厂家供应3000W电梯功率瓷管电阻

●功率大      

●支架安装型    

●*合RoHS

●*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 t*e

●RoHS Complied

●Protection grade IP00

●Applicable industries:welder,elevator,dynamo,stereo system,

transduceretc.

特性

Characteristics

规格值

Standards

试验方法

Test methods

阻值误差

Resistance tolerance

&plu*n;1%(F)&plu*n;2%(G)&plu*n;5%(J)&plu*n;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

*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*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*大电压值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

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