Voltage Dip & Swell Simulator VDS-2002

Parameter Specification
Compliant Standard IEC 61000-4-11 (1994) 、IEC 61000-4-11 (2004) at Output voltage 0 to 100%
Number of Phases Single Phase
Test Modes AC/DC
Voltage Interruption test
Sensing, direct mode
Cycle synchronous/asynchronous setting PC setting Short/Open modes selection during interruption
Cycle synchronous setting Main Unit setting Short mode during interruption
AC voltage dip and swell test
Cycle synchronous/asynchronous setting
Cycle synchronous/asynchronous setting PC setting
Cycle synchronous setting Main Unit setting
AC voltage variations test
Sensing mode
Cycle asynchronous setting PC setting
Main Unit setting (2s, 1s, 2s setting only)
EUT Input voltage range AC90〜264V 50/60Hz, DC0〜125V ※3
Output voltage range AC0V〜input voltage+20%, DC0V〜input voltage AC290Vmax ※2
Output VA rating 4.224kVA (continuous)
Output current capability AC 100% of input voltage 16Arms (continuous)
80% of input voltage 20Arms (<5S)
70% of input voltage 23Arms (<5S)
40% of input voltage 40Arms (<5S)
DC 16A (continuous)
MAX Output current capability AC100〜120V 250A peak Output voltage 100%, <10ms in direct mode
AC220〜240V 500A peak Output voltage 100%, <10ms in direct mode
Load regulated Output voltage variation 100% of input voltage 0 –16 Arms <5%
70% of input voltage 0 –23 Arms <5%
70% of input voltage 0 –23 Arms <5%
100% of input voltage 0 –40 Arms <5%
Overshoot / undershoot <5% 100 ohm loaded in the Sensing Mode
Rise time / fall time 1〜5μs 100 ohm loaded

 

Parameter Specification
BASE VOLTAGE Percent Setting PC setting (4%)〜120% percentage with a minimum value of 10V ※1 ※2
main unit setting 100% ※1
Voltage Setting PC setting 10〜290V (0V〜input voltage+20%) 5Vstep ※2
arbitrary setting 1V step
Accuracy ±5V Output current 0 to 16A
TEST LEVEL Percent Setting PC setting Short/Open selectable for 0% 0〜120% ※1
main unit setting Short/Open selectable for 0% 0, 40, 70, 80, 120% 5V step ※1
Voltage Setting PC setting Short/Open selectable for 0% 0〜290V
(0V〜5V step+20%) 5V step ※2 5V step
Accuracy ±5V Output current 0 to 16A
REPEAT COUNT No. of Events setting PC setting Output current 0 to 16A
main unit setting 1, 3, 5, 10, 30, 50, 100、or continuous(Cnt) 8 steps
INTERVAL CYCLES CYCLE
Setting Synchronous PC setting 0.5〜5000.5 CYCLE 0.5 CYCLE steps
main unit setting 1, 3, 5, 10, 30, 50, 100, 300, 500 CYCLE、and 10s 10 steps
s Setting Synchronous PC setting 1〜100s 1s steps
ms Setting Asynchronous 8.3〜100000.0ms(100s) 0.1ms steps
s Setting Asynchronous 1〜36000s(10h) 1s steps
DIP CYCLES CYCLE
Setting Synchronous PC setting 0.01〜5000 CYCLE 0.01 CYCLE steps
main unit setting 0.5, 1, 5, 10, 12, 25, 30, 50, 250, 300 CYCLE 10steps
ms Setting Synchronous PC setting 0.1〜100000.0ms (100s) 0.1ms steps
ms Setting Asynchronous 0.1〜100000.0ms (100s) 0.1ms steps
s Setting Asynchronous 1〜36000s(10h) 1s steps

 

Parameter Specification
DIP PHASE
(voltage interruptions, dip starting phase)
PC setting Synchronous PC setting 0〜360° 1° steps
main unit setting 0, 45, 90, 135, 180, 225, 270,
315, 360° 9 steps (45° steps)
PC setting PC setting 0〜19.9ms 0.1ms steps 50Hz
0〜16.6ms 0.1ms steps 60Hz
Voltage Variations Test PC setting Asynchronous PC setting 0.1s〜10s 0.1s steps output voltage 0〜120%
Memory capacity PC setting Up to 10 tests can be programmed and stored as long as the recording media such as PC HD, FD, etc. allow.
main unit setting 5 tests
Input voltage from EUT AC100〜240V±10%
50/60Hz
Interface Optical interface Optional optical converter RS-232 or USB selection
Operating temperature 15〜35℃
Operating humidity 25〜75%R.H.
External dimensions / Weight (W)430 x (H)745 x (D)600mm(excluding protrusions) / approx.150kg
Power consumption 120VA (AC100〜240V 50/60Hz)

 

※1 : percent against input voltage
※2 : not compliant to IEC 61000-4-11(1994) and IEC 61000-4-11 Ed2 (2004) , ed.3 (2020) Standards when voltage output is >100%
※3 : The input voltage must be free of distortion and voltage variations.

Description

VDS-2002 Voltage Dip and Interruption Simulator for IEC 61000-4-11 Testing

Advanced Voltage Dip Simulator for Power Supply Fluctuation and EMC Immunity Testing

The VDS-2002 is a high-performance voltage fluctuation and momentary power failure testing system designed to evaluate the performance, reliability, and operational stability of electronic and electrical equipment under unstable power supply conditions.

The VDS-2002 simulates voltage dips, voltage fluctuations, short interruptions, and momentary power failures in commercial AC power supplies such as AC100V and AC200V systems. This advanced power supply disturbance simulator helps manufacturers verify the immunity and tolerance of electronic devices against real-world power instability conditions.

Voltage Fluctuation and Momentary Power Failure Simulation

Electronic equipment can experience malfunctions, operational errors, or functional deterioration when exposed to unstable power conditions. The VDS-2002 reproduces these real-world electrical disturbances to evaluate how products respond during:

  • Voltage dips
  • Voltage fluctuations
  • Instantaneous power interruptions
  • Momentary power failures
  • Power supply instability
  • AC line disturbances

The simulator helps engineers identify weaknesses in power supply circuits and improve the reliability of electronic products.

IEC 61000-4-11 Compliance Testing

The VDS-2002 is designed to support testing according to:

  • IEC 61000-4-11 international standards
  • Voltage dip immunity testing requirements
  • Instantaneous interruption testing standards
  • AC power fluctuation simulation testing

The system enables accurate and repeatable testing for evaluating electronic equipment tolerance against power supply disturbances and temporary voltage loss conditions.

Reliable Immunity Testing for Electronic and Electrical Equipment

The VDS-2002 is widely used to evaluate:

  • Equipment malfunction during voltage dips
  • Functional deterioration caused by power instability
  • Recovery performance after power interruption
  • Electrical immunity under unstable AC supply conditions
  • Operational stability during voltage fluctuation events

The simulator supports reliability testing for:

  • Consumer electronics
  • Industrial control systems
  • Medical devices
  • Automotive electronics
  • Communication equipment
  • Home appliances
  • Power supply systems
  • Industrial automation equipment

Power Supply Disturbance Testing for Multiple Industries

The VDS-2002 is used across multiple industries for EMC and electrical immunity testing, including:

  • Electronics manufacturing
  • Industrial automation
  • Automotive electronics
  • Telecommunications
  • Medical equipment testing
  • Consumer electronics testing
  • Research and development laboratories
  • Quality assurance testing facilities

The system helps manufacturers ensure stable equipment operation under real-world power conditions.

Accurate and Repeatable Voltage Dip Testing

The VDS-2002 provides:

  • Precise voltage fluctuation simulation
  • Stable AC power disturbance generation
  • Repeatable voltage dip testing
  • Controlled interruption timing
  • Reliable immunity evaluation
  • Consistent testing performance

These features ensure accurate power supply disturbance testing and standards-compliant EMC evaluation.

Applications of VDS-2002 Voltage Dip Simulator

The VDS-2002 is ideal for:

  • Voltage dip immunity testing
  • Momentary power failure testing
  • Instantaneous interruption testing
  • AC power fluctuation analysis
  • Electronic equipment EMC testing
  • Power supply stability testing
  • Product reliability validation
  • Electrical disturbance simulation
  • Functional immunity testing
  • Compliance and certification testing

Key Features of VDS-2002

  • Voltage dip and interruption simulation
  • IEC 61000-4-11 compliant testing
  • AC100V and AC200V power supply simulation
  • Voltage fluctuation testing capability
  • Momentary power failure simulation
  • Functional immunity evaluation
  • Stable and repeatable test performance
  • Electronic equipment reliability testing
  • Advanced power disturbance simulation
  • Industrial-grade EMC testing system
  • Accurate interruption timing control
  • Multi-industry testing support

Benefits of Using VDS-2002

The VDS-2002 helps manufacturers improve electronic equipment reliability, reduce malfunction risks caused by unstable power supplies, and ensure compliance with international EMC standards. By simulating real-world voltage fluctuations and power interruptions, the system enables engineers to validate product immunity and improve long-term operational stability.

Its advanced voltage dip simulation capability, IEC-compliant testing performance, and reliable power disturbance generation make it an ideal solution for electronics manufacturers, EMC laboratories, industrial automation companies, and product development facilities.

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