Functions
2.24 Overexcitation (Volt/Hertz) Protection (ANSI 24)
SIPROTEC, 7UM62, Manual
C53000-G1176-C149-7, Release date 03.2010
189
2.24.3 Settings
2.24.4 Information List
Addr. Parameter Setting Options Default Setting Comments
4301 OVEREXC. PROT. OFF
ON
Block relay
OFF Overexcitation Protection (U/f)
4302 U/f > 1.00 .. 1.20 1.10 U/f > Pickup
4303 T U/f > 0.00 .. 60.00 sec; ∞ 10.00 sec T U/f > Time Delay
4304 U/f >> 1.00 .. 1.40 1.40 U/f >> Pickup
4305 T U/f >> 0.00 .. 60.00 sec; ∞ 1.00 sec T U/f >> Time Delay
4306 t(U/f=1.05) 0 .. 20000 sec 20000 sec U/f = 1.05 Time Delay
4307 t(U/f=1.10) 0 .. 20000 sec 6000 sec U/f = 1.10 Time Delay
4308 t(U/f=1.15) 0 .. 20000 sec 240 sec U/f = 1.15 Time Delay
4309 t(U/f=1.20) 0 .. 20000 sec 60 sec U/f = 1.20 Time Delay
4310 t(U/f=1.25) 0 .. 20000 sec 30 sec U/f = 1.25 Time Delay
4311 t(U/f=1.30) 0 .. 20000 sec 19 sec U/f = 1.30 Time Delay
4312 t(U/f=1.35) 0 .. 20000 sec 13 sec U/f = 1.35 Time Delay
4313 t(U/f=1.40) 0 .. 20000 sec 10 sec U/f = 1.40 Time Delay
4314 T COOL DOWN 0 .. 20000 sec 3600 sec Time for Cooling Down
No. Information Type of In-
formation
Comments
5353 >U/f BLOCK SP >BLOCK overexcitation protection
5357 >RM th.rep. U/f SP >Reset memory of thermal replica U/f
5361 U/f> OFF OUT Overexcitation prot. is swiched OFF
5362 U/f> BLOCKED OUT Overexcitation prot. is BLOCKED
5363 U/f> ACTIVE OUT Overexcitation prot. is ACTIVE
5367 U/f> warn OUT Overexc. prot.: U/f warning stage
5369 RM th.rep. U/f OUT Reset memory of thermal replica U/f
5370 U/f> picked up OUT Overexc. prot.: U/f> picked up
5371 U/f>> TRIP OUT Overexc. prot.: TRIP of U/f>> stage
5372 U/f> th.TRIP OUT Overexc. prot.: TRIP of th. stage
5373 U/f>> pick.up OUT Overexc. prot.: U/f>> picked up
To Next Page
Loading...
Need help?
General
