PDF《电热管电阻箱》

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81 电热管电阻箱 Steel Tube Resistor Box H1 H D1 W1 D W D2 OB 电热管电阻箱,主要由电热管电阻器组装而成,适用于大功率,大电流的制动设 备、轨道交通、新能源、实验测试设备、电梯、起重等变频器的能耗制动回路中. 1.额定功率范围:1KW-10KW 2.工作电压范围: ≤ 1.2KV 3.额定阻值范围:2R-1KR 4.耐压范围:2.5KV 5S 50HZ 5.IP等级:IP20 6.振动:0.5g 7.温漂范围:≤400ppm/℃ 8.载流体材质:0Cr25Al5 9.优势:可用于比较恶劣环境 功率 Rated power(KW) 型号 Type RTRB D W H D1 D2 W1 H1 OB 阻值范围 Resistor range 配线 Cable (mm2 ) 产品尺寸 (Product Sise) 产品特点 (Product Features) 产品简述 (Product Profile) 1. Rated power range: 1KW-10KW 2. Operating voltage range: ≤1.2KV 3. Rated resistance range: 2R-1KR 4. Dielectric strength: AC2.5KV 50Hz/5s 5. IP rating: IP20 6. Vibration: 0.5g 7. Temperature coefficient:≤400ppm/℃ 8. Element material: 0Cr25Al5 9. Advantages:applicable to relatively harsh environment 制动周期120S情况下,不同制动时间的制动功率 Braking power in different time each 120s 1.5

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255 7*14 7*14 7*14 7*14 7*14 7*14 3Ω-500Ω 3Ω-500Ω 3Ω-500Ω 2Ω-1KΩ 2Ω-1KΩ 2Ω-1KΩ

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6 10 12s 17KW 33KW 50KW 66KW 77KW 97KW 24s 8KW 15KW 23KW 30KW 39KW 49KW 36s 5KW 10KW 15KW 20KW 26KW 33KW 48s 4KW 8KW 12KW 15KW 20KW 24KW 领先电力电子解决方案供应商 Steel Tube Resistor Boxes are mainly assembled by electrically heated tube resistors, applicable to the dynamic braking circuits in the inverters of high-power, high-current braking equipment, rail transportation, new energy, laboratory testing equipment, elevators, cranes,etc. www.eagtop.com

82 表面温升 (Surface Temperature Rise) 负荷率(%) 温升KTemperature Temperature Load ratio(%) 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100%

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100 0 电阻器允许过负荷倍数 (Resistor Overload Capability) 成品识别码 (Product ldentification Code) Property 特性Inspection method 检查方法Requirement 性能要求Test method 试验标准稳态湿热 Constant humidity-heat 耐振性 Vibration resistibility 端子强度 Terminal strength 负荷寿命 Life 耐电压 Voltage resistibility 绝缘电阻 Insulation resistance 短时过负荷 Transient overload 温度快速变化 Temperature change R≤±(5%±0.05Ω) GB5729.2.24 GB5729.4.19 GB5729.4.13 GB5729.4.6 GB5729.4.7 GB5729.4.16 GB5729.4.22 R≤±(2%±0.05Ω) R≥100MΩ R≤20% 无可见损伤 No visible destruction R≤±(1%±0.05Ω) 无击穿或飞弧 Free of breakage or flying arc 无可见损伤 R≤±(1%R+0.05Ω) f:5-200HZ a=1g X.Y.Z各2h 45N 30S 25℃ Ur 1000h AC3000V 50Hz 5s DC 1000V Free of visible destruction 无可见损伤 Free of visible destruction 电气、机械特性 (Mechanical and Electrical Properties) Connection M=端子 Terminal 电阻阻值Resistance value(ohm) (Ω)indicates resistance value in units of ohms 0R08-0.08Ω 0032-32Ω 1K00-1KΩ 接线 RTRB Product type 产品类别 2K00

0032 Rated power 0020-20W 2K00-2KW 功率9999M Resistance tolerance H=3% K=10% J=5% 电阻阻值误差 K Temperature 40℃,RH(90-95)% 96h -55℃ to +55℃,3 Circes

10 Time Pr 5s 40℃ 相对湿(度90-95)% 96h 10倍Pr 5S -55℃ +55℃ 3次循环

0 30s 60s 90s 120s 150s 180s 210s 240s 270s 300s 330s 360s 390s 420s 450s 480s 510s 540s 570s 7.1~10KW 1~6KW 电热管电阻箱温升曲线图 Steel Tube Resistor Box Temperature Rise Curve 时间温升K 重复制动 Repeated brake 过负荷倍数 (Overload times) Leading Power Electronics Solution Provider 电热管电阻箱 Steel Tube Resistor Box