Products Description
Open frame diesel generators deliver dependable power for industrial sites, construction projects, mining operations and emergency backup needs. Built with a robust steel frame, industrial-grade engine and brushless alternator, they offer excellent ventilation, stable voltage output and strong overload capacity. Ideal for contractors, factories, rental fleets and remote job sites that need reliable, cost-effective power without the added expense of a soundproof enclosure.
Core Product Advantages
Compact Tank Base, 8-Hour Full-Load Runtime
Built-in compact fuel tank base supports up to 8 hours of continuous full-load running at prime power, reducing refueling frequency for extended operation.
Concise Open Structure, Easy Assembly
Simple, streamlined open-frame layout allows fast assembly and disassembly, saving time on installation, relocation and servicing.
Natural Ventilation, Superior Heat Dissipation
Open design provides excellent natural airflow, preventing overheating even under long-term full-load operation - resulting in a longer service life.
Standard Lifting Points, Easy Transport & Installation
Equipped with standard lifting points for safe, convenient handling during loading, transport and on-site installation.
Simplified System, Lower Maintenance Cost
No complex auxiliary systems means fewer potential failure points, reduced downtime risk and lower long-term maintenance costs.
Full Safety Protection
Fitted with protective guards for fans and moving parts, ensuring safe operation for on-site personnel.
Technical Parameters
- Unit model: MST100-W
|
Unit model |
MST100-W |
Unit model |
MST100-W |
|
Continuous Power |
100Kw |
Rated Voltage |
380v |
|
Standby Power |
125kw |
Starting Method |
Electric Starting |
|
Rated Frequency |
50HZ |
Rated Current |
180A |
|
Unit Weight |
1230kg |
Overall Dimensions |
2410*1056*1300(mm) |
|
Fuel Oil |
(Standard) Diesel (Normal Temperature) |
Noise |
95DB(A) |
-
Engine Parameters
|
Diesel Engine Model |
6BTA5.9-G2 |
Brand |
Cummins |
|
Rated Speed |
1500r/min |
Standby Power |
130kw |
|
Fuel Consumption Rate |
≤209g/kw.h |
Rated Power |
120kw |
|
BoreStroke |
102*120(mm) |
Number of Cylinders |
6-Cylinder |
|
Displacement |
5.9L |
Fuel Supply Method |
Direct Injection |
|
compression ratio |
17.3:1 |
Exhaust Emission Standard |
Non-Road National Stage II |
|
Start Method |
DC24V electric start |
Cooling Method |
Closed Water Cooling |
-
Generator Parameters
|
Model |
SZN274-100 |
Brand |
Shenzhou |
|
Rated Power |
100kw |
Rated Current |
180A |
|
Protection Class |
IP23 |
Insulation Class, Temperature Rise Class |
H/H |
|
Efficiency |
0.9 |
Excitation Method |
All-copper brushless |
|
Wiring Method |
Three-phase four-wire, Y-Connection |
Regulation Method |
AVR (Automatic Voltage Regulator) |
Typical Applications
- Construction sites and building projects - reliable prime power for tools, equipment and site lighting
- Rental and equipment leasing fleets - durable, low-maintenance units for frequent transport and redeployment
- Factories and production lines - stable backup or continuous power to avoid costly downtime
- Remote and off-grid job sites - dependable power where grid access is limited or unavailable
- Agricultural operations - powering irrigation pumps, processing equipment and farm machinery
- Emergency and standby power - fast-response backup for facilities, events and critical operations

Core Capabilities, Customized to You
Precision Load Distribution: Advanced PID control algorithms tailor load allocation to your generator type and power capacity.
Ruggedized & Adaptable Design: Custom IP-rated enclosures for diverse environments; optional enclosure materials/cable entries.
Comprehensive Protection: Protection parameters (over/under voltage/frequency, reverse power, overload) programmed to equipment safety limits, minimizing downtime.
FAQ
Q: What is an open frame diesel generator?
A: An open frame diesel generator is a diesel-powered generator set without a soundproof enclosure - the engine, alternator and control panel are mounted on an exposed steel frame. This design allows natural airflow for cooling and is typically used where noise level isn't a primary concern.
Q: How many hours can an open frame diesel generator run continuously at full load?
A: With a compact integrated fuel tank base, it can run up to 8 hours continuously at full load under prime power operation before refueling is needed.
Q: What is the difference between prime power and standby power in a diesel generator?
A: Prime power refers to continuous operation as the main power source with varying loads, typically without a strict runtime limit per session. Standby power refers to backup use during grid outages, usually rated for shorter, intermittent operation at higher output.
Q: Why do open frame generators cool better than enclosed generators?
A: Open frame generators lack a soundproof canopy, allowing direct, unobstructed airflow around the engine and radiator. This natural ventilation prevents heat buildup during long-term full-load operation, whereas enclosed units rely on internal ducting and fans, which can restrict airflow under sustained heavy load.
Q: Is an open frame diesel generator harder to maintain than a silent generator?
A: No - it's generally easier. Because all components are exposed and there's no soundproof enclosure to remove, technicians have direct access for daily checks, oil changes and repairs, reducing service time compared to enclosed units.
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