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SBW Series Full Automatic Voltage Stabilizers Compensated 300KVA

Basic Information
Place of Origin: China
Brand Name: Modern
Certification: CE,ISO 9001
Model Number: SBW
Minimum Order Quantity: 1
Price: negotiation
Packaging Details: Wooden Packing
Delivery Time: 30 days
Payment Terms: T/T
Supply Ability: 500 unit/month
Detail Information
Dimension: 505×1880×1050mm Capacity: 300KVA
Votage Stability Range: -2%~+2% Weight: 664Kg
High Precision: 1%-5%
High Light:

high power voltage regulator


automatic voltage regulator avr

Product Description

SBW Series Full Automatic Voltage Stabilizers Compensated 300KVA





DBW Single Phase, SBW High Power Three phases AC voltage stabilizer is a contact adjustable

automatic voltage compensation high-power regulating power device. When voltage from supply

network is varied or due to loading current effect, it automatically regulates the output voltage to

ensure the normal function of the variety of electric equipments.




BROADCAST: Regulation for broadcast transmitter sites and studios.

COMMERCIAL: High- rise building, elevator control, large A/C chillers, lighting, and 

                         other sensitive critical systems.

INDUSTRIAL: Industrial automation, process control, CNC, factory robotics, heavy load machinery.

MEDICAL: X-ray, CT scanner, MRI system, Radiation therapy machine, other medical imaging equipments.

TELECOM: Mobile base stations, exchanges stations, control centers and transmission relay stations, .



Technical parameter

Input Voltage

Single phase 220V±20%, three phase: 380V±20%

The other input voltage range and rated voltage can be custom designed.

Output Voltage

Single phase 220V±1-5%, three phase: 380V±1-5%

Supply Frequency


Insulation Resistance


Voltage Regulation Mode

Independent phase regulation for three phase

Waveform Distortion


Insulation Class

H class

Method of Voltage Regulation

Regulation transformer with servomotor

Insulated Strength

Single phase: 2000V/1min without puncture

Three phase: 2500V/1 min without puncture


>97% on full load

Overload Rating

Withstand 200% overload in short time

Protection class

IP20(indoor), outdoor type on request

Electrical safety

CE equivalent

Operational Temperature

-20 °C to +45 °C


Power-on style, Malfunction protection, Short- circuit protection,

 Lack of phase protection, Over voltage shutdown, Under voltage

 shutdown, Safe start


Company details:

SBW Series Full Automatic Voltage Stabilizers Compensated 300KVA 0


Contact Details
Mr. Xu

Phone Number : +8613566258066

WhatsApp : +8613566258066