300kW / 375kVA Open Type Diesel Generator
Exposed Engine Architecture | Engine: 618ZLD | SKU: YMDL-300GFD-OPEN
- Half-Copper Brushed Alternator
- Industrial Diagnostics Controller
- Heavy-duty Steel Base Frame, IP23
- Base Fuel Tank, ≥8h Runtime at Full Load
- Full Auto System (ATS) — Standard
Build Your Own Configuration
Custom builds are quoted individually via WhatsApp — pricing shown below for full transparency.
Engineering Data & Specifications
| Metric | Performance Values |
|---|---|
| System SKU | YMDL-300GFD-OPEN |
| Rated Power (Standby) | 300 kW / 375 kVA |
| Rated Power (Prime) | 270 kW / 337 kVA |
| Rated Voltage | 400V / 230V (3-Phase 4-Wire) |
| Rated Frequency | 50 Hz |
| Power Factor | 0.8 (Lagging) |
| Engine Model | 618ZLD (Weifang) |
| Engine Type | 4-Stroke, Water-Cooled, In-line 6-Cylinder |
| Displacement | 11.6 L |
| Rated Engine Speed | 1500 RPM |
| Alternator | Half-Copper Brushed (Default) |
| Controller | Industrial Diagnostics System (Default) |
| Frame Construction | None (Heavy-duty steel base frame) |
| IP Rating | IP23 (Requires indoor/sheltered installation) |
| Fuel Tank Capacity | Base tank for ≥ 8 hours at full load |
| Dry Weight | 1900 kg |
| Dimensions (L × W × H) | 2900 × 920 × 1400 mm |
| Starting System | Electric Start (12V / 24V) |
| Cooling System | Water-Cooled with Radiator |
| Certification | Conforms to ISO 8528 Design Standard / CE |
Smart Engine Diagnostics & Auto-Shutdown
Industrial-grade fail-safes for exposed 300kW generating sets.
Why it matters: Heavy-duty open generators often run in hot, dusty plant rooms. A sudden drop in oil pressure or spike in coolant temperature might go unnoticed in a noisy industrial environment until it's too late. The Four Protection System acts as your automated mechanic, intervening before damage occurs.
Operating an open base-frame generator requires reliable fail-safes. Whether a stray piece of debris blocks the radiator or a sudden electrical fault occurs downstream on your site, the control module instantly isolates the problem, stopping the engine dead in its tracks to preserve its mechanical integrity.
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Lubrication Loss DetectionMonitors oil viscosity and pressure in real-time. If levels drop to dangerous zones, it stalls the engine instantly to avoid scored cylinders.
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Thermal Overload Cut-OffReads radiator output heat. Triggers an immediate halt if the cooling system is compromised, sparing the block from heat deformation.
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Runaway RPM PreventionInstantly throttles and cuts the fuel injector pump if the load suddenly drops and the engine attempts to over-rev.
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Electrical Surge IsolationSafeguards the alternator windings. Detects external short circuits and kills power delivery before the copper burns out.
Core Advantages of the Open-Frame Build
Heavy-Duty 300kW Skid Frame
Engineered with a robust, vibration-isolating steel base. It ensures structural stability during high-demand continuous loads and simplifies forklift maneuvering or permanent concrete pad mounting.
Maximum Cooling Efficiency
Freed from a restrictive acoustic canopy, the oversized radiator and cooling fan capture maximum ambient airflow, drastically reducing thermal stress in high-temperature plant rooms.
Unrestricted Service Access
Mechanics have unimpeded 360-degree access to the alternator and engine block. Oil changes, filter replacements, and routine valve adjustments are completed significantly faster.
Superior kW-to-Cost Ratio
By eliminating the premium cost of a weather-proof enclosure, your capital goes directly into raw power generation. It’s the ultimate cost-effective solution for dedicated indoor generator facilities.
Seamless Plant Integration
The exposed architecture allows for straightforward connections to external exhaust piping, automated transfer switches (ATS), and high-capacity bulk fuel tanks for extended manufacturing runs.
618ZLD Heavy-Duty Core
Driven by the rugged Weifang 618ZLD engine block. Renowned for its exceptional load-acceptance, massive torque output, and the global availability of cost-effective replacement parts.
Physical Dimensions & Weight
Frequently Asked Questions
Is 300kW enough power for my facility?
A typical 300kW generator provides substantial industrial power, suitable for heavy manufacturing facilities, continuous process plants, medium-to-large data centers, or mid-sized hospitals. It easily supports large motor starts, extensive HVAC systems, and heavy pump loads simultaneously. We recommend an electrical load calculation for precise sizing.
How much fuel does the 300kW generator consume per hour?
At 100% full load, the 618ZLD engine consumes approximately 72 litres of diesel per hour. At a typical 75% prime operating load, fuel consumption drops to around 54 litres per hour. The built-in base tank is designed to support ≥8 hours of continuous runtime at full load.
Can I install this open type unit outdoors permanently?
No. Open type generators must be installed indoors in a dedicated, well-ventilated generator room or under a protective shelter. They are rated IP23 and are not designed to be directly exposed to rain, snow, or extreme weather environments.
What does the "Four Protection System" controller do?
The standard controller monitors four critical parameters in real-time: oil pressure, coolant temperature, engine over-speed, and over-current. If any parameter exceeds the safe threshold, the controller will automatically shut down the engine to prevent damage. It is upgraded to a Full Auto (ATS) system on this model for unmanned operation.
What is the difference between the brushed and brushless alternator options?
The default half-copper brushed alternator requires periodic brush replacement but is cost-effective for standard applications. The brushless variants (half-copper or full-copper) eliminate brush wear, provide cleaner power output, and are more suitable for sensitive electronics or installations with minimal maintenance access.
Do you offer wholesale or bulk order pricing?
Yes. As a factory-direct supplier, we offer competitive wholesale pricing for bulk orders. The listed price of $6,646 reflects the default single-unit FOB China price. Please contact us with your quantity and specifications for a tailored quotation.
Ready to Order or Need a Custom Quote?
Contact our team for bulk pricing, upgrade configurations, shipping estimates, and OEM options.