250KVA---475KVA AC Brushless Diesel Generator KR4

Quick Details

Place of Origin:	Jiangsu, China (Mainland)	Brand Name:	KERUI	Model Number:	KR4
Output Type:	AC Three Phase	Speed:	1500/1800 RPM	Frequency:	50HZ/60HZ
Rated Power:	250--475KVA	Voltage:	120--690V	Mounting dimensions:	SAE. NO standard
Excitation:	Brushless, self-excited, synchronous	Insulation Class:	H	Power:	200KW--440KW
Winding Pitch:	2 / 3 pitch	Color:	Customers' Requirement

Advantage:

Self-excitation control or optional permanent magnet generator provides continuous short circuit current capability Single bearing or Double bearing 4 Pole, Brushless, H class insulation ensure the generator running in the dreadful conditions Standard IP22,IP23, Top quality & Easy to install and maintenance Steel frame cast-iron cover,Excellent silicon steel chip You can reconnect 12 ends of the terminals to meet other voltage Meets all requirements of the world’s leading generator standard All generator stators are wound to 2/3 pitch, avoid excessive neutral currents, ensure low waveform distortion

Optional Part

Anti-condensation heater Air filter Anti-radio interference suppressors Droop transformer for parallel operation Power Factor controller PFC3 Optional AVR MX321 or MX341, optional AS440 AVR Plus a three phase induction detection module can meet ±0.5% voltage regulation Winding temperature sensor RTD Bearing temperature sensor RTD Winding temperature protection thermistors and relays Optional PMG supply separate excitation system power

KR4 Three Phase
	50Hz(1500rpm)									60Hz(1800rpm)
Temperature	Normal 40℃			Peak 40℃			Peak 27℃			Normal  40℃			Peak  40℃			Peak 27℃
Temperature rise	Normal 125℃			Standby 150℃			Standby 163℃			Normal 125℃			Standby 150℃			Standby 163℃
Voltage	380	400	415	380	400	415	380	400	415	416	440	480	416	440	480	416	440	480
KR4C Capacity（KVA)	250.0	250.0	250.0	270.0	270.0	270.0	275.0	275.0	275.0	287.5	300.0	315.0	300.0	320.0	335.0	310.0	330.0	345.0
Power（KW)	200.0	200.0	200.0	216.0	216.0	216.0	220.0	220.0	220.0	230.0	240.0	252.0	240.0	256.0	268.0	248.0	264.0	276.0
Efficiency(%)	92.5	92.8	93.0	92.0	92.3	92.6	91.8	92.2	92.5	92.6	92.7	93.0	92.3	92.3	92.7	92.1	92.2	92.5
KR4D Capacity（KVA)	300.0	300.0	300.0	320.0	320.0	320.0	330.0	330.0	330.0	343.7	360.0	375.0	365.0	385.0	400.0	375.0	395.0	415.0
Power（KW)	240.0	240.0	240.0	256.0	256.0	256.0	264.0	264.0	264.0	275.0	288.0	300.0	292.0	308.0	320.0	300.0	316.0	332.0
Efficiency(%)	92.7	93.0	93.2	92.3	92.7	92.9	92.1	92.5	92.7	93.0	93.0	93.3	92.5	92.6	93.0	92.4	92.5	92.8
KR4ES Capacity（KVA)	325.0	325.0	325.0	345.0	345.0	345.0	358.0	358.0	358.0	381.0	394.0	419.0	406.0	419.0	440.0	419.0	431.0	456.0
Power（KW)	260.0	260.0	260.0	276.0	276.0	276.0	286.0	286.0	286.0	305.0	315.2	335.2	325.0	335.0	355.0	335.0	345.0	365.0
Efficiency(%)	93.6	93.7	93.8	92.7	93.0	93.2	92.7	93.0	93.2	93.7	93.7	93.8	93.2	93.2	93.3	92.4	92.7	93.1
KR4E Capacity（KVA)	350.0	350.0	350.0	370.0	370.0	370.0	380.0	400.0	380.0	400.0	420.0	440.0	420.0	445.0	460.0	435.0	455.0	475.0
Power（KW)	280.0	280.0	280.0	296.0	296.0	296.0	304.0	320.0	304.0	320.0	336.0	352.0	336.0	356.0	368.0	348.0	364.0	380.0
Efficiency(%)	93.2	93.5	93.6	93.2	93.5	93.6	92.7	92.7	93.2	93.5	93.5	93.7	93.4	93.5	93.7	92.9	93.0	93.3
KR4FS Capacity（KVA)	380.0	380.0	380.0	390.0	390.0	390.0	404.0	404.0	404.0	440.0	456.0	475.0	475.0	483.0	500.0	488.0	500.0	519.0
Power（KW)	304.0	304.0	304.0	312.0	312.0	312.0	323.0	323.0	323.0	355.2	356.0	380.0	380.0	386.0	400.0	390.0	400.0	415.0
Efficiency(%)	93.4	93.7	93.8	93.1	93.2	93.5	93.2	93.6	93.6	93.6	93.6	93.9	93.1	93.3	93.4	93.0	93.1	93.4
KR4F Capacity（KVA)	400.0	400.0	400.0	415.0	430.0	430.0	425.0	450.0	440.0	455.0	480.0	500.0	485.0	515.0	535.0	500.0	530.0	550.0
Power（KW)	320.0	320.0	320.0	332.0	344.0	344.0	340.0	360.0	352.0	364.0	384.0	400.0	388.0	412.0	428.0	400.0	424.0	440.0