2
TB XRI1-IR 02.00 E
Contents
1 Introduction and application
2 Features and characteristics
3 Design
3.1 Connections
3.1.1 Analog input circuits
3.1.2 Blocking
input
3.1.3 External reset input
3.1.4 Output relays (Werkseinstellung)
3.1.5 Data
communication
3.2 Front
plate
3.2.1 Indication
and
operation
elements
3.2.2 Display
3.2.3 LEDs
3.2.4 Parameter settings (see chapter 6)
4 Working principle
4.1 Analog
circuits
4.2 Digital
circuits
4.3 Directional
feature
4.4
Requirements on the main current
transformers
5 General operations and settings
5.1 Push
buttons
5.1.1 Indication of measuring values and fault
data
5.2 Dip
switches
5.2.1 Function of the output relays
5.3 Reset
5.4 Password
5.4.1 Password
programming
5.4.2 Using
the
password
5.5 Relay
setting
principle
5.5.1 Setting
of
default
parameters
5.5.2 Blocking the protection function
5.6
Display of software version and test-TRIP
5.7
Low/High range of functions blocking and
reset
6 Operations and settings
6.1 Setting
procedure
6.1.1 Pickup current for phase overcurrent
element (I>)
6.1.2 Time current characteristics for phase over-
current element (CHAR I>)
6.1.3 Trip delay or time multiplier for phase
overcurrent element (t
I>
)
6.1.4 Reset setting for inverse time tripping
characteristics in the phase current path
6.1.5 Current setting for high set element (I>>)
6.1.6 Trip delay for high set element (t
I>>
)
6.1.7 Relay characteristic angle RCA
6.1.8 Nominal
frequency
6.1.9 Adjustment of the slave address
6.1.10 Circuit breaker failure protection t
CBFP
6.1.11 Display of the activation storage
(FLSH/NOFL)
6.1.12 Blocking the protection functions and
assignment of the output relays
6.2 Setting
value
calculation
6.2.1 Definite time overcurrent element
6.2.2 Inverse time overcurrent element
6.3
Indication of measuring and fault values
6.3.1 Measuring
values
6.3.2 Indication of fault data
6.3.3 Fault
recorder
6.4 Reset
7 Relay testing and commissioning
7.1 Power-On
7.2
Testing the output relays and LEDs
7.3
Checking the set values
7.4
Secondary injection test
7.4.1 Test
equipment
7.4.2 Test circuit of
XRI1-IR
7.4.3 Checking the input circuits and measured
values
7.4.4 Checking the operating and resetting
values of the relay
7.4.5 Checking the relay operating time
7.4.6 Checking the high set element of the relay
7.4.7 Checking the external blocking and reset
functions
7.5
Test of the CB failure protection
7.6
Primary injection test
7.7 Maintenance
8 Technical data
8.1
Measuring input circuits
8.2 Common
data
8.3
Setting ranges and steps
8.3.1 Time
overcurrent
protection
8.3.2 Switch
failure
protection
8.3.3 Interface
parameter
8.3.4 Inverse time overcurrent protection relay
8.3.5 Direction unit for phase overcurrent relay
8.4
Inverse time characteristics
8.5 Output
relays
8.6 Power
supply
8.7 Inputs,
Blockage
and
Reset
8.8
System data and test specifications
8.9 Relay
case
9 Order form
Содержание XRI1-IR
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