1756-ON8 |
抗干擾能力強(qiáng)。由于光信號(hào)的特點(diǎn),可以有效的防止雷電、系統(tǒng)故障時(shí)產(chǎn)生的電磁方面的干擾,因此,光纖通道最適合應(yīng)用于繼電保護(hù)通道。
以上光纖通道的三個(gè)特點(diǎn),是繼電保護(hù)所采用的常規(guī)通道形式所無(wú)法比擬的。在通道選擇上應(yīng)為首選。但是由于光纜的特點(diǎn),抗外力破壞能力較差,當(dāng)采用直埋或空中架設(shè)時(shí),易于受到外力破壞,造成機(jī)械損傷。若采用OPGW,則可以有效的防止類(lèi)似事件的發(fā)生。
1756-ON8 |
1756-ON8 |
1756-ON8
Lot RKC Instrument Resin Pressure Sensor CZ-20P-02-PTA
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Telect Hendry 0HPGMT05R Fuse Panel 100A 48V Dual Feed G
Lot 2 RKC Instrument Resin Pressure Sensor Air Chemical
Sanyo Denki SanMotion Q DC Servo Motor Drive Amplifier
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Set 4 Samsung Compatible Toner Black & Color CLP 320/32
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GE IFS VR4010 FM VIDEO RECEIVER FIBER OPTIC MULTIMODE
American Dynamics AD1651BR Microcomputer Control Securi
IMS IM481H IM483H Stepper Motor Driver X-Y-Z Stage Cont
Lot 7 Kimble Kimax Glass Centrifuge Tube Graduated Grif
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Plast-O-Matic 1" Flow Control Valve FC100EP-010-PV
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CEPHEID SMARTCYCLER BACKPLANE THERMAL CYCLER PCR BOARD |