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Three-phase Voltage Regulator

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Our Certificate EAC Certification, CE Certification, ROHS Certification, ISO 9001:2015 so that our product's quality is guaranteed.

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At present, most our products are exported to all over the world, Main countries are Russia, Ukraine, Kazakhstan, Uzbekistan, Indonesia, Thailand, Pakistan, Nigeria and so on.

Wide Range of Applications

Our company products is suitable for the family, industry, agriculture, fire control, automobile and other fields, our products won a number of patents. Especially the technology of our LCD display intelligent programmable voltage regulator power supply series is a commanding lead in the industry of voltage stabilizer.

Corporate Purpose

HEYUAN great electric appliance Limited company's enterprise objective: "the unity strives for realism, innovates continually; The science and technology is in the lead, high quality highly effective; The customer is supreme, believes in abides by".

Types of Three-phase Voltage Regulator

Oil-immersed 3 phase voltage stabilizer

3 phase high-precision automatic voltage stabilizer.

Oil-immersed 3-phase voltage stabilizer is suitable for equipment with infrequent voltage changes.

The high-precision 3-phase voltage stabilizer is suitable for equipment with frequent voltage changes and some high-value equipment, such as medical instruments.

Three-phase Voltage Regulator Parameters

Type	3 Phase voltage stabilizer
Capacity	3 kVA to 60KVA (The power capacity of voltage stabilizer needs to be 1.5~2 times greater than the load power)
Phase	3 Phase 4-line
Input Voltage Range	±15% tolerance for all standard output voltages above 380V. ±20% tolerance for required 380V output and all standard voltages below.
Output Voltage	3 phase 380V (Optional: 110V/ 120V/ 208V/ 220V/ 230V/ 240V/ 400V/ 415V/ 440V/ 460V/ 480V)
Output Accuracy	±2~4%/ ±1% (Optional) * In case of output accuracy of +/- 2-4%, the voltage stabilizer will be servomotor based, and in case of output accuracy of +/- 1%, the voltage stabilizer would be SCR based.
Frequency	50Hz/60Hz
Current Type	AC
Efficiency	≥95%
Response Time	≤1.5S
Ambient Temperature	-15°C~+40°C
Cooling Method	Naturally air cooled
Insulation Resistance	≥5MΩ
Electricalintensity	Without breakdown and flashover phenomena at power frequency sine voltage 2000V for 1 min
Overload Capacity	Overload current (%)	Duration (min)
	20	≤60
	40	≤15
	60	≤5
Waveform Distortion	Non-lack fidelity waveform
Protection	Over-voltage, over-current, feed phases
Protection Grade	IP 24
Warranty	24 months
Certificate	CE

Model(VA)	Size(mm)	Weight(kg)
TNS-3KVA	48×34×17	25
TND-4.5KVA	48×34×17	30
TND-6KVA	36×28×68	40
TND-9KVA	38×32×78	50
TND-15KVA	44×36×78	70
TND-20KVA	52×40×86	130
TND-30KVA	49×46×107	145
TND-40KVA	49×46×107	180
TND-50KVA	64×57×118	195
TND-60KVA	64×57×118	215

Field Of Use Of Three-Phase Voltage Regulator

Medical

CT, DR, X-ray machine, medical equipment, imaging system, photography system, MRI, ultrasound machine, etc.

Textile

Computerized flat knitting machine, automatic knitting machine, warp knitting machine, etc.

Machinery

Metal processing machine tools, CNC machining centers, laser engraving, cutting equipment, electric welding, electric furnaces, etc.

Network and communication equipment

Network computer room, radar station, microwave station, etc.

SMT (Electronics)

Mounter, Reflow Oven, Solder Paste Printer, Solder Paste Tester, SPT, AO, etc.

Printing

Printing machine, offset printing machine

Instrument

Optical language instrument, chromatograph, etc.

Factory

Production line, central air conditioner, etc.

Specification

Three-phase input voltage	Line voltage 277-430V (3P+N+E)
Three-phase output voltage	Line voltage 380V (phase voltage 220V)
Delay time	41s
Voltage regulation accuracy	≤3%
Working frequency	50Hz/60Hz
Adjust the time	<1.5s (when the input voltage changes by 10%)
Overvoltage protection	Phase voltage 246V±4V
Efficiency	≥ 90%
Waveform distortion	No additional waveform distortion
Load power factor	0.8
Electric strength	1500V/1min without breakdown
Insulation resistance	≥2MΩ
Ambient temperature	-5°C~ +40°C

Shipping

All means of shipping are supported, by Air, by Sea, by courrier.

FAQ

Q: What is three-phase motor voltage regulator?

A: A three-phase voltage stabilizer, also known as a three-phase voltage regulator or three-phase voltage conditioner, is a specialized electrical device designed to maintain a stable and consistent output voltage in a three-phase electrical system, regardless of fluctuations in the input voltage.

Q: How does a 3-phase voltage regulator work?

A: The working principle of the three-phase voltage regulator is to connect a four-layer three-terminal semiconductor device between the power supply and the load, and with the corresponding trigger control circuit board, the voltage and current applied to the load can be adjusted.

Q: How does a 3 terminal voltage regulator work?

A: In a fixed three-terminal voltage regulator, the internal circuitry consists of a voltage reference, a pass transistor, and a feedback loop. When the input voltage is applied, the pass transistor controls the flow of current to the load based on the feedback received from the output voltage.

Q: How do you control the rpm of a 3-phase motor?

A: Adjusting the frequency: The RPM of a 3-phase motor is directly proportional to the frequency of the power supply. Therefore, you can reduce the RPM by reducing the frequency of the power supply. This can be done using a variable frequency drive (VFD) that controls the frequency of the power supplied to the motor.

Q: What is voltage regulator for three phase?

A: A three phase automatic voltage regulator might regulate all three phases together or it might regulate each phase independently, depending on the design of the AVR. When dealing with three phase power, it is not uncommon to find that one phase has a “high” voltage level while another has a “low” voltage level.

Q: What is voltage regulator types?

A: There are two main types of voltage regulators: linear and switching. Both types regulate a system's voltage, but linear regulators operate with low efficiency and switching regulators operate with high efficiency.

As one of the most professional three-phase voltage regulatormanufacturers and suppliers in China, we're featured by quality products and good price. Welcome to wholesale bulk three-phase voltage regulator in stock here from our factory. Contact us for customized service.

Industrial Voltage Regulator, Industrial 3 Phase Voltage Stabilizer, Medical Ac Stabilizer