NRHA250W-10R-J Datasheet, PDF (1/1 Pages) RFE international – POWER RESISTORS RHA Series: Aluminum Housed Resistor

POWER RESISTORS
RHA Series: Aluminum Housed Resistor
INTRODUCTION
•Small size, high power rating and performance
•Excellent space factor
•Strongly resistant to moisture, solvent &
insulation.
•Self-extinguish material is used in molding.
PART NUMBER EXAMPLE
N RHA 250W - 10R - J
•For non-inductively wound, use “N” prefix on the part number.
ELECTRICAL CHARACTERISTICS
Test Items
Short Time Overload
Moisture Resistance
Moisture Load Life
Load Life
Vibration
Heat Resistance
Dielectric Strength
Insulation Resistance
Terminal Strength
Test Conditions
Specifications
5X wattage rating, 5 sec.
R±(0.5%+0.05 ) max
40°C, moisture 95%, 100Vdc 500hr
R±(0.5%+0.05 ) max
40°C, moisture 95%, 1/10 X rated wattage
R±(0.5%+0.05 ) max
1000Hr on-off
1000Hr on-off
R±(1.5%+0.05 ) max
1000Hr on-off
R±(0.2%+0.05 ) max
275°C 2hrs
R±(0.5%+0.05 ) max
5 - 25W: 1000V, 50W: 1500V, 100 - 25W: 2500V R±(0.2%+0.05 ) max
500Vdc
1000M min
5 - 50W: 30 sec @ 4.5Kg, 100W: 5 sec @ 27Kg R±(0.2%+0.05 ) max
250W: 5 sec @ 36Kg
SPECIFICATIONS
Part
Number
MIL
Spec
(N)RHA5W RE60
(N)RHA10W RE65
(N)RHA25W RE70
(N)RHA50W RE75
(N)RHA100W RE77
(N)RHA250W RE80
Resistance Range ( )
Max Working
Inductive
Non-
Voltage (V)
Inductive (N) Inductive Non-Ind.(N)
0.005 ~ 3K 0.1 ~ 1K
120
70
0.02 ~ 6K 0.03 ~ 2.3K 245
180
0.012 ~ 15K 0.02 ~ 5.5K 500
300
0.01 ~ 40K 0.02 ~ 12K 1300
600
0.4 ~ 50K 0.12 ~ 25K 1900
1340
0.6 ~ 80K 0.15 ~ 40K 2500
1750
Max
Weight
(g)
3
7
15
33
450
800
DIMENSIONS (5W to 100W)
DIMENSIONS (250W)(mm)
RHA100 connector.
Part
Number
RHA5
RHA10
RHA25
RHA50
RHA100
RHA250
L1
28.6
35
49
70
139 ±2
L2
15.3 ±1
19 ±1
27 ±1
50 ±1
89 ±0.5
L3
11.3 ±0.8
14.3 ±0.8
18.3 ±0.8
39.7 ±0.8
69.8 ±0.2
L4
2 ±0.5
2.35 ±0.5
4.35 ±0.5
5.15 ±0.5
9.6 ±0.5
A
16.5 ±1
20.4 ±1
27.2 ±1
29.2 ±1
71.5 ±0.5
Dimensions(mm)
B
C
D
E
12.4±0.8 8.5 ±1 1.3 ±0.1 2.4 ±0.3
15.9±0.8 11±1 2.2 ±0.1 2.4 ±0.3
19.8±0.8 14±1 2.2 ±0.1 3.2 ±0.3
21.5±0.8 16±1 2.2 ±0.1 3.2 ±0.3
57.1 ±.2 46±0.5 N/A 4.8 ±0.2
See Illustration Above
H
h
8.2 ±1 4±1
10±1 5±1
14±1 6.5 ±1
16±1 7±1
44.5 ±0.5 20±0.5
T
W
1.6 ±1 6.7 ±1
2±1 8.0 ±1
2±1 11.0±1
2±1 10.0±1
5±0.5 25.0 ±0.5
b
6.2 ±1
8.0 ±1
9.9 ±1
10.8 ±1
28.6 ±0.5
RFE International • Tel:[phone] • Fax:[phone] • E-Mail [e-mail]
C2E05
REV 2002.05.08