Variable Frequency Drive Power Supply

1.Power Range: 10kVA to 250kVA (Three Phase)
2.Technology: IGBT-based PWM Static Frequency Converter with DSP Control
3.Input: 3-Phase, 380V/400V/415V/480V, 50/60Hz
4.Output: 0-520V Adjustable, 0-400Hz Variable Frequency, Pure Sine Wave
5.Applications: VFD Manufacturing, Motor Testing, Drive System Validation, Industrial Automation R&D
6.Core Features: Precise V/Hz Control, High Overload Capacity, Programmable Profiles, Low Harmonic Distortion
7.Brand: ACSOON (Custom Voltage & Frequency Ranges Available).

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Product Description

Variable Frequency Drive Power Supply | AC Source for VFD and Motor Testing

XI'AN JERRYSTAR INSTRUMENT CO., LTD presents the specialized Variable Frequency Drive Power Supply, engineered for testing and validating variable frequency drives, motors, and related power electronics. This advanced AC source provides precise control over voltage and frequency, enabling engineers to simulate various operating conditions, test drive performance, and ensure compliance with industry standards. With its high accuracy and robust design, it is an essential tool for VFD manufacturers and motor testing laboratories.

Datasheet

Parameter	Specification
Model Series	ACSOON ACSW Series
Model Number	ACSW-33100 (100kVA Three Phase)
Input	3-Phase 380V/400V/415V/480V ±15%, 50/60Hz
Output	Voltage: 0-520V (L-L) adjustable Frequency: 0-400Hz adjustable Power: 10kVA, 15kVA, 20kVA, 30kVA, 45kVA, 60kVA, 75kVA, 100kVA, 150kVA, 200kVA, 250kVA
Output THD	<3% @ linear load
Regulation	Voltage: ≤ ±1% FS, Frequency: ≤ ±0.1% FS
Overload Capacity	150% for 60 seconds, 200% for 10 seconds
Efficiency	≥85%
Display	LCD Digital (V, I, F, P, PF)
Communication	RS485 (Modbus), RS232
Protections	Over Voltage, Over Current, Short Circuit, Over Temperature
Cooling	Forced Air
Operating Temp.	-10°C to 45°C

Variable Frequency Drive Power Supply Main Features

Adjustable V/Hz Curves: Programmable voltage-frequency profiles for different motor types and test requirements.
High Starting Current Support: Robust output stage handles high inrush currents without voltage drop.
Comprehensive Measurement: Built-in metering for voltage, current, frequency, power, and power factor.
Remote Control Interface: Standard RS485/Modbus for integration into automated test systems.

Why Choose ACSOON Variable Frequency Drive Power Supply?

Precise V/Hz Control: Accurately maintains voltage-to-frequency ratio essential for proper motor and drive testing.
Wide Frequency Range: Adjustable from 0Hz to 400Hz, covering all standard and special VFD applications.
High Overload Capacity: Handles 150% overload for 60 seconds, accommodating motor starting currents and transient tests.
Clean Power Output: Low THD (<3%) ensures accurate measurements without power quality interference.

Variable Frequency Drive Power Supply Application Areas

VFD Manufacturing: Production testing, burn-in, and quality validation of variable frequency drives.
Motor Test Laboratories: Performance testing of AC motors under variable frequency conditions.
Drive System Integration: Validating complete drive-motor systems for industrial applications.
Research & Development: Developing new drive algorithms and motor control strategies.

Our Services

Quality Control

Component Pre-Testing: IGBT modules, control boards, and transformers are individually tested before assembly.
Full-Load Burn-In: Each unit operates at 100% rated load to verify thermal and electrical stability.
V/Hz Accuracy Verification: Voltage-frequency curves are calibrated and validated across the entire range.
Final Safety Inspection: Comprehensive check of all protective functions and electrical safety.

R&D Results

Advanced DSP Algorithm: Developed precise digital control for accurate V/Hz regulation and fast transient response.
Optimized Output Stage: Engineered robust IGBT inverter for reliable operation under demanding load conditions.
User-Defined Profile Storage: Implemented memory for 10 programmable test sequences with voltage/frequency/time settings.
Enhanced Thermal Management: Designed efficient cooling for continuous operation at full rated power.

Packaging and Transportation

Industrial-Grade Crating: Unit is secured in reinforced wooden crate with internal bracing.
Weather Protection: Packaging includes moisture barrier for protection during sea freight.
Complete Documentation: Pack contains user manual, test certificates, wiring diagrams, and warranty information.
Global Logistics: We coordinate shipping worldwide with full tracking and insurance.

After‑Sales Service

We offer an 18-month warranty, responsive technical support, access to spare parts, and optional on-site commissioning assistance.

Qualification Certification

ISO 9001:2015 Certified manufacturing quality system；CE Marked for European market compliance；Factory Test Report: Provided with each unit documenting performance parameters.

FAQ
Q1: What is the main purpose of a Variable Frequency Drive Power Supply?
A: It provides a controlled AC source with adjustable voltage and frequency specifically for testing VFDs, motors, and drive systems under various operating conditions.
Q2: Can it simulate different V/Hz patterns for motor testing?
A: Yes, it supports programmable V/Hz curves, allowing you to test motors with different characteristics, including constant torque and constant power profiles.
Q3: How does it handle the high starting current of motors?
A: Its high overload capacity (150% for 60 seconds) is specifically designed to accommodate motor inrush currents without tripping or voltage drop.
Q4: Is it suitable for testing regenerative drives?
A: For regenerative drive testing, consider our bi-directional grid simulator series. This unit is optimized for sourcing power to drives and motors.
Q5: What communication options are available for automated testing?
A: Standard RS485 Modbus and RS232 interfaces allow easy integration with automated test systems for remote control and data acquisition.

Contact Us

For technical specifications or global solutions for the Variable Frequency Drive Power Supply: acpower@acsoonpower.com, or submit your requirements using the form at the bottom of our website.