Vishay draloric, Vitreous wirewound resistors with lugs, Temperature rise – C&H Technology GWS User Manual
Page 7: Derating
GWS
Vitreous Wirewound Resistors with Lugs
Vishay Draloric
Document Number: 21003
For technical questions contact [email protected]
www.vishay.com
Revision: 28-Aug-06
83
GWS 300
0 100
200
300
400 500
GWS 500
Temperature Rise
500
400
300
200
100
0
NI
E
SI
R
E
R
U
T
A
R
E
P
M
E
T
°
C
POWER IN W
0
50
100
150
200 250
GWS 30/100
GWS 30/133
Temperature Rise
500
400
300
200
100
0
NI
E
SI
R
E
R
U
T
A
R
E
P
M
E
T
°
C
POWER IN W
GWS 100
GWS 220
0
40
80
120
160 200
0
15
30
45
60
75
GWS 50
GWS 75
Temperature Rise
Temperature Rise
500
400
300
200
100
0
500
400
300
200
100
0
NI
E
SI
R
E
R
U
T
A
R
E
P
M
E
T
°
C
POWER IN W
NI
E
SI
R
E
R
U
T
A
R
E
P
M
E
T
°
C
POWER IN W
0
10
20
30
40
50
GWS 25
GWS 35
Temperature Rise
0
5
10
15
20
25
500
400
300
200
100
0
GWS 15
GWS 20
Temperature Rise
500
400
300
200
100
0
NI
E
SI
R
E
R
U
T
A
R
E
P
M
E
T
°
C
NI
E
SI
R
E
R
U
T
A
R
E
P
M
E
T
°
C
POWER IN W
POWER IN W
Derating
- 55 50 150 250 350
%
NI
R
E
W
O
P
D
E
T
A
R
120
100
80
60
40
20
0
40
AMBIENT TEMPERATURE IN
°
C