Siemens SIPROTEC 7RW80 User Manual

Functions
2.8 Overexcit. Protection (Volt/Hertz) 24
SIPROTEC, 7RW80, Manual
C53000-G1140-C233-1, Release date 10.2010
106
Voltage Transformer Adaptation
Any deviation between primary nominal voltage of the voltage transformers and of the object to be protected is
compensated by an internal correction factor (V
Nom prim
/V
Nom Mach
). For this it is necessary that the relevant pa-
rameters 202 Vnom PRIMARY and 1101 FullScaleVolt. have been entered correctly in accordance with
Section 2.1.6.2.
2.8.3 Settings
2.8.4 Information List
Addr. Parameter Setting Options Default Setting Comments
4301 FCT 24 V/f OFF
ON
OFF 24 Overexcit. Protection
(Volt/Hertz)
4302 24-1 PICKUP 1.00 .. 1.20 1.10 24-1 V/f Pickup
4303 24-1 DELAY 0.00 .. 60.00 sec; ∞ 10.00 sec 24-1 V/f Time Delay
4304 24-2 PICKUP 1.00 .. 1.40 1.40 24-2 V/f Pickup
4305 24-2 DELAY 0.00 .. 60.00 sec; ∞ 1.00 sec 24-2 V/f Time Delay
4306 24-t(V/f=1.05) 0 .. 20000 sec 20000 sec 24 V/f = 1.05 Time Delay
4307 24-t(V/f=1.10) 0 .. 20000 sec 6000 sec 24 V/f = 1.10 Time Delay
4308 24-t(V/f=1.15) 0 .. 20000 sec 240 sec 24 V/f = 1.15 Time Delay
4309 24-t(V/f=1.20) 0 .. 20000 sec 60 sec 24 V/f = 1.20 Time Delay
4310 24-t(V/f=1.25) 0 .. 20000 sec 30 sec 24 V/f = 1.25 Time Delay
4311 24-t(V/f=1.30) 0 .. 20000 sec 19 sec 24 V/f = 1.30 Time Delay
4312 24-t(V/f=1.35) 0 .. 20000 sec 13 sec 24 V/f = 1.35 Time Delay
4313 24-t(V/f=1.40) 0 .. 20000 sec 10 sec 24 V/f = 1.40 Time Delay
4314 24 T COOL DOWN 0 .. 20000 sec 3600 sec 24 Time for Cooling Down
No. Information Type of In-
formation
Comments
5353 >BLOCK 24 SP >BLOCK 24
5357 >24 RM th.repl. SP >24 Reset memory of thermal replica V/f
5361 24 OFF OUT 24 is swiched OFF
5362 24 BLOCKED OUT 24 is BLOCKED
5363 24 ACTIVE OUT 24 is ACTIVE
5367 24 warn OUT 24 V/f warning element
5369 24 RM th. repl. OUT 24 Reset memory of thermal replica V/f
5370 24-1 picked up OUT 24-1 V/f> picked up
5371 24-2 TRIP OUT 24-2 TRIP of V/f>> element
5372 24 th.TRIP OUT 24 TRIP of th. element
5373 24-2 picked up OUT 24-2 V/f>> picked up

Siemens SIPROTEC 7RW80 Specifications

General

Brand	Siemens
Model	SIPROTEC 7RW80
Category	Relays
Language	English