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施耐德BMXNOM0200
BMXNOM0200
频率继电器主要用于监测和保护电力系统的频率,功能和作用主要有以下几个方面:
1. 监测电力系统的频率:频率继电器可以监测电力系统的电压频率,度高,可以检测小于百分之一的频率误差。
2. 检测过载:频率继电器还可以检测过载,当电力设备电流超出额定电流的范围,频率继电器就会给出报警。
3. 监测相序:频率继电器还可以对电力系统的相序进行监测,如果发现相序错误,就会发出警报。
4. 控制电力系统的运行:频率继电器还可以用于控制电力系统的运行,例如在发电机过载或欠载时,频率继电器可以自动控制机组的电源开关。
BMXNOM0200
EXTREME NETWORKS 15715 16AP,
EXTREME NETWORKS 15122 Summit X250e-48tDC,
EXTREME NETWORKS 15714 SUMMIT WM3600 ,
EXTREME NETWORKS 16141 SUMMIT X450E-24T ,
EXTREME NETWORKS 15122 Summit X250e-48tDC,
EXTREME NETWORKS 15714 SUMMIT WM3600 ,
EXTREME NETWORKS 16141 SUMMIT X450E-24T ,
Extreme Networks X450e-24P ,
Extreme Networks 15714,
USED Extreme Networks (16148) 48-Ports ,
Extreme Network (15105) Summit X250e-24p ,
Extreme Networks Summit X250e-24p ,
Agilestar - 10124 - For Extreme Networks,
Extreme Networks G48Ta 41515 Adv 48-port,
Extreme Networks 1000base-sx,
25- 15700 Extreme Networks,
EXTREME 15105 Extreme,
Extreme Networks Model# 16121 ,,
EXTREME NETWORKS 10122 10GBASE-LR,
EXTREME NETWORKS 15103 Summit X250e-48t,
EXTREME NETWORKS 15105 Summit X250e-24p,
EXTREME NETWORKS 16202 Summit X350-48t,
EXTREME 10122 Extreme Networks 10GBase-LR ,
EXTREME 16202 Extreme Networks Summit X350-48t ,
EXTREME NETWORKS 10122 10GBASE-LR ,
EXTREME NETWORKS 15103 Summit X250e-48t,
EXTREME NETWORKS 15105 Summit X250e-24p,
EXTREME NETWORKS 16202 Summit X350-48t,
EXTREME NETWORKS 10071 SX SFP 10 Pack,
EXTREME 10071 Extreme Networks 1000BASE-SX ,
EXTREME NETWORKS 10071 ,
Extreme Networks 15105,