Description; Application Packages; Product Version; Rex640 Base And Optional Functionality - ABB REX640 Product Manual

REX640

Product version: 1

1. Description

REX640 is a powerful all-in-one protection and control relay for
use in advanced power distribution and generation applications
with unmatched flexibility available during the complete life
cycle of the device – from ordering of the device, through
testing and commissioning to upgrading the functionality of the
modular software and hardware as application requirements
change.
The modular design of both hardware and software elements
facilitates the coverage of any comprehensive protection
application requirement that may arise during the complete life
cycle of the relay and substation.
BASE
FUNCTIONALITY
Basic protection funtions
Supervision functions
Measurement functions
Circuit breaker control fuction
Disconnector control function
Other functions
GUID-E397D6D3-D077-41CB-8ADB-58F4A91EB7E5 V1 EN
Figure 1.

REX640 base and optional functionality

ABB
REX640 makes modification and upgrading easy and pushes
the limits of what can be achieved with a single device.

2. Application packages

REX640 offers comprehensive base functionality. However, it is
possible to further adapt the product to meet special installation
needs by including any number of the available optional
application packages into a single REX640 relay. For the
selected application packages, the functionality can be
extended by including the related add-on package. The
REX640 connectivity package guides the engineer in optimizing
the application configuration and its performance.
Feeder earth-fault
APP1
protection extension package
Feeder fault
APP2
locator package
Line distance
APP3
protection package
Line differential
APP4
protection package
Shunt capacitor
APP5
protection package
Interconnection
APP6
protection package
Machine
APP7
protection package
Power transformer
APP8
protection package
Busbar
APP9
protection package
Tap-changer control
APP10
package
Generator
APP11
autosynchronizer package
Network
APP12
autosynchronizer package
Petersen coil
APP13
control package
1MRS759144 A
Issued: 2018-12-14
Revision: A
Synchronous
ADD1
machine add-on
Three-winding
ADD2
transformer add-on
3