines are rated at 760-950 horsepower and are equipped with high-tech electronic features for superior reliability and durability in every task. These heavy-duty diesel engines comply with current US EPA Tier 1 standards and can be modified to meet Tier 2 standards with minimal changes. Each QSK23 engine comes with a 2-year/2000-hour basic warranty, with standard protection for major components for up to 3 years/10000 hours.
### Product Parameters Table
| Specification | Description |
|---------------|-------------|
| Prime Rating | 840kVA - 900kVA 50Hz, 779kW - 825kW 60Hz |
| Standby Rating | N/A |
| Model | 50Hz kVA (kW) |
| Engine | CMI® Heavy-Duty Engine - Rugged 4-cycle industrial diesel delivers reliable power, low emissions, and fast response to load changes. |
| Generator | Permanent Magnet Generator (PMG) - Offers enhanced motor starting and fault clearing short circuit capability. |
| Alternator | Several alternator sizes offer selectable motor starting capability with low reactance 2/3 pitch windings; low waveform distortion with non-linear loads, fault clearing short circuits capability, and class H insulation. |
| Control System | Standard PowerCommand® electronic control provides total system integration including remote start/stop, precise frequency and voltage regulation, alarm and status message display, AmpSentry protection, output metering, auto-shutdown. |
| Cooling System | Standard integral set-mounted radiator system, designed and tested for rated ambient temperatures, simplifies facility design requirements for rejected heat. |
| Enclosures | Optional weather-protective and sound-attenuated enclosures are available. |
| Warranty and Service | Backed by a comprehensive warranty and worldwide distributor network. |
| Voltage Regulation | Maintains voltage output to within ±1.0%. |
| Frequency Regulation | Isochronous under varying loads from no load to 100% full load when electronic governor is fitted. |
| Waveform | Total harmonic distortion open circuit voltage waveform in the order of 1.8%. Three-phase balanced load in the order of 5.0%. |
| Telephone Influence Factor (TIF) | TIF better than 50. THF to BS 4999 Part 40 better than 2%. |
| Rotor | Brushless, 4 pole, revolving field |
| Insulation System | Class H |
| Air Cleaner Type | Heavy Duty air filter |
| Lube Oil Filter Type(s) | Fleetguard dual venturi spin on, combination full flow and bypass filters |
| Cylinder Block | Cast iron, 6 cylinder |
| Battery Capacity | 254A/hr |
| Battery Charging Alternator | 35 amps |
| Fuel Filter | Direct injection, Spin on fuel filters with water separator |
| Stroke | 169.9 mm (6.69 in.) |
| Displacement | 23.15 liters (1413 in.³) |
| Bore | 163°C - 150°C Standby/Prime |
| Alternator Cooling | Direct drive centrifugal blower fan |
| AC Waveform Total Harmonic Distortion | <50 per NEMA MG1-22.43 |
| Telephone Influence Factor (TIF) | <3% |
| Engine | 4 cycle, in line, turbo Charged and after-cooled |
| Enclosure | Sound attenuated enclosure |
| Standard Temperature Rise | 122°F (50°C) ambient radiator |
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