RX20 固定大功率电阻

产品名称：RX20型被釉绕线固定电阻器
Product name: RX20wire-wound glaze -coating fixed resistor

型号：RX20
T*e: RX20

产品介绍：RX20型电阻器为被釉型绕线电阻器，被釉产品*污染*，耐化学气体侵蚀，*，可在恶劣环境中使用。产品结构合理，具有较强的耐久性和耐振动性，安装时使用安装件固定电阻器。
Product introduction: RX20 series resistor is vitreous enameled wire wound resistor, vitreous enameled product has the high ability of resistance to pollution ,chemic gas corroding and high temperature, and can be used in wicked environment. The structure of product is rationalization, and it has the ability of resistance to endurance and vibration, use fixing parts to fix resistor.

用途：可广泛用于各种电气设备和电子仪器的直流或交流电路中作分流或负载电阻等。
Purpose: It can be used as shunt and load resistor in DC or AC circuit of electric facility and electron instrument widely.

■电气及机械特性 Electrical and Mechanical specifications

特性 Characteristics	规格 Limits	试验方法 Test methods
			阻值及阻值允许偏差 resistance and resistance tolerance	10Ω≤R&plun;5%（J） , 10Ω>R&plun;10%（K）	JIS-C-5202 5-1
额定负荷 Power rating load	表面*高温度:≤325℃ the highest temperature on the surface	JIS-C-5202 5-4
			短时过负荷 Short-time overload	无可见损伤，ΔR≤&plu*n;（5%R 0.05Ω） no evidence of mechanical damage	JIS-C-5202 5-5 10倍 5秒 1000% rated power 5 seconds
*缘电阻 Insulation resistance	R≥100MΩ 1min	JIS-C-5202 5-6 DC500V
			耐电压 Dielectric withstanding voltage	无可见损伤，无飞弧击穿 ΔR≤&plu*n;（0.1%R 0.05Ω） no evidence of mechanical damage or insulation breakdown	JIS-C-5202 5-7
电阻温度特性 Temperature coefficient	&plu*n;260PPM/℃	JIS-C-5202 5-2 b
			端子强度 Terminal strength	无松动或机械损伤 not loosely and no evidence of mechanical damage	JIS-C-5202 6-1(2)
电阻体强度 Resistor strength	无可见损伤 no evidence of mechanical damage	JIS-C-5202 6-2
			耐振性 Vibration	无可见损伤，ΔR≤&plu*n;（0.1%R 0.05Ω） no evidence of mechanical damage	JIS-C-5202 6-3
可焊性 Solderability	新焊锡覆盖率为95%以上 95% coverage min.	JIS-C-5202 6-5 270℃ 5 seconds

■环境特性 Environmental specifications

特性 Characteristics	规格值 Limits	试验方法 Test methods
			耐热性 Heat resistance	除端子外无明显变色和损伤，标志清晰 no deterioration of protective coatings or markings	JIS-C-5202 7-2 350℃ 2hours
热冲击 Thermal shock	无可见机械损伤 no evidence of mechanical damage	JIS-C-5202 7-3 额定负载30分钟后-55℃温度下15min After 30minutes rating load , 55℃ 15mintues
			耐湿性 Humidity	无可见损伤，标志清晰，ΔR≤&plun;（5%R 0.05Ω），缘电阻≥100MΩ no deterioration of protective coatings or markings	JIS-C-5202 7-5 DC100 40℃ 95%RH 500hours
耐久性 (额定负载) Humidity Load life	外观无可见损伤，标志清晰，ΔR≤&plun;（5%R&plun;0.05Ω） no evidence of mechanical damage no deterioration of protective coatings or markings	JIS-C-5202 7-10 100%负荷 rated power load 90 min ON 30 min OFF 500hours

■规格 Specification
外型、尺寸 Configuration (m/m)

Power (W) 功率	尺寸mm							Resistance Range 阻值范围（Ω）
	L	D	d	h	b	t	d1
8	35&plu*n;1.5	14&plu*n;2.0	5.5&plu*n;0.5	28.5&plu*n;2.5	3.5&plu*n;0.8	4.5	2	5.1—3300
10	41&plu*n;1.5							5.1—7500
16	45&plu*n;1.5	17&plu*n;2.0	8&plu*n;0.5	31&plu*n;2.5				5.1—10000
20	51&plu*n;2							5.1—13000
25		21&plu*n;2.5	12&plu*n;0.6	35&plu*n;2.5				10—16000
30	71&plu*n;2.2							10—24000
40	87&plu*n;2.2							20—33000
50	91&plu*n;2.4	29&plu*n;3.0	20&plu*n;1.1	43&plu*n;3.0	4.5&plu*n;1	6	2.5	20—33000
75	140&plu*n;3.2							24—43000
100	170&plu*n;3.5							24—56000
150	215&plu*n;4.0							20-75000
200	270&plu*n;5.0		19&plu*n;1.1					20-100000

■ 额定功耗曲线 Power Derating Curve

环境温度 environment temperature	0~20℃	20℃以上 above 20℃
功率损耗 power derating	100%	见图 see the fig.

■ 产品分类标准 cl*ified standard
● 命名方式 how to order

● 型号说明 t*e explanation
RX20为被釉绕线固定电阻器，RX20（T）为被釉绕线可调电阻器
RX20 is the wire-wound glaze -coating fixed resistor
RX20(T)is the wire-wound glaze -coating adjustable resistor glaze

品牌/商标

克拉

型号/规格

RX20

种类

线绕

性能

通用

材料

线绕