Yamaha EF4500iSE Theory & Diagnostics Manual page 194

Yamaha Generator Theory & Diagnostics Guide
Generator:
Type
Number of phase
Number of poles
Excitation
Initial excitation
Driving method
Rated power factor
Frequency variation
Voltage fluctuation
AC output
Rated voltage
Frequency
Rated output
Rated current
Safety device type
Rated engine speed
Economy idle engine speed
Voltage regulation
Insulation resistance
Insulation class
Stator
Rotor
Receptacle
AC
GENERAL SPECIFICATIONS
Unit
V
Hz
kVA
A
r/min
r/min
MΩ
3-118
EF5200DE
Brushless, self-exciting,
single-phase, synchro-
nous generator
Single phase
2
Self magnetization
Residual magnetiza-
tion
Direct connection
1.0
Less than 5%
Less than 10%
120/240
60
4.5
37.5/18.8
NFB (No fuse breaker)
3,600
2,350
AVR
10
E class
B class
20 A (125 V) × 2,
30 A (125 V) × 1,
20 A (250/125 V) × 1
7
SPEC
YG5200D
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