吉泰街道SPG交流电机S8115GBCE服务制造
最有效的方法是使孔密封不直接与水接触,同时保留孔密封的原有功能——防止水和污物从辊颈侧面侵入。密封方法采用表面接触代替线接触,无论是运转过程,还是静止过程,表面接触孔密封都具有密封性好的特点。新的超容量密封清洁轴承比传统的密封轴承具有更高的可靠性。轴承在严酷的润滑条件下,载荷量提高了34%,且可靠性高、寿命长、易于维护。这种性能的改进是优化机械设计、采用新材料和专利密封技术的结果。与传统的TIMKEN交叉滚子轴承相比,这种TIMKEN交叉滚子轴承不仅基本额定动负荷提高了34%,而且寿命延长了2.7倍。
吉泰街道SPG交流电机S8115GBCE服务制造
3.高频变频器
在超精密加工和高性能机械中,常常要用到高速电动机。为了满足这些高速电动机驱动的需要,出现了采用PAM控制方式的高速电动机驱动用变频器。这类变频器的输出频率可以达到3kHz,在驱动2极异步电动机时,电动机转速可以达到180 000r/min。
4.小型变频器
为适应现场总线控制技术的要求,变频器必须小型化,与异步电机结合在一起,组成总线上一个执行单元。现在市场上已经出现了迷你型变频器,其功能比较齐全,而且通用性好。
吉泰街道SPG交流电机S8115GBCE服务制造
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吉泰街道SPG交流电机S8115GBCE服务制造
MAH064-L1-3-P2-14-50-M4
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吉泰街道SPG交流电机S8115GBCE服务制造
加强巡检,改善变频器、电机及线路的周边环境。检查接线端子是否紧固,保证各个电气回路的正确可靠连接,防止不必要的停机事故发生。日常巡检需要注意事项认真监视并记录变频器人机界面上的各显示参数,发现异常应即时反映。认真监视并记录变频室的环境温度,环境温度应在-5℃~4℃之间。移相变压器的温升不能超过13℃。夏季温度较高时,应加强变频器安装场地的通风散热。确保周围空气中不含有过量的尘埃,酸、盐、腐蚀性及性气体。
CV1500-3-S-B-G4-DR-V0
CV1500-5-S-B-G4-DR-V0
CV1500-10-S-B-G4-DR-V0
CV1500-15-S-B-G4-DR-V0
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CV2200-20-S-B-G4-DR-V0
CV2200-25-S-B-G4-DR-V0
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CV2200-120-S-B-G4-DR-V0
CV2200-140-S-B-G4-DR-V0
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CV2200-180-S-B-G4-DR-V0
CV2200-200-S-B-G4-DR-V0
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CV3700-25-S-B-G4-DR-V0
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CV3700-140-S-B-G4-DR-V0
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CV100-90-S-G4-DR-V3
CV100-100-S-G4-DR-V3
CV100-120-S-G4-DR-V3
CV100-140-S-G4-DR-V3
CV100-160-S-G4-DR-V3
CV100-180-S-G4-DR-V3
CV100-200-S-G4-DR-V3