斯坦福发电机STAMFORD PM734F技术数据表-英文版

PROTECTION

IP23

RATED POWER FACTOR

0.8

STATOR WINDING

DOUBLE LAYER LAP

WINDING PITCH

TWO THIRDS

WINDING LEADS

6

MAIN STATOR RESISTANCE

0.0016 Ohms PER PHASE AT 22°C STAR CONNECTED

MAIN ROTOR RESISTANCE

2.31 Ohms at 22°C

EXCITER STATOR RESISTANCE

17.5 Ohms at 22°C

EXCITER ROTOR RESISTANCE

0.063 Ohms PER PHASE AT 22°C

R.F.I. SUPPRESSION

BS EN 61000-6-2 & BS EN 61000-6-4,VDE 0875G, VDE 0875N. refer to factory for others

WAVEFORM DISTORTION

NO LOAD < 1.5% NON-DISTORTING BALANCED LINEAR LOAD < 5.0%

MAXIMUM OVERSPEED

2250 Rev/Min

BEARING DRIVE END

BALL. 6232 C3

BEARING NON-DRIVE END

BALL. 6319 C3

1 BEARING

2 BEARING

WEIGHT COMP. GENERATORWEIGHT COMP. GENERATOR

3840 kg3840 kg

3807 kg3807 kg

WEIGHT WOUND STATOR

1908 kg

1908 kg

WEIGHT WOUND ROTOR

1609 kg

1565 kg

WR²INERTIA

49.3409 kgm2

48.424 kgm2

SHIPPING WEIGHTS in a crate

3913 kg

 3876 kg

PACKING CRATE SIZE

216 x 105 x 154(cm)

216 x 105 x 154(cm)

TELEPHONE INTERFERENCE

THF<2%

TIF<50

COOLING AIR

 3.45 m³sec 7300 cfm

VOLTAGE STAR

660V

690V

kVA BASE RATING FOR REACTANCE VALUES

1925

1925

Xd DIR. AXIS SYNCHRONOUS

2.36

2.16

X'd DIR. AXIS TRANSIENT

0.14

0.14

X''d DIR. AXIS SUBTRANSIENT

0.11

0.10

Xq QUAD. AXIS REACTANCE

1.51

1.38

X''q QUAD. AXIS SUBTRANSIENT

0.21

0.19

XL LEAKAGE REACTANCE

0.03

0.03

X2 NEGATIVE SEQUENCE

0.15

0.14

X0 ZERO SEQUENCE

0.02

0.02

REACTANCES ARE SATURATED

VALUES ARE PER UNIT AT RATING AND VOLTAGE INDICATED

T'd TRANSIENT TIME CONST.

0.154s

T''d SUB-TRANSTIME CONST.

0.02s

T'do O.C. FIELD TIME CONST.

2.54s

Ta ARMATURE TIME CONST.

0.02s

SHORT CIRCUIT RATIO

1/Xd