PRO 3 3

100KVA 1

45KVA 50KVA 60KVA 75KVA 1

20KVA 30KVA 1

1.5KVA 3KVA 4KVA 1

6KVA 9KVA 1

15KVA 1

20KVA 30KVA 1

45KVA 50KVA 60KVA 75KVA 1

100KVA 1

Series: PRO3 Services

PRO-3 Three-Phase Servo Voltage Stabilizer

Advanced three-phase servo motor voltage stabilizer featuring MCU control technology and ≤2% output precision, specifically engineered for precision industrial applications demanding exceptional voltage stability. The PRO-3 series combines intelligent microcontroller control with robust three-phase compensating servo motor technology, delivering superior 100% unbalanced load capability and comprehensive protection systems. Perfect for precision manufacturing, laboratory equipment, and critical industrial processes where voltage accuracy is paramount, featuring colorful LED display and unique motor protection functionality for maximum reliability.

MCU Control Technology– Intelligent microcontroller unit control for enhanced stability and response
≤2% Output Precision– Superior voltage accuracy for precision equipment and sensitive applications
Motor Protection (Unique Function)– Exclusive motor protection system ensuring servo component longevity
Colorful LED Display– Real-time monitoring with intuitive visual status indicators
≥120% Overload Protection– Advanced PCB-based overload protection for equipment safety
Industrial Strength Components– Built with high-reliability industrial-grade components

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PRO-3 Three-Phase Servo Voltage Stabilizer Complete Specifications

Small to Medium Capacity Models (1.5KVA-15KVA)

Specification	1.5KVA	3KVA	4.5KVA	6KVA	9KVA	15KVA
Phase	3-phase 4-wire (Can be customized 3-phase 3-wire)	3-phase 4-wire (Can be customized 3-phase 3-wire)	3-phase 4-wire (Can be customized 3-phase 3-wire)	3-phase 4-wire (Can be customized 3-phase 3-wire)	3-phase 4-wire (Can be customized 3-phase 3-wire)	3-phase 4-wire (Can be customized 3-phase 3-wire)
Input Voltage	278V-433V or 152V-228V / 166V-249V
Input Frequency	50Hz/60Hz
Output Voltage	AC 380V ±3% or 220V ±2% / customized
Output Capacity	1200W	2400W	3600W	4800W	7200W	12000W
Output Frequency	50Hz/60Hz
Low voltage	318V±7V or 184V±7V
Over voltage	426V±7V or 246V±7V
Time delay	Default 5s
Overload/short circuit	MCB/MCCB/MCU
Pcs per Carton	1
Package dimensions (mm)	230330418	280380645	280380690	/	/	/
AC-AC Efficiency	98%
Noise level	≤50dB
Temperature	-5℃ to 40℃
Humidity	20% to 90%

High Capacity Industrial Models (20KVA-100KVA)

Specification	20KVA	30KVA	45KVA	50KVA	60KVA	75KVA	100KVA
Phase	3-phase 4-wire (Can be customized 3-phase 3-wire)	3-phase 4-wire (Can be customized 3-phase 3-wire)	3-phase 4-wire (Can be customized 3-phase 3-wire)	3-phase 4-wire (Can be customized 3-phase 3-wire)	3-phase 4-wire (Can be customized 3-phase 3-wire)	3-phase 4-wire (Can be customized 3-phase 3-wire)	3-phase 4-wire (Can be customized 3-phase 3-wire)
Input Voltage	278V-433V or 152V-228V / 166V-249V	278V-433V or 152V-228V / 166V-249V	304V-456V	304V-456V	304V-456V	304V-456V	304V-456V
Input Frequency	50Hz/60Hz
Output Voltage	AC 380V ±3% or 220V ±2% / customized
Output Capacity	16000W	24000W	36000W	40000W	48000W	60000W	80000W
Output Frequency	50Hz/60Hz
Low voltage	318V±7V or 184V±7V
Over voltage	426V±7V or 246V±7V
Time delay	Default 5s
Overload/short circuit	MCB/MCCB/MCU
Pcs per Carton	1
Package dimensions (mm)	325420667	/	4307551020	/	/	/	8007401030
AC-AC Efficiency	98%
Noise level	≤50dB
Temperature	-5℃ to 40℃
Humidity	20% to 90%

PRO-3 Three-Phase Servo Voltage Stabilizer

1.5KVA 3KVA 4KVA

● 1.5KVA/3KVA/4KVA

6KVA 9KVA

● 6KVA/9KVA

15KVA

● 15KVA

20KVA 30KVA

● 20KVA/30KVA

45KVA 50KVA 60KVA 75KVA

● 45KVA/50KVA/60KVA/75KVA

100KVA

● 100KVA

Display Options

pro 3 D

● D

PRO 3 LED display

● LED display

PRO-3 Three-Phase Servo Voltage Stabilizer Applications

Precision Manufacturing1

Precision Manufacturing

Ultra-precise three-phase power conditioning for high-precision manufacturing operations.

Applications: CNC Machines, Precision Grinding, Robotic Assembly, Quality Control Equipment

Recommended Models: 15KVA – 60KVA
Core Value: Achieve ≤2% voltage precision for superior product quality

Laboratory Research1

Laboratory & Research

Advanced power protection for sensitive laboratory and research equipment.

Applications: Analytical Instruments, Testing Machines, Measurement Devices, R&D Equipment

Recommended Models: 3KVA – 30KVA
Core Value: Ensure measurement accuracy with MCU intelligent control

Critical Process Industries

Critical Process Industries

Specialized power management for critical manufacturing processes.

Applications: Semiconductor Fab, Pharmaceutical Production, Chemical Processing, Food & Beverage

Recommended Models: 20KVA – 100KVA
Core Value: Maintain process integrity with colorful LED monitoring

Why Choose YIY PRO-3 Series?

MCU Intelligent Control

Advanced microcontroller technology
Enhanced stability and response
Motor protection functionality

888

Ultra-Precision Accuracy

≤2% output precision
Superior voltage accuracy
Ideal for sensitive equipment

999

Advanced Monitoring Display

Colorful LED display system
Real-time status indicators
Intuitive visual monitoring

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Zhejiang Yiyen Holding Group Co.,Ltd

Address:

No.77, Xiang Long Road, Lian Du Zone, Lishui City, Zhejiang Province, China

E-Mail:

[email protected]

Phone/WhatsApp:

+86 13587452904

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