厂家供应电梯电阻
价格：电议
地区：广东 深圳市
电 话：86 0755 86229366
手 机：18928482397
传 真：86 0755 86229508-2897
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●特点Features
●功率大 ●支架安装型 ●符合RoHS ●防护等级IP00 ●适用行业：焊机、电梯、发电机、音响、变频器等 | ●High power ●Rack mounting type ●RoHS Complied ●Protection grade IP00 ●Applicable industries:welder,elevator,dynamo,stereo system, transduceretc. |
●电气、机械特性Electrical and mechanical characteristics
特性 Characteristics | 规格值 Standards | 试验方法 Test methods |
阻值误差 Resistance tolerance | ±1%(F)±2%(G)±5%(J)±10%(K) | 阻值测试仪测量 Testing by the resistance testing instrument |
温度特性 Temperature coefficient | 300ppm/℃ | 常温Room temperature+100℃ |
短时间过负荷 Short-time load | ΔR≤1% | U=，5秒seconds
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绝缘阻值 Insulation resistance | 1000MΩ，min | 接线柱与支架壳之间的电阻值 The resistance between the terminals and the bracket |
耐电压 Dielectric withstanding voltage | 无机械损伤及无绝缘层破损 no evidence of mechanical damage or insulation breakdown ΔR≤0.2% | 接线柱与支架壳之间60秒承受的电压值The 60 seconds Max. insulation voltage between the terminals and the bracket |
振动 Vibration | 无机械损伤 no evidence of mechanical damage ΔR≤0.2% | XY方向各2小时2hours each 频率frequency 10~55Hz 振幅amplitude 1.5mm |
可焊性 Solderability | 焊锡面积覆盖率85%以上 The soldering area is over 85% | 245℃3秒seconds |
●耐候特性Environmental charactaristics
特性 Characteristics | 规格值 Standards | 试验方法 Test methods |
耐热性 Heat resistance | 无机械损伤 no evidence of mechanical damage ΔR≤0.5% | 200℃2小时hours |
耐湿性 Humidity | 无机械损伤 no evidence of mechanical damage ΔR≤0.5% | 40℃95%RH 500小时hours |
耐湿负荷寿命 Load life in humidity | 无机械损伤 no evidence of mechanical damage ΔR≤0.5% | 40℃95%RH U=0.1，90分钟minutes ON, 30分钟minutes OFF, 500小时hours |
负荷寿命 Load life | ΔR≤3% | U=，90分钟minutes ON, 30分钟minutes OFF, 1000小时hours |
不燃性（过负荷） Flame retardant | 不燃烧 no evidence of flaming or arcing | 1~6倍的额定功率 1~6times rated power load |