3-4
ALPS Advanced Line Protection System
GE Power Management
3.1 CASE ASSEMBLY
3 HARDWARE DESCRIPTION
3
3.1.4 SYSTEM BLOCK DIAGRAM
The diagram below illustrates the external connections and the interconnections between the system modules.
Figure 3–4: ALPS SYSTEM BLOCK DIAGRAM
SCADA INTERFACE
DIGITAL INPUTS
(CONTACT
CONVERTERS)
IRIG-B TIME SYNC
i960
C P U
DIGITAL
OUTPUTS
TRIP
ALARM
KEYING
POWER
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