TFWL series A.C.synchronous brushless alternator, base on absorbing and digesting the update technology of international electrical industry, is a new-type designed by ourselves.

It compliance with all main standards,such as :GB755, EN60034, BS5000, VDE0530, NEMA MG1-32, IEC34, etc…

Mechanical specification

Excellent silicon steel sheet frame and import rings.

Mounting type: single bearing with standard SAE connection and SAE driving chip.Double bearing with standard shaft extension and flange connection cover.

Electric performance

Rated output power: 6.5kw-30 kw(8kva-37.5kva)

Rated voltage:400/230v, 440/254v, 220/127v, etc.

Phase/connecting method: 3 phase 4wire/Y type connection

Rated frequency: 50/60hz

Rated speed: 1500/1800rpm

Excited type: Brushless, self excited

Insulation: Class H

Protection: IP21～IP23

Voltage regulation: AVR automatic control

Steady voltage regulation≤±1.0%

Transient voltage regulations≤+20%, －15%(60%ln，cosф≤0.4 lag)

Adjustable voltage range 95-105%Un

Sine waveform distortion rate at no-load, ≤5%,(line voltage)

This series alternator can be operated continuous at rated load under following conditions:

Altitude above sea level: ≤1000 meters

Ambient air temperature: ≤40℃     Relative air humidity: ≤ 90%

It has outstanding performance,reliable quality, convenient maintenance. Using steel or flexible material, it can be connected with engine as a gensets to use in factories, buildings and work sites for lighting and electric power source.