nctps
TRANSCRIPT
-
8/17/2019 NCTPS
1/25
changing back and forth between tap positions 2 and 3
Operating sequence of
On Load Tap Changer
http://en.wikipedia.org/wiki/Image:Tap_changing.gifhttp://en.wikipedia.org/wiki/Image:Tap_changing.gif
-
8/17/2019 NCTPS
2/25
-
8/17/2019 NCTPS
3/25
-
8/17/2019 NCTPS
4/25
250 MVA, 230 / 15.75 KV GT Core & Winding
Failed Winding
-
8/17/2019 NCTPS
5/25
Slide by Er..!."#"$.%EE&T'&Chennai
OLTC i!er"er
-
8/17/2019 NCTPS
6/25
(i)erter
Contacts
i!er"er
Con"a#"$
Slide by Er..!."#"$.%EE&T'&Chennai
-
8/17/2019 NCTPS
7/25
Ta%ing
Lead$
Ta%ing
Lead$
-
8/17/2019 NCTPS
8/25
Failed Coil
-
8/17/2019 NCTPS
9/25
a'e
(la"e
-
8/17/2019 NCTPS
10/25
e)e#"i!e
(or"ion o)i!er"er *+i"#
-
8/17/2019 NCTPS
11/25
e)e#"i!e
(or"ion o)
i!er"er *+i"#
-
8/17/2019 NCTPS
12/25
Fi)" Li'- o) "e Core +i# doe$ no"
#on"ain +inding
-
8/17/2019 NCTPS
13/25
Failed V Coil
eal" LV Coil
-
8/17/2019 NCTPS
14/25
Failed Coil
Colla%$ed Coil
%or"ion are !i$i-le
ere
-
8/17/2019 NCTPS
15/25
T+o Col'n$ o) Ver"i#al Core
-
8/17/2019 NCTPS
16/25
(re%aring "e
Ta#le )or Coil
n$er"ion
Ti$ i$
Li)"ingTa#le
-
8/17/2019 NCTPS
17/25
Ta#le i$-eing
)ied"o ne+
Coil
-
8/17/2019 NCTPS
18/25
e+ Coili$ -eing li)"ed
-
8/17/2019 NCTPS
19/25
e+ Coil
-eing Li)"ed
-
8/17/2019 NCTPS
20/25
New Coil being
Inserted in Core
-
8/17/2019 NCTPS
21/25
Aerial View of NCTPS Repair Bay
Transformer
Bell Cover
-
8/17/2019 NCTPS
22/25
Core sheet is being
staced in core
-
8/17/2019 NCTPS
23/25
Woring T4 *"a)) in
La"e ig"
"i )
-
8/17/2019 NCTPS
24/25
n$%e#"ion o)
Coil$ -
A6/(TM/T4
A -li )
-
8/17/2019 NCTPS
25/25
A$$e'-ling o)
oe Cannel