DCR Type 100W ~ 250W 陶瓷管型电阻器 - C型线绕
陶瓷管型C型线绕电阻器DCR Type
功率 尺寸 (mm) 阻值范围
A B C D
100W 28 140 165 30 20~20KΩ
120W 28 165 190 30 25~25KΩ
150W 28 195 220 30 30~30KΩ
200W 28 254 279 30 35~35KΩ
250W 28 300 325 30 40~40KΩ
注意： 产品尺寸可能变更，请以实际产品尺寸或本公司最新规格书为准。

规 格
项目 试验方法 性能
电阻值容许公差 JIS-C-5202 5-1 Resistance Nominal Tolerance
1≤R 1>R ±5%(J) ±10%(K)
电阻温度特性 JIS-C-5202 5-2 ±200PPM/°C MAX
定格负荷 JIS-C-5202 5-4 ΔR/R≤±(0.5%+0.1Ω) Surface temperature up 350°C MAX
短时间过负荷 JIS-C-5202 5-5
1000% rated wattage 5 seconds		 Free of appearance or structural irregularity
ΔR/R≤ ±(2%+0.1Ω)
绝缘抵抗 JIS-C-5202 5-6 500VDC 100MΩ min
耐电压 JIS-C-5202 5-7
1000VDC 1 minute Between terminal and anchor stand		 Free of appearance or structural irregularity
ΔR/R≤ ±(0.1%+0.05Ω)
端子强度 JIS-C-5202 6-1 8kg 30 seconds Free of appearance or structural irregularity
电阻器强度 JIS-C-5202 6-2 30kg 30 seconds Free of appearance or structural irregularity
耐振性 JIS-C-5202 6-3
1.5m/m 10 ~ 50 ~ 10 Hz/min X-Y-Z 2 hours each		 Free of appearance or structural irregularity Surface coating crack ΔR/R≤ ±(1%+0.05Ω)
热冲击 JIS-C-5202 7-3
Room temp 30 minutes ON-55°C 15 minutes OFF		 Free of structural irregularity ΔR/R≤ ±(2%+0.1Ω)
耐湿性 JIS-C-5202 7-5
40°C 90%RH 240 hours		 Free of appearance or structural irregularity Surface coating crack ΔR/R≤ ±(3%+0.1Ω)
耐久性 JIS-C-5202 7-10
90 minutes ON - 30 minutes OFF500 hours		 Free of appearance or structural irregularity Surface coating crack ΔR/R≤ ±(1%+0.05Ω)
难燃性 JIS-C-5202 7-13-3-2
100% - 600% rated power load		 US UL-94 flame retardation test V-0 grade noncombustible
备注 1. Resistance and resistance tolerance were tested in-house with micro resistance meter.
2. Coating refers to UL-certified data provided by supplier.

成 品 识 别 码
DNRA 600W 500R J G
成品类别 定格电力 阻抗值 阻值公差 组合方式
DDRA type
DDRB type
DNRA type
DNRB type
DSRA type
DSRB type
DCR type		 10W~1300W
15W~20000W
50W~1300W
15W~20000W
20W~1300W
15W~20000W
100W~250W		 (Ω)
indicates resistance
value in units of ohms.		 J (±5%)
K (±10%)		 C - Clip mount.
G - Horizontal mount.
N - No mount.
Z - Vertical mount.

Power Wirewound Resistors
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