50KW / 63kVA Mobile Trailer Diesel Generator
Highway-Ready Mobility | Engine: R4105ZD | SKU: YMDL-50GFD-TRAILER
A robust mobile power station built for continuous municipal and roadwork operations.
Engineering Data & Specifications
| Metric | Performance Values |
|---|---|
| System SKU | YMDL-50GFD-TRAILER |
| Rated Power (Standby) | 50 kW / 63 kVA |
| Rated Power (Prime) | 45 kW / 56 kVA |
| Rated Voltage | 400V / 230V (3-Phase 4-Wire) |
| Rated Frequency | 50 Hz |
| Power Factor | 0.8 (Lagging) |
| Engine Model | R4105ZD (Weifang) |
| Engine Type | 4-Stroke, Water-Cooled, In-line 4-Cylinder |
| Displacement | 4.15 L |
| Rated Engine Speed | 1500 RPM |
| Alternator | Half-Copper Brushed (Default) |
| Controller | Industrial Diagnostics System (Default) |
| Frame Construction | Heavy-duty trailer chassis |
| IP Rating | IP44 (Weatherproof Acoustic Canopy) |
| Fuel Tank Capacity | Base tank for ≥ 8 hours at full load |
| Dry Weight | 1176 kg |
| Dimensions (L × W × H) | 2450 × 1500 × 2050 mm |
| Starting System | Electric Start (12V / 24V) |
| Cooling System | Water-Cooled with Radiator |
| Certification | ISO 8528 / CE |
Intelligent Failsafe Command
Operating on the move requires serious oversight. This system automatically interrupts the engine to avoid catastrophic failure caused by environmental or operator errors.
Why it matters: Crucial protection ensuring your rental fleet remains operational. A sudden drop in oil or spike in temperature goes unnoticed until it's too late. This module acts as your automated mechanic.
The system actively monitors four primary engine metrics via heavy-duty sensors. Whether it's a sudden loss of oil pressure due to uneven parking or an electrical short from a faulty power tool, the engine will safely stall to preserve its components.-
Viscosity & Pressure GuardShuts off the engine instantly if poor site leveling causes oil starvation in the pan.
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Thermal Cut-OffProtects the engine block from melting down on scorching days or restricted airflow.
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RPM StabilizerHolds the power output steady by strictly governing engine RPM during load fluctuations.
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Current LimiterThe main breaker trips instantly before faulty site equipment destroys the alternator windings.
Mobile Trailer Engineering Highlights
Heavy-Duty Towable Chassis
Built upon a high-yield carbon steel chassis featuring a heavy-duty leaf-spring suspension system and reinforced structural cross-members. This engineering ensures the 1176 kg frame absorbs severe mechanical shocks and high-impact torsional stress during off-road transit, preventing frame warping and protecting the engine mounts from shearing on demanding municipal or construction sites.
Weatherproof Acoustic Canopy
Constructed from heavy-gauge cold-rolled steel, the canopy is treated with a multi-layer, anti-corrosion powder-coat finish. The IP44-rated enclosure is lined with fire-retardant, high-density acoustic foam that dramatically reduces operational noise. Its engineered aerodynamic baffles optimize radiator cooling airflow while maintaining an impenetrable barrier against driving rain, dust, and abrasive particulate matter.
4-Point Mechanical Stabilizers
Operating any generator on an incline can lead to fatal oil starvation. This trailer is equipped with four heavy-duty, deployable corner drop-jacks with widened base plates. This allows operators to quickly and perfectly level the unit on muddy, rutted, or uneven ground, relieving the axle and tires of dynamic running weight and completely eliminating harmonic vibrations under full electrical load.
Tamper-Proof Industrial Security
Designed specifically for unsupervised, remote deployments. The enclosure features flush-mounted lockable latches, concealed stainless steel hinges, and reinforced access panels. This comprehensive security package prevents fuel theft, deters vandalism, and completely restricts unauthorized access to the internal digital control interface, keeping your rental asset safe after hours.
R4105ZD Turbocharged Powerhouse
Driven by the mechanically-injected, turbocharged R4105ZD 4-cylinder engine. By completely omitting fragile ECU electronics, this heavy-duty workhorse becomes incredibly resilient to varying fuel qualities and harsh climates. It delivers exceptional block-load acceptance, easily handling the massive inrush currents required for starting heavy induction motors, submersible pumps, and industrial compressors.
Extended-Run Sub-Base Fuel Tank
The trailer chassis seamlessly integrates a thick-walled, double-baffled fuel tank designed for maximum operational endurance. Sized to guarantee a minimum of 8 continuous hours at 100% prime load, this high-capacity tank drastically reduces the logistical overhead and downtime associated with scheduling frequent fuel truck visits, keeping your site powered through entire work shifts.
Physical Dimensions & Weight
Frequently Asked Questions
What is the maximum safe tow speed?
Maximum 40 km/h for the trailer unit on local unpaved roads or construction sites. Highway transport requires loading onto a flatbed truck.
Is the generator weather-resistant?
Absolutely, the canopy is fully IP44 rated to protect internal components against heavy rain and abrasive dust.
Can the system auto-start during a grid failure?
The standard unit uses a manual controller, but you can add an ATS module from our configurator for seamless, automatic starts.
What type of towing connection is used?
A heavy-duty ring hitch is standard on this model, designed for robust industrial towing vehicles and tractors.
How do I secure the unit on site before running?
Always drop the four manual corner jacks to stabilize the generator, ensuring it is level and relieving the running weight from the tires.
Are bulk orders possible for rental fleets?
We offer scaled wholesale pricing on multiple trailer units for equipment rental companies, including OEM branding. Contact us for details.
Ready to Order or Need a Custom Quote?
Contact our team for bulk pricing, upgrade configurations, shipping estimates, and OEM options.