AF50M-330100 100kVA Frequency Stabilizer
Power: AF50M-330100 rated power 100kVA three-phase output, AF50W Series supports 1kVA–2000kVA capacity range, including three-phase output options from 1kVA to 2000kVA for customized industrial power applications.
Input: 120V / 220V single-phase input; 380V / 208V three-phase input optional, voltage tolerance ±30%, frequency range 30Hz–80Hz, designed for unstable grid and generator power environments.
Key Specs: ±1% voltage regulation, ±0.1% frequency regulation, galvanically isolated output transformer design, crest factor 1.414±0.1, clean sine wave output THD <3%, power factor ≥0.8, efficiency ≥85%, overload capacity 125% for 1 second.
Applications: Industrial equipment power protection, factory manufacturing, technology research laboratories, sensitive electronics protection, heavy-duty electrical equipment, automated production systems, and unstable grid/generator power applications.
Features: Advanced IGBT + SPWM technology, pure sine wave output, galvanically isolated design, isolated output transformer suitable for unbalanced loads, independent single-phase operation, multi-protection system (over voltage / under voltage / over current / overload / over temperature / short circuit), LED display (Voltage / Current / Frequency / Power / PF), compact industrial enclosure.
Brand: ACSOON AF50M Series, Xi’an Jerrystar Instrument Co., Ltd., professional Voltage & Frequency Stabilizer and AC Power Supply manufacturer, OEM/ODM available, designed and manufactured in Xi’an, China.
- Product Description
Ascoon AF50W-330100 Series 100kVA Power Source 3 Phase Automatic Voltage Regulator Frequency Stabilizer
Problems It Solves
1. Unstable Grid Voltage Affecting Equipment Operation
Industrial factories and remote facilities often experience voltage fluctuation, power drops, or unstable generator output.
AF50M-330100 stabilizes fluctuating input power and provides consistent AC output to protect connected equipment.
2. Protecting Sensitive Electronic Equipment
Voltage instability can cause failures, shutdowns, or shortened equipment lifespan.
The voltage frequency stabilizer provides clean sine wave power with controlled voltage and frequency to improve equipment reliability.
3. Improving Power Quality for Industrial Systems
Traditional voltage regulators may not handle complex loads or unstable power environments.
The AF50M series combines IGBT inverter technology and isolated output design to provide better power quality and stable operation.
4. Supporting Heavy-Duty Industrial Equipment
Large industrial machines, automation systems, and laboratory equipment require stable power sources.
The 100kVA three-phase configuration provides sufficient capacity for demanding industrial applications.
5. Reducing Equipment Downtime Caused by Power Problems
Frequent voltage fluctuation and poor power quality can increase maintenance costs.
AF50M-330100 helps reduce unexpected shutdowns by maintaining stable voltage and frequency output.
Technical Specifications of AF50M-330100
| Item | Specification |
|---|---|
| Model | AF50M-330100 |
| Product Type | Three Phase Automatic Voltage Regulator / Frequency Stabilizer / AC Power Supply |
| Rated Power | 100kVA |
| Input Voltage | 380V Three Phase AC / 208V Three Phase AC Optional |
| Input Voltage Range | ±30% voltage variation |
| Input Frequency Range | 30Hz–80Hz |
| Output Voltage | 3×220V/380V AC, 3×120V/208V AC or customized |
| Output Frequency | 50Hz / 60Hz |
| Output Phase | Three Phase |
| Voltage Regulation | ±1% |
| Frequency Regulation | ±0.1% |
| Output Waveform | Pure sine wave |
| Harmonic Distortion | THD <3% @ Linear Loads |
| Power Factor | ≥0.8 |
| Efficiency | ≥85% |
| Crest Factor | 1.414±0.1 |
| Overload Capacity | 125% for 1 second |
| Technology | IGBT + SPWM |
| Display | LED Display (Voltage / Current / Frequency / Power / PF) |
| Protection | Over Voltage, Under Voltage, Over Current, Over Load, Over Temperature, Short Circuit |
If you need it,Contact us at Email: acpower@acsoonpower.com
Key Features
Stable Voltage and Frequency Output
AF50M-330100 provides regulated AC power output with ±1% voltage stability and ±0.1% frequency regulation, ensuring stable operation for sensitive electrical equipment.
Advanced IGBT + SPWM Technology
The system integrates advanced IGBT power conversion technology and SPWM control design to achieve high reliability, compact structure, and efficient power conversion.
Wide Input Voltage Compensation Range
Designed for unstable power environments, the voltage stabilizer can compensate large input fluctuations up to ±30%, helping equipment operate normally under weak grid or generator conditions.
Galvanically Isolated Output Design
The isolated output transformer design improves electrical safety and supports unbalanced loads. Each single-phase output can operate independently when required.
Pure Sine Wave AC Power Supply
The AF50W Series provides clean sine wave output with low harmonic distortion, reducing interference and improving compatibility with sensitive electronic equipment.
Complete Protection System
Built-in protection functions include:
- Over voltage protection
- Under voltage protection
- Over current protection
- Over load protection
- Over temperature protection
- Short circuit protection
Real-Time Monitoring
LED digital display allows operators to monitor:
- Output voltage
- Output current
- Frequency
- Power
- Power factor


Applications
ACSOON AF50W Series AF50M-330100 100kVA Three Phase Automatic Voltage Regulator Frequency Stabilizer is designed to provide stable and reliable AC power for industrial equipment, sensitive electronics, and electrical systems operating under unstable grid conditions.
The system uses advanced rectifying and inverting technology to convert fluctuating input power into stable isolated output power, helping protect electrical equipment from voltage variation, power drops, and unstable generator supply.
AF50M-330100 is widely used in:
- Industrial manufacturing equipment
- Factory automation systems
- Technology research laboratories
- Precision electronic equipment
- Heavy-duty electrical machinery
- Communication and control systems
- Testing equipment and laboratory power supply
- Unstable grid and generator power applications
It provides regulated voltage, stable frequency output, and clean sine wave power for applications requiring reliable AC power quality.

ABOUT US
·28,698+ long-term repeat clients globally with stable repeat orders
·19+ years domestic & export manufacturing experience for aviation ground power equipment
·7,000+ sq.m modern production factory
·24/7 customer service:<30 mins quick response + lifetime after-sales support
·60+ independent patented technologies
·Certified as China National High-Tech Enterprise
·Multiple provincial awards, including Shaanxi AAAAA-Level Credibility Enterprise certification
Long Standing
Customer
Over 19 years
experience
Factory Area
7/24H
High-Quality
Efficiency Service
Custom Solution & Quotation
Need a reliable 2kVA Frequency Converter Manufacturer?
Contact ACSOON for:
✔ Technical datasheet
✔ Customized voltage/frequency solution
✔ OEM cooperation
✔ Project quotation
📩 Get Price / Technical Consultation
Response within 24 hours by engineering team.
Our Services

Quality Control
- Every unit tested – 2 hours at 80% load. Check for overheating.
- Output verified – Voltage accuracy at five set points. Record kept.
- Isolation test – 2kV between input and output for 1 minute. No breakdown.
- Knob cycle – 500 full rotations on each potentiometer. No scratchy spots.
R&D Results
- Cost reduction – Replaced digital display with analog meters. Cut cost by 20%.
- Transformer – Used a standard toroid instead of custom wound. Still meets specs.
- Enclosure – Painted steel instead of powder coat. Same protection, lower cost.
- User feedback – Hobbyists wanted bigger knobs. Added large rubberized knobs.


Packaging and Transportation
- Shipped from Xi'an – Cardboard box with foam inserts. Fits a courier.
- Included – Power cord (1.5m), output cable with universal socket, printed quick start.
- Manual – One sheet of paper. Double‑sided. No USB.
- Pallet – 8 units per pallet for dealers.
After‑Sales Service
- 1‑year warranty – Return to Xi'an for repair. Parts and labor.
- Spare parts (transformer, fan, meters) kept in Xi'an. Express shipping.
- Email support – We answer within one business day. Simple questions only.


Qualification Certification
- CE – LVD and EMC tested.
- ISO 9001:2015 – Our Xi'an facility.
- RoHS – Compliant.
FAQ
Q1: Is this suitable for aircraft maintenance use?
Yes. It is commonly used in MRO environments where 400Hz aircraft power is required.
Q2: Can it simulate aircraft power conditions accurately?
Yes, it provides stable 115V/120V 400Hz output with low harmonic distortion.
Q3: Does it support both single-phase and three-phase output?
Yes, both configurations are available depending on system size.
Q4: What kind of load can it handle?
It is designed for linear and mixed industrial loads with isolated transformer support.
Q5: Is it suitable for continuous operation?
Yes, it is designed for industrial duty cycles with long-term operation in mind.
Q6:How can I get more details?
A:Click here.Send inquiry get price and specification.
Q7:Can a 60Hz to 50Hz converter change both frequency and voltage?
Yes. A static frequency converter can adjust frequency and voltage output according to application requirements. The AF60W supports adjustable voltage and frequency configurations for different electrical systems.
Q8:What equipment needs a 60Hz to 50Hz converter?
Common applications include imported industrial machines, motors, pumps, laboratory equipment, testing systems and marine electrical equipment that require a different frequency from the local power grid.
Q9:What is the difference between a transformer and a frequency converter?
A transformer can change voltage but cannot change frequency.
A frequency converter changes the electrical frequency by converting AC power into a controlled AC output.
Q10:Can AF60W convert 50Hz to 60Hz?
Yes. The AF60W series supports bidirectional frequency conversion according to system configuration requirements.
Contact Us
For technical specifications or global solutions for the AF60W 2kVA Frequency Converter: acpower@acsoonpower.com, or submit your requirements using the form at the bottom of our website.



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