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123/145kV SF Gas-Insulated Switchgear incorporating VCB· PDF fileUltra-high voltage transmission network built ... Table 2 Gas Insulated Switchgear (GIS) Model GKS-14V Rated voltage (kV) 123 145 ... *1 Comparison with Meiden-brand GCB Fig. 5 VCB unit Fig. 6 Gas Monitoring System Gas Monitoring System For continuous monitoring of SF6 gas, each gasFile Size: 1MB

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AE-power__Translate this page Rei HEMMI Design Department, High Voltage Switchgear Business Division Doctor of Engineering A member of the Institute of Electrical Engineers of Japan Michiru ONODERA Design Department, High Voltage Switchgear Business Division [ Figure 4 ] Breaking test configuration of new 1,100kV GCB (The main items of breaking tests were carried ...

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Transformer Protection - an overview | ScienceDirect Topics test environment shown in Fig. 6.24 is set up according to the actual project situation. Different polarity of a primary side conductor of the current booster passes through the three-phase sensitive loop of two optical fiber transformers, and fiber of the front module is accessed to the bay MU, whose outputted 9-2 data is sent to bus protection.

123/145kV SF Gas-Insulated Switchgear incorporating VCB· PDF fileTable 2 Gas Insulated Switchgear (GIS) Model GKS-14V Rated voltage (kV) 123 145 Rated current (A) 1250/2000 Rated frequency (Hz) 50/60 Rated breaking current (kA) 31.5/40 Rated short time withstand current (kA-sec) 31.5/40-3 Insulation level (Between phases, phase to earth) 1min power frequency (kV rms) 230 275 Lightning impulse (kV peak) 550 650File Size: 1MB

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