users. In current case study the · Reduce energy consump-
vidually by the use of DALI,
main users are the maintenance
tion since as per specifica-
module, sensor, and switch
team who visited the substa-
tion and 140 meter building
and QSM receiver. Hence,
tion in regular basis to perform
energy consumption is very
high bay LED light also can
both schedule and non-sched-
high.
be individually controlled.
ule maintenance activities. Most · Override the light fixtures as · LUTRON controller system
of the times people may forget
passive infrared sensor are
can be controller the lights
to switch off the lighting system
only for the fluorescent fit-
individually by programing
before leaving the room, office
tings not for high bay lights
also lights can be over ride
or workstation. In current case
(LED) also all fixtures in sin-
by switches (one switches
study the design philosophy of
gle circuit is switched ON/
for fluorescent fixtures and
the lighting control system, the
OFF by passive infrared
one switches for high bay
challenges and the advantag-
sensor
LED light fixtures throughout
es will be explained thoroughly. · Reduced number of switch-
the 140 meter building near
The system already been imple-
es and conduits as 17no's
the doors).
mented in Hassayan coal 400kV
doors and more than 25 Lighting control system Over-
Substation.
circuits are provided in this view :
Methodology
project (approximately 20 Lutron Lighting control system
Hassayan coal 400kV Substa-
switches are required for all is proposed to control the Light-
tion has been selected to im-
the doors).
ing in the current case study.
plement lighting control system Advantages
Below are the control strategies
for various reasons. The main The below advantages were as- proposed for maximum energy
reason is the length of the build- sessed and anticipated before saving.
ing is almost 140m with multiple implementing the Lutron lighting · Occupancy based Control
access. Hence, incase mainte- control system.
for Open Area
nance team is available in the Lighting controller with sensor · Occupancy based control
GIS room the required lighting uses wireless switches, which
for Corridor Area
will be only on the area of work eliminate using excess wiring, · Override Control from Pico
other than lighting the full room. expedite execution work, and Lighting control system Phi-
The occupancy sensor will give saves energy. The system can losophy based on area
automatic signal based on the provide the following benefits:
· Occupancy Sensor for Open
occupation area.
· Lighting control system (LU-
area : Lutron High bay oc-
Equipment used in lighting
TRON controller with sensor,
cupancy sensor is proposed
control system
wireless switch and QSM
at open area to control the
Equipment used in lighting con-
receiver (Quantum system
Lights based occupancy
trol system
module is Lutron protocol)
sensor. The lights would be
Challenges
& less conduit work) is in-
turned "ON" at predefined
· Challenges that faced dur-
troduced as per the studied
level when the area is occu-
ing the design stage of the
ROI for energy calculation.
pied and turns "OFF" after
system before implementing · LUTRON controller system
the time delay when the area
this Lighting control system:
can control the lights indi-
is unoccupied. The default
Articles
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