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
|
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(%) |
|
GW4-700-6.3KV |
700 |
875 |
6300 |
50 |
1500 |
0.8 |
F/H |
IP21 |
94.9 |
|
GW4-800-6.3KV |
800 |
1000 |
95.1 |
|
GW4-900-6.3KV |
900 |
1125 |
95.4 |
|
GW4-1000-6.3KV |
1000 |
1250 |
95.6 |
|
GW4-1100-6.3KV |
1100 |
1375 |
95.7 |
|
Power |
KW |
1200 |
1400 |
1600 |
1800 |
2000 |
2200 |
|
Short-Circuit ratio |
kcc |
0.7 |
0.71 |
0.68 |
0.64 |
0.65 |
0.66 |
|
Drict axis transient reactance (unsaturated) |
Xd |
177.6 |
175.2 |
183.9 |
191.4 |
190.3 |
186.1 |
|
Quadra. axis synchro. rectance(unsaturated) |
Xq |
72 |
70.5 |
73.6 |
76.3 |
75.6 |
73.6 |
|
Open-circuit time constant |
T′ do |
1500 |
2600 |
2700 |
2800 |
2900 |
3000 |
|
Direct axis transient reactance(saturated) |
X′ d |
24 |
22.8 |
23.4 |
23.7 |
23.1 |
22.1 |
|
Transient current time to constant |
T ′ d |
340 |
340 |
340 |
350 |
350 |
350 |
|
Direct axis subtransient reactance (saturaed) |
X″ d |
17.9 |
17.9 |
17 |
17.1 |
16.5 |
15.6 |
|
Subtransient current time constant |
T″ d |
20 |
20 |
20 |
20 |
20 |
20 |
|
Quadra. axis subtransient reactance (saturaed) |
X″ q |
20.1 |
18.8 |
19.2 |
19.2 |
18.6 |
17.6 |
|
Negative sequence reatance |
X2 |
19 |
17.7 |
18.1 |
18.1 |
17.5 |
16.5 |
|
Armature time constant |
Ta |
70 |
70 |
70 |
80 |
80 |
90 |
