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LPS-D Line Protection System
GE Power Management
3.1 CASE ASSEMBLY
3 HARDWARE DESCRIPTION
3
3.1.3 IDENTIFICATION
The LPS-D system model number label is located on the front cover. The terminal blocks located on the rear
cover plate are uniquely identified by a label that is found along the side of each terminal block Each terminal is
also identified.
Four connectors, PL1, PL2 (A & B), and PL3 are used for serial communication between the LPS-D and a PC
or modem. PL3 is an optional communications port. All three communications ports work independently.
3.1.4 SYSTEM BLOCK DIAGRAM
The diagram below illustrates the external connections and the interconnections between the system modules.
Figure 3–4: LPS-D SYSTEM BLOCK DIAGRAM
SCADA INTERFACE
DIGITAL INPUTS
(CONTACT
CONVERTERS)
IRIG-B TIME SYNC
i960
C P U
DIGITAL
OUTPUTS
TRIP
ALARM
KEYING
P O W E R
SUPPLY
DSP PROCESSOR
LUI INTERFACE
COMMUNICATIONS INTERFACE
ANI
PROCESSOR
AC CURRENTS / VOLTAGES
MAGNETICS MODULE
DSP / ANI BOARD
I N P U T B O A R D
C P U B O A R D
O U T P U T / P O W E R
S U P P L Y B O A R D
M A G N E T I C S M O D U L E
Summary of Contents for LPS-D
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Page 226: ...7 4 LPS D Line Protection System GE Power Management 7 1 RATINGS 7 SPECIFICATIONS 7 ...
Page 284: ...10 20 LPS D Line Protection System GE Power Management 10 8 HELP MENU 10 ALPS TEST PROGRAM 10 ...
Page 412: ...C 34 LPS D Line Protection System GE Power Management C 3 POINT LISTS APPENDIXC C ...
Page 416: ...D 4 LPS D Line Protection System GE Power Management D 1 KEYPAD MENUS APPENDIXD D ...
Page 422: ...F 2 LPS D Line Protection System GE Power Management F 1 WARRANTY INFORMATION APPENDIXF F ...
Page 436: ...xiv LPS D Line Protection System GE Power Management INDEX INDEX ...