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产品名称：RXHG-B型涂料绕线电阻
Product name: RXHG-B series cement-coated wire wound resistors

型号：RXHG-B
Type: RXHG-B

产品介绍：RXHG型涂料绕线电阻器是一种功率型绕线电阻器，该产品采用波状电阻合金带以侧立形式缠绕在陶瓷骨架上，表面被覆绝缘耐高温涂料，有利于散热，并配有安装支架，电阻器具有功率大，耐过载能力强，安装方便等特点。
Product introduction: RXHG series cement-coated wire wound resistor is a kind of power wire wound resistor. The products use undee alloy belt and enwind on ceramic framework side stand, the surface is covered with dope which is insulating and can resistance to high temperature , it is good at emit heat and has the fixing bracket, the resistor has the ability of high power, low resistance, resistance to heat, easy to fix etc.

用途：涂料绕线电阻广泛用于变频器制动，起重机械以及负载电阻之用。目前，已在电梯，机床，焊接等机电行业中应用，并替代进口。
Purpose: Cement-coated wire wound resistor is used in transducer trig, derrick and as load resistor widely. It has be applied in machine and electricity industry of elevator, machine tool, jointing, and had replaced import.

■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	1Ω≤R±5%（J） ,1Ω>R±10%（K）	JIS-C-5202 5-1

额定负荷 Power rating load	表面最高温度: 5~200W≤275℃,＞200W≤350℃ 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≤±（5%R+0.05Ω） no evidence of mechanical damage	JIS-C-5202 5-5 10倍 5秒 1000% rated power 5 seconds ≥750W 3倍 5秒

绝缘电阻 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≤±（0.1%R+0.05） no evidence of mechanical damage or insulation breakdown	JIS-C-5202 5-7 AC：1500V

电阻温度特性 Temperature coefficient	±260PPM/℃(小于5Ω以不作检测)	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≤±（0.1%R+0.05Ω） no evidence of mechanical damage	JIS-C-5202 6-3 1.5mm 10~55 Hz/ 1Minute

可焊性（焊接类） 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≤±（5%R+0.05Ω），绝缘电阻≥10MΩ 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≤±（5%R±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)
RXHG-B type

167±2

450

12+0-1

Power(W) 功率		Dimensions (mm) 尺寸													Resistance Range 阻值范围 Ω
Power(W) 功率		Dimensions (mm) 尺寸
特性 A	特性 B	L	L1	L2	D	W	I	J	K	H1	E	b1	d	t
90	60	90±1.0	121±2	142±2	33±2	5.5	5	26	28	60±2	10	4.5	4.5	1.2	0.10~8.2
120	80	115±1.0	146±2	33±2	5.5	5	26	28	60±2	10	4.5	4.5	1.2	0.10~10
150	100	140±1.0	171±2	192±2	33±2	5.5	5	26	28	60±2	10	4.5	4.5	1.2	0.10~12
180	120	165±1.0	196±2	217±2	33±2	5.5	5	26	28	60±2	10	4.5	4.5	1.2	0.10~15
220	150	195±1.0	226±2	247±2	33±2	5.5	5	26	28	60±2	10	4.5	4.5	1.2	0.10~24
300	200	254±1.5	285±3	306±2	33±2	5.5	5	26	28	60±2	10	4.5	4.5	1.2	0.10~30
300	254±1.5	304±3	334±3	46±3	8	9	40	43	86±3	5.5	5.5	1.6	0.10~39
600	400	330±1.5	380±3	410±3	46±3	8	9	40	43	86±3	12+0-1	5.5	5.5	1.6	0.10~47
750	500	300±1.5	338+2-4	360+2-4	56±3	8	6.5	58	40	92±2	15	5.5	6.5	2.4	0.10~68

■ 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 pow derating	100%	见图 see the fig.

■ 产品分类标准 classified standard
● 命名方式 how to order

● 型号说明 type explanation
RXHG被漆波绕电阻器，
RXHG is the moire wire-wound cement-coating fixed resistor

● 结构说明 structure explanation
RXHG-A为电阻体与安装支架之间不用瓷片隔离。
RXHG-A not using the porcelain sheet to separate the resistor body from the installation frame.

RXHG-B为电阻体与安装支架之间使用瓷片隔离。
RXHG-B using the porcelain sheet to separate the resistor body from the installation frame.

RXHG-D型为电阻体两端使用瓷片并在中间串一根螺栓。
RXHG-D using the porcelain sheet on both of the two terminals and they are
series-connected by a screw bolt.