China Suppliers Factory BZT Series 220V to 380V AC Voltage Converter for Industrial Power Solutions
Reduce Initial Investment and Operating Costs
Replacing traditional dedicated transformer solutions saves over 60% in initial investment. For example, a 5kW converter driving a three-phase motor significantly lowers costs compared to applying for dedicated power lines. During long-term operation, stable voltage reduces equipment failure rates, extends the lifespan of critical components like motors and controllers, and lowers maintenance and replacement costs.
Cross-Border Equipment Adaptation and Market Expansion
Resolves compatibility issues for 60Hz equipment (e.g., imported machine tools from Thailand or Japan) operating on 50Hz grids. A case study of a multinational corporation's imported equipment adaptation demonstrates that the converter enabled seamless operation without frequency-related failures, supporting the company's international market expansion.
| Model | BZT-40KW | |
| Isolation Mode | Low Frequency Transformer | |
| AC Input | Input Rated Voltage (Vac) | Single Phase 220V |
| Input Rated Voltage Range | 110/120/220/230/240V/380V/415V/440V/480Vac optional | |
| Input Rated Current (A) | 182A | |
| AC Output | Rated Output Power | 40KW |
| Output Waveform | Pure Sine Wave | |
| Phases | Three Phase, 4 Wire | |
| Output Rated Voltage | 380VAC ±3% | |
| Output Voltage Range | 220/380/400/415/440/480Vac optional | |
| Output Rated Current | 60.6A (phase current) | |
| Output Frequency | 50Hz / 60Hz ±0.05Hz | |
| Power Factor (PF) | 1 | |
| Overload Ability | 150%, 10s | |
| Efficiency | >90% | |
| Waveform Distortion Rate (THD) | <3% (Linear Load) | |
| Dynamic Response (0 to 100% Load) | 5%, ≤50ms | |
| Display | LCD | |
| Running Mode | Working Continuously | |
| Electrical Insulation Properties | 2000Vac, 1 Minute | |
| Protection Function | Protection | Input under voltage, over voltage, output over-current, short circuit, overheating etc. |
| Cooling Method | Fan-Cooled | |
| Short-Circuit Protection | No automatic recovery, need to restart the machine | |
| Working Environment | Ambient Temperature | -15 ~ +55℃ |
| Using Environment Humidity | 0 ~ 90%, No Condensation | |
| Noise (1 Meter) | ≤50dB | |
| Degree of Protection | IP20 (Indoor) | |
| Using Altitude (m) | ≤2000 | |
| Dimension (mm) | 700 x 700 x 1480mm | |
Above details only for reference, could be custom made to user specifications.
What is the BZT-40KW AC-DC-AC power converter used for?
The BZT-40KW is a 40KW AC-DC-AC power converter designed to adapt equipment with different voltage and frequency requirements (50Hz/60Hz) to local power grids. It is commonly used in industrial facilities, manufacturing plants, and multinational operations that run imported machinery requiring specific power specifications.
Can the BZT-40KW converter support both 50Hz and 60Hz output frequencies?
Yes. The BZT-40KW supports selectable output frequencies of 50Hz or 60Hz (±0.05Hz), making it ideal for operating imported equipment — such as machine tools from Japan or Thailand — on local grids without frequency-related performance issues.
What input voltage options are available for this converter?
The converter supports a wide range of input voltages including 110V, 120V, 220V, 230V, 240V, 380V, 415V, 440V, and 480Vac, all available as optional configurations. This flexibility makes it compatible with power grids in different countries and regions.
What protection features does the BZT-40KW include?
The unit includes comprehensive protection functions: input under-voltage, input over-voltage, output over-current, short-circuit protection, and overheating protection. Note that short-circuit protection does not support automatic recovery — the machine must be manually restarted after a short-circuit event.
How much can the BZT-40KW reduce initial investment compared to traditional transformer solutions?
Replacing traditional dedicated transformer solutions with the BZT-40KW can save over 60% in initial investment. It eliminates the need to apply for dedicated power lines and significantly reduces long-term maintenance costs by providing stable output voltage that extends the lifespan of connected motors and controllers.
Can the BZT-40KW be customized to meet specific application requirements?
Yes. The BZT-40KW can be custom-made to user specifications. Output voltage, input voltage range, and other parameters can be tailored to meet the demands of specific industrial or commercial applications. Please contact us directly to discuss your requirements.



