275kVA 50Hz 60Hz Gr270K AC Synchronous Brushless Land Alternator for Industrial Use

• Customization: Available
• After-sales Service: 24 Hours Online
• Warranty: 1 Year or 1000 Working Hours
• Model NO.: GR270K
• Type: Basic Diesel Generator
• Installation Method: Fixed
• Stroke: 0
• Cooling Method: Air Cooled
• Output Type: AC Three Phase
• Speed: Speed
• Conditions of Use: Land Use
• Usage: Common Units
• Landuse Type of Unit: Ordinary
• Excitation Mode: AC Rotating Exciter
• Material: Copper, Iron, Silicon Steel
• Uasge: Generate Electricity
• Copper Wire: Essex Copper Wire
• Insulating Varnish: Elantas E300 Insulation
• Silicon Steel Sheet: Wisco Silicon Steel
• Insulating Paper: DuPont Double-Layered
• Bearings: Renben Bearings
• Maximum Overspeed: 2250rev/Min
• Control System: Self Excited
• a.V.R.: Mx314
• Insulation System: H
• Protection: IP21-IP23
• Transport Package: Wooden Box
• Specification: CE. SGS, CCS
• Trademark: Gloria
• Origin: Shanghai
• HS Code: 85016100
• Production Capacity: 5000 Set/Year

Product Description

275kVA 50Hz 60Hz GR270K AC Synchronous Brushless Land Alternator for Industrial Use
Shanghai Stanford Power another brand, Gloria, the brushless AC synchronous alternator, is completely in accordance with the UK design, process standard and quality control system. The products are widely applied in diesel engines such as Doosan, Deutz,Volvo,MTU,MAN,Shangchai, Yuchai,Weichai and so on for compatible using. Covering power from 6.5kw to 1720kw. The products are used in important areas of communication,railway,petroleum,airport,hospital,field exploration etc.

GLORIA 3PHASES LAND ALTERNATOR-GR270K
C0NTROL SYSTEM	SEPARATELY EXCITED BY P.M.G.
AVR	MX341
VOLTAGE REGULATION	±1.0%
SUSTAINED SHORT CIRCUIT	REFER TO SHORT CIRCUIT DECREMENT CURVES
INSULATION SYSTEM	H
PROTECEION	IP21-23
RATED POWER FACTOR	0.8
STATOR WINDONG	DOUBLE LAYER CONCENTRIC
WINDING PITCH	TWO THIRDS
WINDING LEADS	12
STATOR WDG.RESISTANCE	0.01317Ω(27°C)
ROTOR WDG.RESISTANCE	2.2960Ω(27°C)
EXCITER STATOR RESISTANCE	20.16Ω(27°C)
EXCITER ROTOR RESISTANCE	0.09561Ω(27°C)
R.F.I.SUPPRESSION	BS EN6000-6-2 & BS EN61000-6-4,VDE 1875G,VDE0875N.refer to factory for others
WAVEFORM DISTORTION	<1.5%
MAXIMUM OVERSPEED	2250 Rev/Min
BEARING DRIVE END	63152RZ
BEARING NON-DRIVE END	63102RZ
	1 BEARING			2 BEARING
WEIGHT COMP.GENERATOR	720KG			730KG
WEIGHT WOUND STATOR	290KG			290KG
WEIGHT WOUND ROTOR	252KG			246KG
WR² INERTIA	2.3934kgm²
SHIPPING WEIGHTS in acrate	760KG			780KG
PACKING CRATE SIZE	125*76*102(CM)			125*76*102(CM)
	50 Hz			60 Hz
TELEPHONE INTERFERENCE	THF<2%			TIF<50
COOLING AIR	0.58 m³/sec 1230 cfm			0.69 m³/sec 1463 cfm
VOLTAGE SERIES STAR	380/220	400/231	415/240	416/240	440/254	460/266	480/277
VOLTAGE PARALLEL STAR	190/110	200/115	208/120	208/120	220/127	230/133	240/138
VOLTAGE SERIFS DELTA	190/110	230/115	240/120	240/120	254/127	266/133	277/138
KVA BASE RATING FOR REACTANCE VALUES	250	250	250	291	299	299	312.5
XdDIR.SNCHRONOUS	2.825	2.55	2.369	3.161	2.903	2.776	2.55
X'd DIR.AXIS TRANSIENT	0.132	0.119	0.111	0.148	0.136	0.13	0.119
X"d DIR.AXIS SUBTRANSIENT	0.086	0.078	0.072	0.097	0.089	0.085	0.078
Xq QUAD.AXIS REACTANCE	1.263	1.14	1.059	1.413	1.298	1.241	1.14
X"q QUAD.AXIS SUBTRANSIENT	0.152	0.137	0.127	0.17	0.156	0.149	0.137
XL LEAKAGE REACTANCE	0.666	0.06	0.056	0.074	0.068	0.065	0.06
X2 NEGATIVE SEQUENCE	0.12	0.108	0.1	0.134	0.123	0.118	0.108
X0 ZERO SEQUENCE	0.022	0.02	0.019	0.025	0.023	0.022	0.02
REACTANCES ARE SATURATED     VALUES ARE PER UNIT RATING AND VOLACE INDICATED
T'd TRANSIENT TIME CONST.	0.049s
T"d SUB-TRANSTIME CONST	0.02s
T'do O.C.FIELDTIME CONST.	1.27s
Ta ARMATURE CONST.	0.018s
SHORT CIRCUIT RATIO	1/xd