Flame-Proof Fusible Resistors
FRN
Series
MERITEK
Superior quality fusible resistors, which are flameproof during
operation
These resistors fuse in less than 30 seconds at 16 times rated power
P
ART
N
UMBERING
S
YSTEMS
Meritek Series
Power Rating
CODE
½W
0.5W
1WS
1W
1W
1W
2WS
2W
FRN
1W
-
103
J
TR
2W
2W
Resistance
First 2 digits are significant
3
rd
digit is multiplier
“R” indicates decimal value below 10 ohm
Tolerance
Code
Tolerance (%)
J
±5
D
ERATING CURVE
TR: Tape & Reel
B: Bulk
D
IMENSIONS
S
TYLE
Normal
FRN1/4W
FRN1/2W
FRN1W
FRN2W
Miniature
FRN1/2WS
FRN1WS
FRN2WS
FRN3WS
L
6.3
±
0.5
9.0
±
0.5
11.5
±
1.0
15.5
±
1.0
D
IMENSIONS
(
mm
)
D
2.3
±
0.3
3.2
±
0.5
4.5
±
0.5
5.0
±
0.5
d
0.55
±
0.03
0.65
±
0.03
0.78
±
0.03
0.78
±
0.03
L
IMITING
E
LEMENT
V
OLTAGE
Normal
200V
250V
300V
350V
Miniature
250V
300V
350V
400V
R
ESISTANCE
R
ANGE
4R7 ~1K
1 ~1K
1 ~1K
1 ~1K
E
LECTRICAL CHARACTERISTICS
Temperature Coefficient
Short time overload
Insulation resistance
Load life
Terminal Strength
Solder ability
Dielectric withstanding voltage
Operating temperature range
Tolerance
Selection series
Working voltage
Specifications are
subject to change without notice.
F
USING
C
HARACTERISTICS
±
350ppm
±
(2%+0.05 )
1000M
±
(5%+0.05 )
Tensile: 2.5kg
95% min overage
500V
-40
o
C to +155
o
C
±
5%
E-24
P
*
R
at 70
o
C
rev.6a
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