Settings and Limits

A L A R M / T R I P S E T T ISN G Description Fuel Gas Temperature High

Alarm

GT-1/2

GT-3/4

GT-5/8

GT-13/14

NA

NA

NA

N.A

NA

NA

Alarm = NIL

N.A

Trip Fuel Gas Temperature low during running Alarm

TRIP = < 11°C Trip Fuel Gas Temperature Low during start Start inhibit MVAR –ve Maximum +ve Maximum Electronic Over Speed Trip Generator Over Voltage Generator circuit breaker open

Generator Over Frequency (HZ) C/B Open Generator under frequency (HZ )C/B Open

NA

NA

-40

-40

+60 3300 Mech 3170 Elect

+60 3300 Mech 3200 Elect

120%

120%

=12.6 KV

=13.2 KV

51.5Hz

______

47.5Hz

47.5Hz

Could be < 11°C but not specifically -45

N.A

+60

+123

3360 Mech 3300 Elect 13.8KV for 3.6 sec

3233 rpm Elect 12.8KV Alarm

Low voltage 8.28KV for 2.8 sec

13.2KV trip

-75

____________ 47.75 Hz for 6 sec

48.5 Alarm 47.5 HZ

Generator Over Current Circuit breaker open

CT 600/1 30% of generator rated current

CT 800/1 30% of generator rated current

CT 7500/1 112% 8400 Amp

1.4 IN time for 2.8 sec

LSFO Temperature Low during running machine change over on HSD. LSFO Temperature high during running

90°C

NA