YDSF SERIES 4POLE

Brushless, self exciting
Class 'H' insulation
Standard degree of protection is IP22
Self regulation
With fan cooling
Resist humid grease
AC excitation, rotating rectification tube
Stator grease insulation covered
Rotator and excitation high polymer, Resist the corruption of oil and acid.
Rotator balance is in accordance with BS5625 Standard 12.5
High-quality lubrication sealed long-time bearing
Rotator silicon steel close tight

Alternator Technical Data

Exciter Brushless
Cooling Fan Cast alloy aluminum
Bearing Single, double shielded
Windings 100% copper
Connection Type Reconnectable
Insulation Type Class H
Pitch 2/3
Amortisseur Winding Full
Voltage Regulator S*460
Voltage Regulation NL - FL +-1.5%
Underspeed Protection Standard
Overexcitation Protection IP22
Standard JB/T3320.2-2000, IEC34-1
Phase Sequence: A(U) B(V) C(W)
TIF(1960 Weightings) <50
THF <2%