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 |
Audited Supplier 
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