Single-phase 15, 20, 30KVA frequency stabilization power supply

Single-phase 15, 20, 30KVA frequency stabilization power supply

Product description:

Input voltage: 1 (V) Waveform distortion: 1 (%) Frequency regulation of: 1 (%)
Output voltage: 1 (V) Load regulation: 1 (%) Circuit mode: SPWM switching
Load type: resistive load Custom processing: Efficiency: 1 (%)
Applications: Motor Type: Single-phase inverter power supply Model: AF50
Output frequency: 1 (Hz) Brand: ACS Product Certification: CCC
Control: voltage type Input Frequency: 1 (Hz)


This product is unstable under an average power supply voltage, supply frequency, voltage distortion serious, there is a flicker, voltage drop and other comprehensive quality problems, the device used to protect sensitive power grid quality power electronic devices.

Power using advanced sinusoidal pulse width modulation (SPWM) IGBT high frequency inverter technology, internal for the AC - DC - AC structure, the elimination of grid disturbance, the output waveform is pure, with voltage regulation, frequency stabilization wide range, high precision, weight Light, small, with output isolation transformer, etc., can constitute high quality uninterrupted power supply systems and generators good match.

(main feature)

1, the isolation transformer output, safe and reliable, to adapt to any unbalanced load, each phase can be used independently.

2; efficiency up to 90%; wide loads; may be inductive; capacitive; resistive and any mixed load

3, fast dynamic response, 0-100% load change, the steady-state reaction time ≤20ms.

4, to the natural environment adaptability, good anti-jamming.

5; imported Mitsubishi IGBT; Hitachi controller chip isolation transformer output; stable and reliable

6; input passive filter; effectively improve power quality

7, Redundant hardware output protection circuit, output high voltage, over-current, overload, overheating, short circuit protection and automatic alarm, fast response, to ensure that no damage to the electrical equipment when the power output failure.

8, dual-loop control, impact ability, excellent load capacity.

9, independent electrical parameters of table show actual real-time measurement: Output frequency; output voltage; output current; output power and load power factor

(Performance standards)

(GB7260-87 uninterruptible power supply) (Q / 01AK001-2005 programmable frequency voltage power supply) (GJB181A-2003 aircraft power characteristics) (GJB572-88 aircraft ground power supply characteristics and general requirements)

(Technical Parameters)









Volume (D * W * H)

830 * 450 * 1100 (mm)


High-end industrial products

Circuit mode

IGBT / SPWM pulse width modulation mode

AC input


Three Phase





AC output

(Standard sine wave)





Electric current





50HZ ± 0.01%

Frequency stability

≤ ± 0.01HZ

Voltage regulation rate


Load stability


Waveform distortion

THD≤ ± 3% (resistive load)

Power Factor




Reaction time


Adapt to the load

No type restrictions, but the capacitive and inductive load shall be applicable derating

Panel Displays

Frequency, voltage, current, power / power factor.

protective device

Input no-fuse switch; Output no fuse switch; overvoltage; overcurrent; overload; automatically trip over temperature and short circuit protection and alarm



Insulation reactance

500Vdc 20MΩ or more

Voltage insulation

1800Vac / 5Ma / 1 分钟

Cooling device

Forced air cooling fan

Chassis Architecture

Three film surface quality, fine orange lines

Electromagnetic Compatibility

Referring GJB151A-97, GJB152A-97 requirements

Use of the environment

Operating temperature


Relative humidity

0-90% (non-condensing)


2000 meters


a. Power according to the modular design, ease of maintenance replacement parts.

b. Follow the on ship vibration test standards, strengthening anti-vibration, after the long-distance transport to ensure reliable performance.

c. After the parameters debugging, still keep the original settings.

d. Communication monitoring optional RS232 / 485 and other communications interfaces.

e. according to the voltage, frequency and other parameters can be specially tailored to customer requirements.