AC Brushless Alternators(dynamo) -MG225 (30kva~75kva)

Specifications MVC series AC brushless alternators(Dynamo), power 20kW (25kVA) - 1200kW (1500kVA) Model:MG225 MG270, MG315, MG355, MG400

Specification for AC Alternators (Dynamo) MG225 series AC Alternator

Rating Power Factor		0.8Lagging
Altitude		≤1000m
Insulation Class		H		Excitation System							Shunt
Lead Number		12		A.V.R Model							EA440
Winding Pitch		2 / 3		Voltage Regulation							±1%
Drip Proof		IP 21 / 23		Transient Voltage Recovery Time(s)							≤1.0
Over Speed		2250rpm		Waveform:NEMA-TIF							≤50
Total Harmonic-THD		≤5%		Waveform:IEC-THF							≤4%
Frequency		50Hz(1500rpm)						60Hz(1800rpm)
Phase / Insulation		3 Phase / H Class						3 Phase / H Class
Duty		Prime			Standby			Prime			Standby
Ambient Temperature		40° C			40° C			40° C			40° C
Temperature Rise		125° C			150° C			125° C			150° C
Voltage ( V )		380	400	415	380	400	415	440	460	480	440	460	480
MGA225-24-4S	KVA	30			32.5			37.5			37.5
	KW	24			26			30			33
MGA225-30-4S	KVA	37.5			41			45			50
	KW	30			33			36			40
MGA225-34-4S	KVA	42.5			46			50			56
	KW	34			37			40			45
MGA225-40-4S	KVA	50			56			60			65
	KW	40			45			48			52
MGA225-50-4S	KVA	62.5			69			75			75
	KW	50			55			60			66
MGA225-58-4S	KVA	72.5			80			87.5			96
	KW	58			64			70			77
MGA225-64-4S	KVA	80			87.5			94			102.5
	KW	64			70			75			82
MGA225-68-4S	KVA	85			94			100			110
	KW	68			75			80			88
MGA225-75-4S	KVA	94			102.5			112.5			125
	KW	75			82			90			100

Frame:
MG225 series, Range from 30kVA to 94kVA
MG270 series, Range from 100kVA to 250kVA
MG315 series, Range from 250kVA to 500kvA
MG355 series, Range from 450kVA to 670kVA
MG400 series, Range from 700kVA to 1500kVA

Alternator features:
1) Brush-less, 4 poles, rotation magnet
2) IP21-23 (NEMA1) enclosure is standard for all industrial alternators
3) The insulation system is class H
4) Simple installation and maintenance, with easy access to terminals, rotating diodes
and coupling bolts
5) Wide range of flange adaptors and single bearing disc coupling
6) Standard 2/3 pitch windings avoid excessive neutral currents
7) Optional accessories available for easy paralleling with mains or other generators
8) AVR auto voltage regulator, auto exciter, auto adjustment

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