Performance characteristic
PMG exciting system
Two bearing structure. Rotors have been dynamic balanced
Advanced AVR control, apply± 0.5%voltage regulation factor
Easily to install and mainte
Collocation to choose
Resistance temperature detect(RTD)
Winding temperature protection thermistor
Bearing temperature detect
Space heater
Air filter
Parallel droop device
|
3-phase stator class F,rator class H Temp.Rise |
|
Type |
Rate power(KW) |
Rate Capacity(KVA) |
Rate Voltage(V) |
Rate Frequency(HZ) |
Rate Speed (r/min) |
Rate PF(LAG) |
Insula-tion Class |
Protect-ion Class |
Effice-ncy(%) |
|
GW4-1200-13.8KV-60 |
1200 |
1500 |
13800 |
60 |
1800 |
0.8 |
F/H |
IP21 |
94.6 |
|
GW4-1400-13.8KV-60 |
1400 |
1750 |
95 |
|
GW4-1600-13.8KV-60 |
1600 |
2000 |
95.3 |
|
GW4-1800-13.8KV-60 |
1800 |
2250 |
95.4 |
|
GW4-2000-13.8KV-60 |
2000 |
2500 |
95.5 |
|
Reactance(%)-Time constant(ms) |
|
Power |
KW |
1200 |
1400 |
1600 |
1800 |
2000 |
|
Short-Circuit ratio |
kcc |
0.85 |
0.78 |
0.77 |
0.8 |
0.88 |
|
Drict axis transient reactance (unsaturated) |
Xd |
138.3 |
148.7 |
151.9 |
147.7 |
138.3 |
|
Quadra.axis synchro.rectance(unsaturated) |
Xq |
71.6 |
76.7 |
78.2 |
75.9 |
70.9 |
|
Open-circuit time constant |
T′do |
3091 |
3198 |
3290 |
3370 |
3453 |
|
Direct axis transient reactance(saturated) |
X′d |
17.8 |
18.6 |
18.6 |
17.8 |
16.3 |
|
Transient current time to constant |
T ′d |
398 |
401 |
403 |
405 |
407 |
|
Direct axis subtransient reactance (saturaed) |
X″d |
12.5 |
12.9 |
12.7 |
12 |
10.9 |
|
Subtransient current time constant |
T″d |
17.1 |
17.5 |
17.9 |
18.1 |
18.4 |
|
Quadra.axis subtransient reactance (saturaed) |
X″q |
15 |
15.5 |
15.3 |
14.5 |
13.2 |
|
Negative sequence reatance |
X2 |
13.7 |
14.1 |
13.9 |
13.2 |
12 |
|
Armature time constant |
Ta |
36 |
40 |
44 |
46 |
44 |
