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LEGENDS:
IPS:INTEGRATED POWER SUPPLY SYSTEM, DL:DATA LOGGER, RTU:REMOTE TERMINAL UNIT, B:B- CLASS, SPL:SPL-CLASS, A:A-
CLASS, FA:FIRE ALARM, ELD:EARTH LEAKAGE DETECTOR, AC:AIR CONDITIONING, T:TRAFFIC, E:ENGINEERING, PI:PANEL
INTERLOCKING, RSPI:ROUTE SETTING PANEL INTERLOCKING, RRI:ROUTE RELAY INTERLOCKING, EI:ELECTRONIC
INTERLOCKING, RD:NO. OF ROADS, HA:HIGH AVAIALABILITY SSDAC, DU:DUAL BPAC.
