Below is a time current curve (TCC), showing the damage curve of a transformer. Draw (roughly), where we would want a fuse curve to be to protect the transformer
Below is a time current curve (TCC), showing the damage curve of a transformer. Draw (roughly), where we would want a fuse curve to be to protect the transformer
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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Question
D3 .
Below is a time current curve (TCC), showing the damage curve of a transformer. Draw (roughly), where we would want a fuse curve to be to protect the transformer
![CURRENT IN AMPERES
10000
TIME SCALE ABOVE 100O SECO NDS
TYP ICALLY NOT SHOWN)
1000
FLA
100
SECO NDA RY-SIDE
THERMAL LIMITCURVE
PRIMARY-SIDE
THERMAL LIMITCURVE
SECO NDA RY-SIDE
10
PRIMARY-SIDE
MECHANICAL DAMAG ECURVE
MEC HANICAL DAMAGE CCURVE
(TYP ICALLY NOT SHO WN)
1
INRUSH
12 x FLA @ O.1 SECONDS
0.10
NOTES:
1.ALL LAND MARKS ARE BASED
ON THE NOMINAL KVA RATING.
2. LANDMARKSARE BASED ONA
D-YG CO NNECTED UNIT.
INRUSH
25 x FLA @ 001SECO NDS
TYPICALLY NOTSHOWN)
|||||||
0.01
0.5 1
10
100
1K
10K
Example 1.tcc Ref. Voltage: 4160 Current Scale x10^1
TIME IN SECONDS](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ffcb19559-1f65-4a28-a8c7-6c994065c737%2F12442f77-865e-4a9d-89ea-447aea754003%2Fhoim14_processed.png&w=3840&q=75)
Transcribed Image Text:CURRENT IN AMPERES
10000
TIME SCALE ABOVE 100O SECO NDS
TYP ICALLY NOT SHOWN)
1000
FLA
100
SECO NDA RY-SIDE
THERMAL LIMITCURVE
PRIMARY-SIDE
THERMAL LIMITCURVE
SECO NDA RY-SIDE
10
PRIMARY-SIDE
MECHANICAL DAMAG ECURVE
MEC HANICAL DAMAGE CCURVE
(TYP ICALLY NOT SHO WN)
1
INRUSH
12 x FLA @ O.1 SECONDS
0.10
NOTES:
1.ALL LAND MARKS ARE BASED
ON THE NOMINAL KVA RATING.
2. LANDMARKSARE BASED ONA
D-YG CO NNECTED UNIT.
INRUSH
25 x FLA @ 001SECO NDS
TYPICALLY NOTSHOWN)
|||||||
0.01
0.5 1
10
100
1K
10K
Example 1.tcc Ref. Voltage: 4160 Current Scale x10^1
TIME IN SECONDS
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