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Detection electromagnet and circuit break protection device
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Line pressing terminal in circuit protection equipment
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Surge protector integrated with SSD module
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Thermal trip structure and surge protector adopting same
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Fuse capable of enduring lightning current pulse current
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Lightning comprehensive detection early warning system and lightning detection method thereof
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Internet of things miniature circuit breaker with reclosing function
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A kind of gas discharge structure that can carry electric current and electric arc
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A kind of two-part is resistant to the fuse of the fusing structure and use of the lightning current structure
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A kind of multisection type is resistant to the fuse of the fusing structure and use of the lightning current structure
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A kind of sudden change of resistivity formula contact apparatus and breaker
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A kind of variable resistance contact mechanism and arc protection breaker
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A kind of rotary contact mechanism and breaker
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A kind of slidingtype contact apparatus and safe circuit breaker
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A kind of delayed releasing breaker based on movement inertia
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