APS-7050 500VA Programmable AC Power Source

Key Features

Provides up to 500VA output
Adjustable voltage (0-300V) and frequency (45Hz-500Hz)
Supports sine, square, and arbitrary waveforms
Built-in power meter for real-time monitoring
Over-voltage, over-current, and over-temperature protection
Remote control via USB, RS-232, and LAN
Compact and user-friendly interface

The APS-7050 500VA Programmable AC Power Source is an advanced, high-performance instrument designed for a wide range of testing and development applications. Capable of providing a stable output of up to 500VA, it supports adjustable voltage levels (ranging from 0 to 300V), frequency (from 45Hz to 500Hz), and waveform configurations, making it ideal for testing products like consumer electronics, power supplies, LED drivers, and motors under various simulated power conditions. The unit features both sine, square, and arbitrary waveform generation, allowing for precise control and customization of the output signal. Additionally, it incorporates a built-in power meter for real-time monitoring of voltage, current, and power, along with over-voltage, over-current, and over-temperature protection to safeguard devices under test. With its intuitive LCD interface, multiple communication options including USB, RS-232, and LAN, and remote control capability, the APS-7050 is an essential tool for engineers and researchers seeking to replicate real-world electrical environments with high accuracy and reliability. Its compact design and high VA rating make it an optimal solution for both laboratory and production line testing.

APS-7000 Specifications

The specifications apply when the APS-7000 is powered on for at least 30 minutes under +20°C~+30°

Model		APS-7050	APS-7100	APS-7200	APS-7300
Power Rating		500VA	1000VA	2000VA	3000VA
Output Voltage		0 ~ 155Vrms, 0 ~ 310Vrms
Output Frequency		45.00 ~ 500.0 Hz
Max. Current(rms) *1	0 ~ 155 Vrms	4.2A	8.4A	16.8A	25.2A
	0 ~ 310 Vrms	2.1A	4.2A	8.4A	12.6A
Max. Current (peak)	0 ~ 155 Vrms	16.8A	33.6A	67.2A	100.8A
	0 ~ 310 Vrms	8.4A	16.8A	33.6A	50.4A
OPT. APS-003(rms) *6	0 ~ 600 Vrms	1.05A	2.1A	4.2A	6.3A
OPT. APS-003(peak)	0 ~ 600 Vrms	4.2A	8.4A	16.8A	25.2A
Total Harmonic Distortion (THD) *2		≤ 0.5% at 45 ~ 500.0Hz (Resistive Load)
Crest factor		≤ 4
Line regulation		0.1% (% of full scale)
Load regulation		0.3% (% of full scale)
Response time		< 100µs
Reverse current		30% of Maximum Output RMS Current (Continue) 100% of Maximum Output RMS Current (Within 3 minutes)
Setting
Voltage	Range	0 ~ 155Vrms, 0 ~ 310Vrms, Auto
	Resolution	0.01V at 0.00 ~ 99.99Vrms 0.1V at 100.0 ~ 310.0Vrms
	Accuracy	± (0.5% of setting + 2 counts)

Frequency	Range	45 ~ 500 Hz
	Resolution	0.01Hz at 45.00 ~ 99.99Hz 0.1Hz at 100.0 ~ 500.0Hz
	Accuracy	± 0.02% of Setting
OPT. APS-004	Range	45 ~ 999.9Hz
	Resolution	0.01Hz at 45.00 ~ 99.99Hz 0.1Hz at 100.0 ~ 999.9Hz
	Accuracy	± 0.02% of Setting
Power on/off phase angle	Range	0 ~ 359°
	Resolution	1°
	Accuracy	± 1° (Only 45 ~ 65Hz)
*Measurement 3**
Voltage (rms)	Range	0.20 ~ 38.75Vrms 38.76 ~ 77.50Vrms 77.51 ~ 155.0Vrms 155.1 ~ 310.0Vrms
	Resolution	0.01V at 0.00 ~ 99.99Vrms 0.1V at 100.0 ~ 310.0Vrms
	Accuracy *4	± (0.5% of reading + 2 counts)
Frequency	Range	45 ~ 500Hz
	Resolution	0.01Hz at 45.00 ~ 99.99Hz 0.1Hz at 100.0 ~ 500.0Hz
	Accuracy *5	± 0.1Hz
Current (rms)	Range	2.00 ~ 70.00mA 60.0 ~ 350.0mA 0.300 ~ 3.500A 3.00 ~ 17.50A	0.200 ~ 3.500A 3.00 ~ 35.00A
	Resolution	0.01mA 0.1mA 0.001A 0.01A	0.001A 0.01A
	Accuracy	± (0.6% of reading + 5 counts) , 2.00 ~ 350.0mA ± (0.5% of reading + 5 counts) , 0.300 ~ 3.500A ± (0.5% of reading + 3 counts) , 3.000 ~ 17.50A	± (0.5% of reading + 5 counts) , 0.200 ~ 3.500A ± (0.5% of reading + 3 counts) , 3.00 ~ 35.00A
Current (peak)	Range	0.0 ~ 70.0A	0.0 ~ 140.0A
	Resolution	0.1A	0.1A
	Accuracy	± (1% of reading + 1 count)	± (1% of reading + 1 count)

Power (W)	Resolution	0.01W 0.1W 1W	0.1W 1W
	Accuracy	± (0.6% of reading + 5 counts) , 0.20 ~ 99.99W ± (0.6% of reading + 5 counts) , 100.0 ~ 999.9W ± (0.6% of reading + 2 counts) , 1000 ~ 9999W	± (0.6% of reading + 5counts) , 0.2 ~ 999.9W ± (0.6% of reading + 2counts) , 1000 ~ 9999W
Apparent Power (VA)	Resolution	0.01VA 0.1VA 1VA	0.1VA 1VA
	Accuracy	± (1% of reading + 7 counts) , 0.20 ~ 99.99VA ± (1% of reading + 7 counts) , 100.0 ~ 999.9VA ± (1% of reading + 5 counts) , 1000 ~ 9999VA	± (1% of reading + 7 counts) , 0.2 ~ 999.9VA ± (1% of reading + 5 counts) , 1000 ~ 9999VA
Power Factor	Range	0.000~ 1.000
	Resolution	0.001
	Accuracy	±2% reading + 2 counts
General
Remote output signal		Pass, Fail, Test-in Process, Trigger in, Trigger out, OUT ON/OFF
Sync output signal		Output Signal 10 V, BNC Type
Number of Preset		10 (0~9 numeric keys)
Protection		OCP, OPP, OTP and Alarm
Trigger Out		Maximum low level output = 0.8V Minimum high level output = 2V Maximum source current = 8mA.
Trigger In		Maximum low level input voltage = 0.8V Minimum high level input voltage = 2.0V Maximum sink current = 8mA.
SEQUENCE / SIMULATION FUNCTION
Number of Memories		10 (0~9 numeric keys)
Number of Steps		255 max. (for 1 sequence)
Step Time Setting Range *9		0.01 ~ 999.99 s
Operation within Step		Constant, Keep, Linear Sweep
Parameters		Output Range, Frequency, Waveform (sine wave only), On Phase, Off Phase, Term Jump Count (0 ~255), Jump-to, Branch 1, Branch 2, Trigger Output
Sequence Control		Start, Stop, Hold, Continue, Branch 1, Branch 2
AC Input

Phase		Single Phase
Input Voltage		115/230Vac ± 15%		230Vac ± 15%
Input Frequency		50/60Hz
Max. Current		16A/8A	32A/16A	32A	50A
Power Factor		0.7 Typ.
Environmental Conditions
Operating temperature range		0 ~ +40 °C
Storage temperature range		-10 ~ +70 °C
Operating humidity range		20 ~ 80% RH (no condensation)
Storage humidity range		80% RH or less (no condensation)
Interface
Standard		USB Host, LAN		USB Host, USB CDC, LAN
Optional		GPIB (APS-001) RS232 / USB CDC (APS-002)		GPIB (APS-001) RS232 (APS-007)
Dimensions & Weight
Dimensions (mm)	W	430	430	430	430
	H	88	88	312	400
	D	400	560	650	650
Weight		24kg	38kg	90kg	128kg

Product specifications are subject to change without notice.

The Specifications are not suit for ARB mode.

*1 Maximum output current at working voltage 120Vrms, 240Vrms

*2 45 to 500Hz, 10% or higher of the rated output voltage, the maximum current or lower

*3 All of measurement accuracy is at 23±5℃

*4 In the case of 15 to 155V, 30 to 310V, sine wave, no load

*5 For an output voltage of 75 V to 155 V / 150 V to 310 V, sine wave, no load

*6 Maximum output current at working voltage 480Vrms

*9 Step Time does not guarantee specification.

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Accessories

CD ROM(User Manual, Programming Manual for APS-7000) x 1,
Power Cord(Region Dependent), GTL-123 Test Lead

Optional Accessories

APS-001 GPIB interface card
APS-002 RS-232 / USB interface (APS-7050, APS-7100)
APS-007 RS-232 interface card(APS-7200, APS-7300)
APS-003 Output Voltage Capacity (0~600Vrms)
APS-004 Output Frequency Capacity (45~999.9Hz)

GRA-423 APS-7050, APS-7100 rack mount kit
GRA-429 APS-7200 rack mount kit
GRA-430 APS-7300 rack mount kit

APS-7050 500VA Programmable AC Power Source