产品简介
3G3FV-PFS4874-400-99
3G3FV-PFS4874-400-99
产品价格:¥888
上架日期:2016-10-11 16:36:17
产地:美国
发货地:厦门
供应数量:不限
最少起订:1个
浏览量:43
资料下载:暂无资料下载
其他下载:暂无相关下载
详细说明
    3、 起动
    3.1给出“接通”指令后,若电机不转,3G3FV-PFS4874-400-99请先检查一下变频器,是否设定了输出频率;加减速时间设定的是否恰当;V/f模式选择的是否合适;3G3FV-PFS4874-400-99电子热保护的给定标度是否正确等。若电动机还不转,请再检查电机的接线和负载情况。
    3.2电动机起动后,立即起动风机(对IC416冷却方式),并注意观察电机、传动装置、生产机械及变频器面板的显示数据,若有异常现象应立即停机,查明故障并排除之后,方可重新启动。
    4、 正常运行中的维护
       3G3FV-PFS4874-400-99用变频器对电动机进行调速运转,由于变频器输出波形中含有的高次谐波的影响,电动机噪音及振动比电网供电时的略大是正常的。随着运转频率的变化,基波分量、高次谐波分量在广范围内变化,与电机各部分及机械负载的谐振现象也增加,在调速到与系统谐振频率相一致的点时,机械系统将有大的振动和噪音。产生这种现象时,可采用增强系统刚度的方法来避免谐振,也可利用变频器的频率跳变功能,使与谐振点相当的输出频率向上或向下跳变,避开谐振频率,实现平滑运转。

    ----商务热线---厦门兴锐达自动化设备有限公司
    联系人:王文光
    ++QQ:2851759104
    手机:15359273780
    电话:0592-5580707 400-855-5103转001
    传真:0592-5361289
    邮箱:2851759103@qq.com
    网址:http://www.xmxrdauto.com

     

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