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■
High power, high accuracy, small size |
■
Heat sink must be installed as
required when it's
used
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RX24 Wire-Wound Resistor |
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★
Standard
▲
Q/RU157-1999 Type RX24 Power Wire-Wound
Resistor specification
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★
Dimension
|
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Type
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Body
sizes
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Terminal
Dimension
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L
|
W
|
HMAX
|
M1
|
M2
|
φD
|
L1
|
φD
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RX24-5W
|
15.5
|
16.5
|
9
|
11.3±0.5
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12.5±0.5
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2.4
|
7±1.5
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1.3
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|
RX24-10W
|
19
|
20.5
|
10
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14±0.5
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16±0.5
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2.2
|
8.6±1.5
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2
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RX24-20W(25W)
|
27
|
27.5
|
14
|
18±0.5
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20±0.5
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3.2
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10.8±2
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2
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RX24-50W
|
50
|
29
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15.5
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40±0.5
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22±0.5
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3.2
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10.8±2
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2
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★
Main Specification
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Type
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Resistance
range
(Ω)
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Resistance
tolerance
±(%)
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T.C.R.
±(×10-6/℃)
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Limit
Voltage
(V)
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Insulation
voltage
(V)
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RX24-5W
|
0.511~3.32K
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1(F)
2(G)
5(J)
R<10Ω
5（J）
|
100
≤10Ω
No stipulation
|
130
|
195
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RX24-10W
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0.511~4.42K
|
200
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300
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RX24-20W(25W)
|
0.511~8.66K
|
400
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600
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RX24-50W
|
0.511~26.1K
|
800
|
1200
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★
Main Inspection items, methods & requirements
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Items
|
Requirements
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Methods
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Terminal
strength
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ΔR≤±(0.5%R+0.05Ω)
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Tension
test 9.8N 10±1s
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TCR
|
±100×10-6/℃(<10ΩNo
stipulation)
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-55℃
/20
20/+
150℃
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Constant
damp-heat
|
Insulation
resistance ≥10MΩ
ΔR≤≤±(1%R+0.05Ω)
|
40+
2℃
Relative humidity：93±3%
48h
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Vibration
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ΔR≤±(1%R+0.05Ω)
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10~500Hz，
0.75mm
，3h
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Solderability
|
Terminal
is well covered with solder and the solder can
freely flow
|
235±
5℃
2±0.1s
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Thermal
cycle
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ΔR≤±(3%R+0.05Ω)
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-55℃
/
275℃
3 cycles
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Low
atmospheric pressure
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No
breakdown or flashover
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5W：65V
10W：100V
20(25)W：200V
50W：400V
Way of V-shaped block
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Surface
temperature rise
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≤
275℃
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VR
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Short-time
load
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ΔR≤±(3%R+0.05Ω)
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Room
temperature，VR
100h
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Specification
are subject to change without notice.
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