电容器BSMJ0.4-14-3
产品概述
BSMJ0.4-14-3是一种自愈式低压并联电力电容器,采用金属化聚丙烯薄膜作为介质材料,具有体积小、重量轻、损耗低等特点。该产品主要用于低压电网中,通过无功补偿提高功率因数,降低线路损耗,改善电压质量。其设计结构紧凑,便于安装和维护,适用于工业、商业及民用电力系统。129
产品特点
BSMJ0.4-14-3电容器采用先进的金属化膜技术,具备优异的自愈性能,可在过电压情况下快速恢复工作状态,提高可靠性。内置放电电阻和保险装置,确保使用安全,同时采用半固体浸渍剂,避免漏油问题,符合环保要求。其损耗角正切值低于0.1%,发热少,温升低,延长了使用寿命。产品适用于-25℃至+50℃的环境温度,湿度不超过85%,海拔2000米以下。268
技术参数
BSMJ0.4-14-3的额定电压为400V,额定容量为14kvar,总电容值为278.7μF,额定电流20.2A。极间耐压为1.75倍额定电压(10秒),极壳间耐压为3000V(10秒)。产品支持1.1倍额定电压和1.3倍额定电流的短时过载能力,断电后3分钟内剩余电压可降至安全范围(≤75V)。其容量偏差范围为0%至+10%,满足多种应用场景需求。111722
应用场景
BSMJ0.4-14-3广泛用于石油、水泥、冶金等行业,特别适合电压波动较大或电压偏高的低压配电系统。产品可单独使用或与其他电容器并联,实现灵活的无功补偿方案。其模块化设计便于扩容,安装时需保持间距大于30mm以确保散热效果。适用于干燥通风的室内环境,避免阳光直射和雨雪侵蚀。3519
Product Overview
The BSMJ0.4-14-3 is a self-healing low-voltage shunt power capacitor, utilizing metallized polypropylene film as the dielectric material. It features compact size, lightweight, and low energy loss, designed for reactive power compensation in low-voltage grids to improve power factor, reduce line losses, and stabilize voltage quality. Its modular structure facilitates easy installation and maintenance, suitable for industrial, commercial, and residential power systems.19
Key Features
With advanced metallized film technology, the BSMJ0.4-14-3 offers excellent self-healing capability, ensuring rapid recovery after overvoltage events. Built-in discharge resistors and safety mechanisms enhance operational safety, while semi-solid impregnation prevents oil leakage, aligning with environmental standards. The capacitor exhibits a low dissipation factor (<0.1%), minimal heat generation, and extended service life. It operates reliably in temperatures ranging from -25°C to +50°C, humidity ≤85%, and altitudes up to 2000m.268
Technical Specifications
Rated at 400V and 14kvar, the BSMJ0.4-14-3 has a total capacitance of 278.7μF and a nominal current of 20.2A. It withstands 1.75× rated voltage (10s) between terminals and 3000V (10s) between terminals and case. The product tolerates short-term overloads up to 1.1× rated voltage and 1.3× rated current, with residual voltage dropping to ≤75V within 3 minutes after power-off. Capacitance tolerance ranges from 0% to +10%.111722
Applications
Ideal for industries like petroleum, cement, and metallurgy, the BSMJ0.4-14-3 performs well in low-voltage systems with significant voltage fluctuations. It supports standalone or parallel configurations for flexible compensation solutions. Installation requires ≥30mm spacing for ventilation. Suitable for dry, well-ventilated indoor environments, avoiding direct sunlight and moisture exposure.3519
简单介绍
BSMJ0.4-14-3 电容器5、不漏油:本电容器采用先进的半固体浸渍剂,滴熔点高于70℃,在使 用 过程中不漏油,避免了环境污染,电容器也不会因失油而失效。
BSMJ0.4-14-3 电容器
的详细介绍
BSMJ0.4-14-3 电容器
1、体积小、重量轻:由于采用金属化聚丙烯膜材料作为介质, 体积、重量仅为老产品的1/4和1/5。
2、损耗低:实际值低于0.1%,所以电容器自身的能耗低,发热少、温升低、 工作寿命长、节能效果佳。
3、的自愈性能: 过电压所造成的介质局部击穿能迅速自愈,恢复正 常工作,使可靠性大为提高。
4、安全性:内装自放电电阻和保险装置。 内装放电电阻能使电容器上所 带的电能自动泄放掉;当电容器发生故障时,保险装置能及时断开电 源,避免故障的进一步发展,确保使用安全。
5、不漏油:本电容器采用先进的半固体浸渍剂,滴熔点高于70℃,在使 用 过程中不漏油,避免了环境污染,电容器也不会因失油而失效。
使用条件:环境温度-25℃~+50℃, 湿度≤85% ,海拔2000米以下。
额定电压:250VAC,400VAC,525VAC,690VAC,750VAC,1050VAC。
额定容量:1~100kvar。
容量允差:-5~+10%
损耗角正切值:在工频额定电压下,20℃时tgδ≤0.1%。
交流耐电压:极间2.15倍额定电压10秒钟,极壳间3kV10秒钟。
高允许过电压:1.10倍额定电压。
高允许过电流:1.30倍数额定电流。
自放电特性:电容器加 2Un直流电压,断开电源3分钟后,剩余电压降 低到75V或更低。
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