Your Cart
Tradeport Electronics
measurement is our business
Cart : (empty)

APM SP300VAC4000W Advanced - 4000W Switching Mode Single-Channel Output High-Precision Programmable AC Power Source


​This Product includes the following certification: CE/CSA/UL/FCC

SP300VAC4000W is a switching mode single-channel output high-precision programmable AC power source, which adopts high speed DSP+CPLD control, high frequency PWM power technology and active PFC design to realize AC/DC stable output. SP300VAC4000W is featured with high power density, high reliability and high precision, meanwhile it possesses operation interface of touch screen and keys manually. It is able to analog output normal or abnormal input for electrical device to meet test requirements. 

Application Area:
This series is applicable to multiple sectors such as electric, lighting and aviation sectors and it could be applied to enterprise's  production test as well.


Basic Functions:

  1. Adjustable Phase Angle/Slope
    Adjustable Phase Angle/Slope is applicable to verification test of ON/OFF inrush current testing. This function is applicable to start inductive or capacitive load with large capacity to avoid high current when instantaneously start the device.

    Adjustable Phase Angle

    Adjustable Slope
  2. High Output Current Crest Factor
    The surge current could reach 5-6 times of the rated current, especially suitable for inrush current testing.

  3. Transient mode
    Transient mode simulates the impact on test object when turn on or turn off transient high power capacity load in power grid.

    Voltage Spikes

    Voltage Sags
  4. Dimmer Function
    Support Dimmer function, which is applicable to conduct speed regulating or dimming verification test for electric motor, lamp and other products.

  5. Output Simulation Sequence and Disturbance Simulation 
    Capable of simulating power line disturbance simulation test.

    LIST Mode

    STEP Mode

    PULSE Mode
  6. Advanced Functions:

    1. ​Output Impedance(Applicable to Professional Version)
      Support Simulating Output Impedance

    2. Built-in IEC Standard Test(Applicable to Professional Version)
      Built-in IEC standard test could be recalled directly.

    3. Amplifier Function
      The programmable AC power source could realize real time output by tail after signal waveform.

    4. Harmonics/ Inter-harmonics Generate Simulation and Measurement(Applicable to Professional Version)
      Up to 40 orders of harmonics components, applicable to interference simulation test. 

    5. External Control Function
      Programmable AC power sources could provide analog input under test simulation of PASS, FALL and RUN status and user can control ON/OFF externally, force to shutdown, reset and upload 7 sets of stored parameters.

    6. 3-Phase Operation and Parallel Mode
      Support up to 2 units in series, 4 units in parallel and 3 units combined to 3-phase power output.

Outline dimensions drawing:
outline dimension(W*H*D)=483.0 mm x 177.0 mm x 520.0 mm

  • 5.6’’ large touch color screen, possess complete functions and easy to operate.
  • Support for USB data import/export and screen snap from front panel.
  • AC+DC mixed or independent output mode for voltage DC offset simulation.
  • Capable of setting voltage and current output restriction, support for constant current output mode.
  • Capable of setting output slope of voltage and frequency.
  • Capable of setting ON/OFF phase angle.
  • Support for LIST/PLUSE/STEP mode, simple time setting and circulation setting, which is suitable for power line disturbance simulation test.
  • Built-in power sweeping function.
  • Built-in Transient mode.
  • Built-in Dimmer function.
  • With reverse current protection to avoid current flowing backward.
  • Built-in power meter, which is capable of measuring 15 electrical parameters, including voltage, current, frequency, etc.
  • Support mA current measurement function.
  • Built-in IEC61000-3-3/ IEC61000-3-2/ IEC61000-4-11/ IEC61000-4-14/ IEC61000-4-28/ IEC61000-4-13 standard test required waveform.
  • Support up to 2 units in series, 4 units in parallel and 3 units combined to 3-phase power output (optional).
Voltage 190~265VAC
Frequency 47~63Hz
Phase 1 Phase, 2Wire+Groud
Max. Current 25A
Power Factor
at 220VAC Input, Full Load
≥0.99 Active PFC
Efficiency >87% (Peak)
>86% at 220VAC,50Hz input/220VAC,50Hz output, Full Load


AC Power 4000VA
Max. Current (r.m.s) 0~150V(L) 32A
Max. Current (r.m.s) 0~300V(H) 16A
Max. Current (Peak) 0~150V(L) 160A
Max. Current (Peak) 0~300V(H) 80A
Phase 1 Phase
Crest Factor(CF) ≤5
Load Regulation ±0.1V
Line Regulation ±(1% of output + 1V)
Voltage(AC) Range 0~300VAC, 150V/300V/Auto Mode
Voltage(AC) Resolution 0.1V
Voltage(AC) Accuracy 0.2% of setting +0.2%F.S.
Voltage(DC) Range 0~424VDC
Voltage(DC) Resolution 0.1V
Voltage(DC) Accuracy 0.2% of setting +0.2%F.S.
Voltage(DC) Max. Power 4000W
Voltage(DC) Max. Current L 22.6A
Voltage(DC) (L/H Range) H 11.3A
Current OC Fold Mode Resolution 0.01A
Current OC Fold Mode Accuracy 2.0% of setting +0.1%F.S.
Current OC Fold Mode Response Time <1400ms
Frequency Range 15~1000Hz Full Range ADJ
Frequency Resolution 0.1Hz at 15.0~99.9Hz, 1Hz at 100~1000Hz
Frequency Accuracy 0.03% of setting
Programmable Output Impedance Range N/A
Harmonic & Inter- harmonics Simulation Range N/A


Voltage Range AC 0~300VAC
DC 0~424VDC
Voltage Resolution 0.1V
Voltage Accuracy 0.2% of setting +0.2%F.S.
Frequency Range 15~1000Hz
Frequency Resolution 0.1Hz at 15.0~99.9Hz, 1Hz at 100~1000Hz
Frequency Accuracy 0.1% of setting
Current (r.m.s) Range H 0.2A~32A
M 0.15A~20A
L 0.1A~5A
mA 0.02A~1.5A
Current (r.m.s) Resolution 0.01A
Current (r.m.s) Accuracy H/M 0.4%+0.3%F.S.
L/mA 0.4%+1.0%F.S.
Current (Peak) Range 0.05A~163A
Current (Peak) Resolution 0.01A
Current (Peak) Accuracy H/M 0.4%+0.6%F.S.
L/mA 0.4%+1.0%F.S.
Power Range 0~4080W
Power Resolution 0.1W
Power Accuracy 0.4% of setting +0.3%F.S. at PF>0.2, Voltage >5V
Harmonic Range N/A


Parallel Output for 1 Phase Yes, 4 Units Max. (Option: Remote O/P & Parallel, Multiphase Link Card)
Series Output for 1 Phase Yes, 2 Units Max. (Option: Remote O/P & Parallel, Multiphase Link Card)
Link Output for 3 Phase Yes (Option: Remote O/P &Parallel, Multiphase Link Card)
FAN Temperature Control
Interface USB, RS485, RS232,LAN(Standard); GPIB (Optional)


Operating Temperature 0°C to 40°C
Storage Temperature -40°C to 85°C
Altitude 2000m
Relative Humidity 5%~95%, non-condensing
Temperature Coefficient 100ppm/°C at Voltage, 300ppm/°C at Current, 100ppm/°C at Frequency


Dimensions(W*H*D) 483.0*177.0*520.0mm
Unit Net Weight 28.8kg


Do you have a 4000W Switching Mode Single-Channel Output High-Precision Programmable AC Power Source that needs to be calibrated?

We offer standard traceable calibration and ISO 17025 accredited calibration services.

Get your 4000W Switching Mode Single-Channel Output High-Precision Programmable AC Power Source calibrated today! Click Here!