ASR-6600-24 Series High Performance AC/DC Power Source

Key Features

24 kVA high-performance AC/DC rack-type power source
Wide output voltage and frequency range (DC, 15 Hz–2000 Hz)
Programmable sine, square, and arbitrary waveform generation
High-speed DSP control for fast response and low distortion
Built-in voltage, current, power, and harmonic measurement functions
Over-voltage, over-current, over-temperature, and short circuit protection
SCPI command support with USB, LAN, and GPIB interfaces
ASR-6600-24-C 3-phase 3-wire 200 V input
ASR-6600-24-D 3-phase 4-wire 380 V input
Ideal for power electronics, EV, avionics, and renewable energy testing

The ASR-6600-24 Series High Performance AC/DC Power Source is a 24 kVA precision rack-mounted power supply designed to meet the rigorous demands of laboratory, industrial, and production line environments. Offering both AC and DC output modes, it provides wide-ranging voltage (up to 424 Vrms or ±600 VDC) and frequency (DC, 15 Hz to 2,000 Hz) support, enabling users to simulate global power conditions and transient scenarios for thorough device evaluation. The ASR-6600-24 features high-speed DSP control for fast response and low distortion, along with advanced waveform synthesis for creating custom sine, square, and arbitrary waveforms. Built-in measurement functions provide real-time monitoring of voltage, current, power, frequency, crest factor, and total harmonic distortion (THD), while protection mechanisms such as over-voltage, over-current, over-temperature, and short circuit safeguards ensure operational safety. The system is compatible with SCPI commands and includes USB, LAN, and GPIB interfaces for seamless integration into automated test setups. The ASR-6600-24-C model supports a 3-phase 3-wire 200 V input, while the ASR-6600-24-D accepts a 3-phase 4-wire 380 V input, catering to different regional power infrastructures. With its high efficiency, low noise output, and flexible control options, the ASR-6600-24 Series is ideal for testing power electronics, EV components, avionics equipment, renewable energy systems, and more.

SPECIFICATIONS
Model		ASR-6450		ASR-6600
Input Ratings
Power type		Single-phase ; Three-phase, Delta or Y connection selectable
Voltage *range^1**		200 Vac to 240 Vac ±10 % phase voltage (Delta: L-L, Y: L-N)
Frequency range		47 Hz to 63 Hz
Power *factor^2**		0.95 or higher (typ.)
*Efficiency^2**		80 % or higher
Maximum power consumption		6 kVA or lower		8 kVA or lower
AC Output
Multi-phase output		Single-phase output	Polyphase output	Single-phase output	Polyphase output
Output capacity		4.5 kVA	1P3W: 3 kVA ; 3P4W: 4.5 kVA	6 kVA	1P3W: 4 kVA ; 3P4W: 6 kVA
Mode		1P2W	1P3W ; 3P4W (Y-connection)	1P2W	1P3W ; 3P4W (Y-connection)
Setting *mode^3**		—	Independ, Balanced	—	Independ, Balanced
Phase voltage	Setting *Range^4**	0.00 V to 175.0 V / 0.0 V to 350.0 V (sine and square wave), Setting Resolution: 0.01 V / 0.1 V
		0.00 Vpp to 500.0 Vpp / 0.00 Vpp to 1000 Vpp (triangle and arbitrary wave), Setting Resolution: 0.01 Vpp / 0.1 Vpp / 1 Vpp
	*Accuracy^5**	±(0.3 % of set + 0.5 V / 1 V)
Line voltage setting *range^6**		—	1P3W: 0.00 V to 350.0 V / 0.00 V to 700.0 V 3P4W: 0.00 V to 303.1 V / 0.00 V to 606.2 V (sine wave only) Setting Resolution: 0.01 V / 0.1 V	—	1P3W: 0.00 V to 350.0 V / 0.00 V to 700.0 V 3P4W: 0.00 V to 303.1 V / 0.00 V to 606.2 V (sine wave only) Setting Resolution: 0.01 V / 0.1 V
Maximum *current^7**		45 A / 22.5 A	15 A / 7.5 A	60 A / 30 A	20 A / 10 A
Maximum peak *current^8**		Four times of the maximum RMS current
Load power *factor^9**		0 to 1 (leading phase or lagging phase, 45 Hz to 65Hz)
Frequency	Setting range	AC Mode: 15.00 Hz to 2000.0 Hz, AC+DC Mode: 1.00 Hz to 2000.0 Hz, Setting resolution: 0.01 Hz / 0.1 Hz
	Accuracy	± 0.01% of set
	*Stability^10**	± 0.005%
Output on phase setting *range^11**		0.0° to 359.9° variable (Free / Fix selectable), 0.1° (1 Hz to 500 Hz), 1° (500 Hz to 2000 Hz)
Output off phase setting *range^11**		0.0° to 359.9° variable (Free / Fix selectable), 0.1° (1 Hz to 500 Hz), 1° (500 Hz to 2000 Hz)
Setting range of the phase *angle^12**		—	3P4W: L2 phase: 0° to 359.9° L3 phase: 0° to 359.9° Setting Resolution: 0.1°	—	3P4W: L2 phase: 0° to 359.9° L3 phase: 0° to 359.9° Setting Resolution: 0.1°
*Phase angle accuracy^13**		—	45 Hz to 65 Hz: ±1.0° 15 Hz to 2000 Hz: ±2.0°	—	45 Hz to 65 Hz: ±1.0° 15 Hz to 2000 Hz: ±2.0°
DC *offset^14**		± 20 mV (typ.)
DC Output (Only Single Phase Output)
Output capacity		4.5 kW		6 kW
Mode		Floating output, the N terminal can be grounded
Voltage	Setting Range	-250.0 V to +250.0 V / -500.0 V to +500.0 V, Setting Resolution: 0.01 V / 0.1 V
	*Accuracy^15**	±(\|0.3 % of set\| + 0.3 V / 0.6 V)
Maximum *current^16**		45 A / 22.5 A		60 A / 30 A
Maximum peak *current^17**		Four times of the maximum current
Output Stability, Total Harmonic Distortion, Output Voltage Rising Time and Ripple Noise
Line regulation		±0.1% or less (Phase voltage)
Load *regulation^18**		±0.1 V / ±0.2 V, @DC (only single-phase output) ±0.1 V / ±0.2 V, @45 Hz to 65 Hz (phase voltage, 0 to 100%, via output terminal) ±0.5 V / ±1.0 V, @all other frequencies (phase voltage, 0 to 100%, via output terminal)
Distortion of *Output^19**		<0.3 % @1Hz to 100Hz, <0.5 % @100.1 Hz to 500 Hz, <1 % @500.1 Hz to 2000 Hz
Output voltage response *time^20**		Fast: 50 µs (typ.) ; Middle: 100 µs (typ.) ; Slow: 300 µs (typ.)
Ripple *noise^21**		0.5 Vrms / 1 Vrms (TYP)

*1 Y connection is three-phase, five-wire, Delta connection is three-phase, four-wire. (Accessories will be provided)

*2. In the case of AC-INT mode, the rate output voltage, resistance load at maximum output current, 45 Hz to 65 Hz and sine wave output only.

*3. Can be only set in polyphase mode.

*4. For phase voltage setting in polyphase output. In balance mode all phase are collectively set and in unbalance mode each phases are individually set.

*5. For an output voltage of 10 V to 175 V / 20 V to 350 V, sine wave, an output frequency of 45 Hz to 65 Hz, no load, DC voltage setting 0V (AC+DC mode) and 23°C ± 5°C. For phase voltage etting in the

polyphase output.

*6. Line voltage only can be set in balance mode.

*7. If the output voltage is higher than rated value, this is limited to satisfy the power capacity. If there is the DC superimmposition, the active current of AC+DC satisfies the maximum current. In the case of 40 Hz or lower or 400 Hz or higher, and that the ambient temperature is 40 degree or higher, the maximum current may decrease.

*8. With respect to the capacitor-input rectifying load. Limited by the maximum current.

*9. External power injection or regeneration which is over short reverse power flow capacity is not available.

*10. For 45 Hz to 65 Hz, the rated output voltage, no load and the resistance load for the maximum current, and the operating temperature range.

*11. L1, L2 and L3 phase can be set independ at independ mode in the polyphase output.

*12. Can be set only with independ mode in polyphase output.

*13. For an output voltage of 50V or higher, sine wave, same load and voltage condition for all phase.

*14. In the case of the AC mode and output voltage setting to 0 V, 23°C ± 5°C

*15. For an output voltage of -250 V to -10 V, +10 V to +250 V / -500 V to -20 V, +20 V to +500 V, no load, AC voltage set to 0V (AC+DC mode) and 23°C ± 5°C

*16. If the output voltage is higher than rated value, this is limited to satisfy the power capacity. If there is the AC superimmposition, the active current of

AC+DC satisfies the maximum current.And the ambient temperature is 40 degree or higher, the maximum current may decrease.

*17. Instantaneous eithin 3 ms, limited by the maximum current at rated output voltage.

*18. For an output voltage of 75 V to 175 V / 150 V to 350 V, a load power factor of 1, stepwise change from an output current of 0 A to maximum current (or its reverse), using the output terminal on the rear panel.

*19. 50 % or higher of the rated output voltage, the maximum current or lower, AC and AC+DC modes, THD+N. For the polyphase output, it is a specification for phase voltage setting.

*20. For an output voltage of 100 V / 200 V, a load power factor of 1, with respect to stepwise change from an output current of 0 A to the maximum current (or its reverse). 10% ~ 90% of output voltage.

*21. For 5 Hz to 1 MHz components in DC mode using the output terminal on the rear panel.

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Standard Accessories

QuickStart Guide
Safety guide
Input terminal cover
Output terminal cover
Copper plate for delta connection input (Mark 1)
Copper plate for single phase and Y connection input (Mark 2)
Copper plate for delta connection input (Mark 3)
Copper plate for 1P output (Mark 4)
GRA-451-E Rack mount adapter (EIA)
USB cable (USB 2.0 Type A – Type B cable, approx. 1.2 m

Optional Accessories

ASR-003 GPIB interface card
ASR-004 DeviceNet interface card
ASR-005 CAN BUS interface card
ASR-006 External parallel cable (For ASR-6450/ASR-6600 use ONLY)
GRA-451-E Rack mount adapter (EIA) (For ASR-6450/ASR-6600 use ONLY)
GRA-451-J Rack mount adapter (JIS) (For ASR-6450/ASR-6600 use ONLY)
GPW-008 6RV3 UL power cord (For ASR-6450/ASR-6600 use ONLY)
GPW-011 6RV5 UL power cord (For ASR-6450/ASR-6600 use ONLY)
GPW-012 6RVV5 VDE power cord (For ASR-6450/ASR-6600 use ONLY)
GPW-013 6RVT5 PSE power cord (For ASR-6450/ASR-6600 use ONLY)
GPW-014 6RV4 UL power cord (For ASR-6450/ASR-6600 use ONLY)
GPW-015 6RVV4 VDE POWER CORD 2.5 mm2/4C, 3 m Max Length, 105oC ,RVS3-5*4P,
RVS3-5*4P VDE TYPE (For ASR-6450/ASR-6600 use ONLY)
ASR-C003 Modbus TCP feature

ASR-6600-24 Series High Performance AC/DC Power Source