Block Diagram - ABB REU 610 Technical Reference Manual

REU 610
5.1.4.
5.1.4.1.
Switchgroups for
digital inputs
Reset 1 1)
Reset 2 2)
Reset 3 3)
Setting group
Time sync
DI1
Ext Trip
Digital inputs
DI2
Ext Trig CBFAIL
DI3
Optional digital Ext Trig Trip lockout
DI4
inputs Trip lockout reset
DI5
(I/O module) Block 59P-1
Block 59P-2 / 47
Block 27P-1
Block 27P-2 / 27D
Block 59N-1
Block 59N-2
U
ab
U
bc
U
ca
Analog inputs
U
n
The dashed line indicates optional functionality.
1) Clear targets by the digital input signal
2) Clear targets and unlatch output contacts by the
digital input signal
3) Reset targets and memorized values; unlatch output
contacts by the digital input signal
Fig. 5.1.4.1.-1

Block diagram

5.1.4.2.
22
Voltage Relay
Technical Reference Manual - ANSI Version
The functions of the relay are selected with the switches of switchgroups
SGF, SGB, SGR and SGL. The checksums of the switchgroups are found
under SETTINGS in the HMI menu. The functions of the switches are
explained in detail in the corresponding SG_ tables.
Protection
Block diagram
Protection relay functions
SGB1...5
59P-1
Pickup
Block
27P-1
Pickup
Block
59N-1
Pickup
Block
U
U
ab
U
bc
U
ca
U n
U n
Disturbance recorder
(4 analog + up to 8 digital channels)
DI1
U
ab
DI2
U
bc
DI3
U
ca
DI4
U
DI5
n
Overvoltage protection
The overvoltage protection can be based on either conventional voltage
measurement or calculated negative phase-sequence voltage.
The low-set overvoltage element 59P-1 is based on conventional voltage
measurement.
Switchgroups for
programmable LEDs
59P-2 / 47
59P-1 Trip
59P-2 / 47 Trip
27P-1 Trip
NPS Pickup
27P-2 / 27D Trip
Trip
Block Trip
59N-1 Trip
59N-2 Trip
27P-2 / 27D
Trip lockout
DI1
DI2
Pickup
PPS
DI3
Trip
Trip
Block
DI4
59N-2
DI5
Switchgroups for
Pickup
Trip Trip output contacts
Block
CBFAIL
59P-1 Pickup
59P-1 Trip
59P-2 / 47 Pickup
NPS PO1
59P-2 / 47 Trip
PPS EXT TRIG PO2
27P-1 Pickup
27P-1 Trip
Trip lockout
27P-2 / 27D Pickup
27P-2 / 27D Trip
Ext Trig
59N-1 Pickup
Reset
59N-1 Trip
Trip lockout
PO3
59N-2 Pickup
59N-2 Trip
SGF1...SGF5
Ext Trip
59P-1 Pickup
59P-1 Trip
59P-2 / 47 Pickup
59P-2 / 47 Trip
27P-1 Pickup
27P-1 Trip
27P-2 / 27D Pickup
Trip lockout
27P-2 / 27D Trip
Warning
59N-1 Pickup
59N-1 Trip
59N-2 Pickup
59N-2 Trip
IRF TARGET
PICKUP/ALARM TARGET
TRIP TARGET
1MRS755972
SGL1...8
LED1
LED2
LED3
LED4 Programmable
LED5
LEDs
LED6
LED7
LED8
SGR1...8
PO1
PO2
Digital outputs
PO3
(Output contacts)
SO1
SO2
Optional digital
SO3
outputs
SO4
(I/O module)
SO5
IRF
IRF target LED (green)
Pickup/Alarm (yellow) and
trip (red) target LEDs
A052076