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RX20 Vitreous Enamelled Wirewound Resistors
RX20 Vitreous Enamelled Wirewound Resistors
RX20 Vitreous Enamelled Wirewound Resistors
RX20 Vitreous Enamelled Wirewound Resistors
RX20 Vitreous Enamelled Wirewound Resistors
RX20 Vitreous Enamelled Wirewound Resistors
Specifications
Brand Name :
HUAXING
Model Number :
RX20
Place of Origin :
China
MOQ :
1000
Payment Terms :
T/T
Description

RX20 Vitreous Enamelled Wirewound Resistors

Product Introduction

■ Product Features: Equipped with dedicated accessories (optional), easy to install. Excellent high-temperature load characteristics. Surface is enamel-coated, strong pollution resistance, moisture-resistant, chemically inert, and high-temperature resistant.

■ Application Field: Used in direct current or low-frequency alternating current circuits for voltage division, current division, and load purposes.

■ Product Standard: Q/RW384-1997 RX20(T) Power Wirewound Resistor detailed specifications.

■ Can provide non-inductive products (add "N" to the model number suffix) .

■ Capable of producing products that comply with RoHS, REACH, and three-proof requirements.

RX20 Outline drawing:

RX20 Vitreous Enamelled Wirewound Resistors

specifications and models rated power(W) resistance range(Ω) Size ( m m )
L L1 L2 D d H H1 d1 t B B1
RX20-8W 8 5.1-3.3K 35±1.5 — — 14±2 5.5±0.7 — 28.5±2.5

2

5

 — —
RX20-10W 10 5.1~10K 41±1.5 — — — — —
RX20-16W 16 5.1-15K 45±1.5 66±2 82±2 17±2 8±0.7 41±2 31±2.5 15 4.5
RX20-20W 20 5.1~20K 51±2 72±2 88±2.2 15 4.5
RX20-25W 25 10~24K 51±2 77±3 88±3

21±2.5

12±0.8

51.5±2

35±2.5

 20 5.5
RX20-30W 30 10-30K 71±2.2 97±3 108±3 20 5.5
RX20-40W 40 20~51K 87±2.2 113±3 124±3 20 5.5
RX20-50W 50 20-51K 91±2 120±3 135±3

29±3

20±1.5

59±2

43±3

3.5

6

 30 5.5
RX20-75W 75 24~56K 140±3.2 170±4 184±4 30 5.5
RX20-100W 100 24~62K 170±3.5 200±4 214±4 30 5.5
RX20-150W 150 20-91K 215±4 244±4 259±4 30 5.5

Key Test Items:

Test Items Test Conditions Performance Requirements Test Standards
Insulation Resistance Voltage: (500±50)Vdc, 1min, wrap-foil method ≥20MΩ/cm² GB/T 5729-1994 Section 4.6
Voltage Withstand Voltage: 2000Vdc, 1min, between lead-out terminal and copper foil inside ceramic tube No breakdown, no arcing GB/T 5729-1994 Section 4.7
Overload 10 times rated power load for 5s △R ≤ ±(2%R + 0.1Ω) GB/T 5732-1985 Section 2.3.4
Temperature Rise Ambient Temperature: (15 to 35)℃, rated power ≤325℃ GB/T 5729-1994 Section 4.14
Resistor Body Strength Load: ≤40W; 30N, ≥50W; 100N △R ≤ ±(1%R + 0.05Ω) GB/T 5729-1994 Section 4.15
Lead Strength Tensile Strength: 20N, 10s △R ≤ ±(1%R + 0.05Ω) GB/T 2423.29-1982
Solderability HISnPb39, 75W soldering iron method, tinning method Evenly tinned GB/T 2423.28-1982
Temperature Rapid Change Temperature Range: (-55 to +200)℃, 5 cycles △R ≤ ±(2%R + 0.1Ω) GB/T 2423.22-1981
Impact Frequency: (40 to 80) cycles/min, acceleration: 245m/s², 2000 cycles △R ≤ ±(1%R + 0.05Ω) GB/T 2423.06-1981
Vibration Frequency: (10 to 500)Hz, amplitude 0.75mm or acceleration 98m/s², 1h △R ≤ ±(1%R + 0.05Ω) GB/T 2423.10-1981
Steady-state Damp Heat Temperature: (40±2)℃, relative humidity: (93±3)%, 96h △R ≤ ±(2%R + 0.1Ω) GB/T 2423.03-1993
Room Temperature Durability Ambient Temperature: (15 to 35)℃, rated power, 1.5h powered; 0.5h unpowered, 1000h △R ≤ ±(5%R + 0.1Ω) GB/T 5729-1994 Section 4.25

Power dissipation curve:

RX20 Vitreous Enamelled Wirewound Resistors


Temperature rise curve:

RX20 Vitreous Enamelled Wirewound Resistors

Ordering Example:

Model Number :RX20

Rated Power:20W

Nominal Resistance:10Ω

Resistance Tolerance:±5%

With attachments

Quantity:1000 pieces

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RX20 Vitreous Enamelled Wirewound Resistors

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Product Detail
Brand Name :
HUAXING
Model Number :
RX20
Place of Origin :
China
MOQ :
1000
Payment Terms :
T/T
Contact Supplier
RX20 Vitreous Enamelled Wirewound Resistors
RX20 Vitreous Enamelled Wirewound Resistors
RX20 Vitreous Enamelled Wirewound Resistors

Shaanxi Huaxing Technology Co.,Ltd.

Verified Supplier
3 Years
Shaanxi, xianyang
Since 1997
Business Type :
Manufacturer, Exporter
Main Products :
Vitreous Enamelled Wirewound Resistors, Aluminum Housed Wirewound Resistors, Ceramic Cement Resistor
Employee Number :
100~200
Certification Level :
Verified Supplier
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