Composite electrical signal alarm circuit secondary wiring diagramSFA:change-over switchSFB:change-over buttonKFM:Intermediate relay
10/14/2024
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Secondary control circuit diagram of isolation switch and ground switch in combined electricSP:Limit deviceCX:Closing contactorSFA:selector switchSFB:selector button89KT:Thermal relayTX:Dc switching contactor
10/12/2024
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Primary main wiring of single bus segmentTA:Current transformerTV:Voltage transformerPG:Pressure GaugeQA:Circuit breakerQB:Disconnecting switchQC:Ground switch
10/12/2024
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Example of application cable connections for small-capacity DC power supplies
10/09/2024
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Two-charge single-bus segment DC system wiring diagram
10/09/2024
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Single-charge single-bus DC system wiring diagram
10/09/2024
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Layout of GIS type high voltage electrical combination (Single bus section wiring)
10/07/2024
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Layout of GIS type high voltage electrical combination (Internal bonding)
10/07/2024
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10(6)/0.4kV Substation Layout Scheme(with workshop)(a)Workshop built-in type(b)Workshop built-in type(c)Workshop built-out type(d)Workshop built-out type1-Transformer room2-Low voltage switchboard room3-Highvoltage switchboard room
10/07/2024
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10(6)/0.4kV Substation Layout Scheme(a)Oil-immersed transformer substation(b)Dry transformer substation1-Overhead incoming line2-high-tension switch cabinet3-10(6)/0.4kVOil-immersed transformer4-Low voltage distributor5-10(6)/0.4kVDry transformer
10/07/2024
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