概述:A系列电量传感器/变送 器是内部采用进口原 器件,精度高、性能稳定, 主要应用于电力、通信、铁路等网络中电量信号的检测、隔离 和转换。 | |||||||||||||||||||
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特点:度高(典型:0.2% 0.05%)整个量程范围都有极高的线性度集成化程度高,结构简单,免于定期校验采用进口元器件,性高抗干扰能力强选型事项:![]() ![]() ![]() |
![]() | 名称:电容式电压互感器 |
简介:用途:主要用于交流电力系统中作电压测量、继电保护、并可兼作电力线路载波通讯。额定一次电压(kV): 35/√3、66/√3、110/√3、132/√3、220/√3、245/√3、330/√3、500/√3 额定二次电压(kV):0.1、0.1/√3 精度等级:0.2、0.5、1.0、3.0、3P 额定电容:3500-20000Pf |
rubber insulated cables(wires) of rated voltages up to and including 450/750v | ||||||||||||||||
产品标准standard 本产品按gb5013-1997《额定电压450/750v及以下橡皮绝缘电缆》、jb8735-1998《额定电压450/750v及以下橡皮绝缘软线和软电缆》及q/320282dce036-2003标准生产,同时还可根据用户需要按国际电工委员会推荐标准iec、英国标准、德国标准及美国标准生产。the product is manufactured according to the standard 《rubber insulated cables of rated voltages up to and including450/750v》of gb5013-1997,《rubber insulated cords and flexible cables of rated voltages up to and including450/750v》of jb8735-1998,and q/320282dce036-2003,and the same time is also manufactured according to the standard of iec、english、germany and america.适用范围applications橡皮绝缘电线(电缆)适用于工频额定电压u0/u450/750v及以下动力装置用移动敷设的电线电缆。rubber insulated wires and cables of suitable for power device with moving installation and rated voltage up and including 450/750v.使用特性operating characteristics工频额定电压u0/u为450/750v、300/500v、300/300v。rated power-frepuency voltage u0/u:450/750vand300/500vand300/300v.电缆导体的允许工作温度:60℃。max.admissible operating temperature of the conductor:60℃.电缆允许的工作环境温度为-35℃。permissibie long-term operating temperature:lowest working temperature is-35℃.yqw,yzw,245iec57,ycw,245iec66,245iec82,yhf电缆可在受矿物油和燃料油污染场合使用。cables can be used at placescontaminated by mineral oil and fuel oil.电缆弯曲半径:the bending radius of cabled≤25mm:≥4dd>25mm:≥6d(d-diameter of the cable)电缆的型号type of cable | ||||||||||||||||
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生产范围production range of cable | ||||||||||||||||
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注:“★”的产品按jb8735.2-1998标准生产。“■”的产品按q/320282dce-2003标准生产。其余按产品gb5013-1997标准生产。note:“★”indicates that the product is manufactured according to thestandard of jb8735-1998“■”indicates that the product is manufactured according to the standard of q320282dce036-2003.the rest product is manufactured according to the standard pf gb5013-1997. 结构尺寸及主要技术参数construction and main technical data | ||||||||||||||||
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额定电压450/750v及以下橡皮绝缘电缆rubber insulated cables of rated voltages up to and including 450/750型号(type):yc,245iec66,ycw 额定电压(rating voltage):450/750v | ||||||||||||||||
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额定电压450/750v及以下橡皮绝缘电缆rubber insulated cables of rabed voltage up to and including 450/750v型号(type ) :yc,245iec66,ycw 额定电压(rating voltage):450/750v | ||||||||||||||||
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额定电压450/750v及以下橡皮绝缘电缆rubber insulated cables of rabed voltage up to and including 450/750v型号(type ) :yc,245iec66,ycw 额定电压(rating voltage):450/750v | ||||||||||||||||
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电焊机电缆arc welding cables 型号(type):245iec81(yh),245iec82(yhf) | ||||||||||||||||
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特点: characteristic1. 特别柔软,具有良好的弯曲性能。2. 护套材料采用天然橡胶或氯丁橡胶混合物,可以适用于各种不同场合,电气、物理机械性能好。3. 氯丁橡胶混合物护套具有耐热、耐油和不延然性能。4. 电缆的最大连续工作温度为65℃。1. the cable has high flexibility properties.2. the sheath shall be a natural rubber compound or a chloroprene rubber compound .so that it is applicable to different working conditions .and the cable has the outstanding electrical properties and excellent mechanical properties.3. the chloroprene rubber sheath is heat and oil resistant and flame retardant.5. the permissible continuous operating temperature 65℃。 | ||||||||||||||||
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额定电压450/750v及以下橡皮绝缘电缆(电线)rubber insulated cables (wires) of rated voltage up to and including 450/750v | ||||||||||||||||
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不同环境温度的载流量修正系数current rating factors for variation in ambient air temperature | ||||||||||||||||
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VB-1W 2W 3W宽电压输入隔离稳压单输出
该系列产品有很好的电磁兼容性和极低的纹波噪声,特别适于A/D和D/A电路。
1、 输入电压:5VDC/9VDC/12VDC/15VDC/24VDC
2、 输入/输出隔离1000VDC
3、 稳压双输出:5VDC/9VDC/12VDC/15VDC/24VDC;稳压精度为1%
4、 极低的纹波。
5、 10PIN单列直插封装,产品体积:9.6*6(7)*10(mm)
6、 工作温度:-40TO+85℃
7、 封装符合UL94-VO标准
8、 引脚定义符合国际标准
9、 五年质保
产品举例说明:
型号 输入电压 输入电压范围 输出电压 输出电流 效率
VB0505S-1W 5VDC 4.5-5.5VDC 5VDC 200Ma 65%
VB512S-1W 5VDC 4.5-5.5VDC 12VDC 83Ma 66%
VB212S-1W 12VDC 10.8-13.2VDC 12VDC 83Ma 66%
VB509S-2W 5VDC 4.5-5.5VDC 9VDC 220Ma 65%
VB212S-2W 5VDC 10.8-13.2VDC 12VDC 166Ma 68%
VB412S-2W 12VDC 22.8-25.2VDC 12VDC 166Ma 66%
IA -1W 2W 3W 4W:定电压输入隔离稳压双输出
该系列产品特别适用于输入电压较稳,对输出电压的精度和纹波噪声要求很的隔离DC电压变换的系统。
1、输入电压:5VDC/9VDC/12VDC/15VDC/24VDC
2、输入/输出隔离1000VDC
3、稳压双输出:5VDC/9VDC/12VDC/15VDC/24VDC;稳压精度为1%
4、极低的纹波。
5、7PIN单列直插封装,产品体积:19.6*6(7)*10 (mm)
6、工作温度:-40TO+85℃
7、封装符合UL94-VO标准
8、引脚定义符合国际标准
产品举例说明:
型号 输入电压 输入电压范围 输出电压 输出电流 效率
IA0505S-1W 5VDC 4.75-5.25VDC ±5VDC ±100Ma 72%
IA0512S-1W 5VDC 4.75-5.25VDC ±12VDC ±42Ma 76%
IA1212S-1W 12VDC 11.4-12.6VDC ±12VDC ±42Ma 76%
IA2415S-1W 24VDC 22.8-25.2VDC ±15VDC ±33Ma 78%
IA0512S-2W 5VDC 4.75-5.25VDC ±12VDC ±84Ma 77%
IA2415S-2W 24VDC 22.88-25.2VDC ±15VDC ±67Ma 83%
IB -1W 2W 3W:定电压输入隔离稳压单输出,输出功率为1Watt、2Watt、3Watt.
该系列产品特别适用于输入电压较稳,对输出电压的精度和纹波噪声要求很的隔离DC电压变换的系统。
1、输入电压:5VDC/9VDC/12VDC/15VDC/24VDC
2、输入/输出隔离1000VDC
3、稳压双输出:5VDC/9VDC/12VDC/15VDC/24VDC;稳压精度为1%
4、极低的纹波。
5、7PIN单列直插封装,产品体积:19.6*6(7)*10 (mm)
6、工作温度:-40TO+85℃
7、封装符合UL94-VO标准
8、引脚定义符合国际标准
产品举例说明:
型号 输入电压 输入电压范围 输出电压 输出电流 效率
IB0505S-1W 5VDC 4.5-5.5VDC 5VDC 200Ma 65%
IB0512S-1W 5VDC 4.5-5.5VDC 12VDC 83Ma 66%
IB1212S-1W 12VDC 10.8-13.2VDC 12VDC 83Ma 66%
IB0509S-2W 5VDC 4.5-5.5VDC 9VDC 220Ma 65%
IB1212S-2W 5VDC 10.8-13.2VDC 12VDC 166Ma 68%
IB2412S-2W 12VDC 22.8-25.2VDC 12VDC 166Ma 66%
IB0509S-2W 5VDC 4.5-5.5VDC 9VDC 220Ma 65%
IB1212S-2W 5VDC 10.8-13.2VDC 12VDC 166Ma 68%
IB2412S-2W 12VDC 22.8-25.2VDC 12VDC 166Ma 66%
对于线路和电气设备的过载,短路及对漏电进行地保护。可用于间接接触触电以及绝缘破坏故障的保护及直接接触的补充保护;适用于额定电流63A的线路中使用的动作特性与线路电压有关的家用或类似用途的场所。通过检测剩余电流,将剩余电流与剩余动作电流值相比较,当剩余电流值超过该值的断开被保护电路。同时对电网过电压进行保护。