Three-phase inverter conversion device based on LCL filter
A technology of three-phase inverter and conversion device, which is applied in the direction of emergency protection circuit device, protection for under-load or no-load response, electrical components, etc. It can solve the problem of damage to electrical equipment, automatically cut off the circuit, and reduce the inverter Practicality and other issues to achieve the effect of improving safety, improving reliability and preventing fire
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Embodiment 1
[0022] see figure 1 - image 3 , a three-phase inverter conversion device based on an LCL filter, including a casing 1, the inside of the casing 1 is movably connected with a current conversion mechanism 2, and the current conversion mechanism 2 includes a switching assembly 21 for generating alternating current, for current The automatic disconnection protection component 22 is monitored, the switching component 21 is movably connected inside the casing 1 , and the protection component 22 is movably connected outside the casing 1 .
[0023] The switching assembly 21 includes an insertion board 211, an adapter board 212, an input terminal 213, a logic circuit 214, and an output end 215. The outside of the housing 1 is fixedly connected with the insertion board 211, and the inside of the housing 1 is fixedly connected with an engagement board 212. An input terminal 213 is fixedly connected to the outside, a logic circuit 214 is fixedly connected to the outside of the connectin...
Embodiment 2
[0027] see figure 1 , Figure 4 , a three-phase inverter conversion device based on an LCL filter, including a casing 1, the inside of the casing 1 is movably connected with a current conversion mechanism 2, and the current conversion mechanism 2 includes a switching assembly 21 for generating alternating current, for current The automatic disconnection protection component 22 is monitored, the switching component 21 is movably connected inside the casing 1 , and the protection component 22 is movably connected outside the casing 1 .
[0028] The inside of the casing 1 is movably connected with a safety mechanism 3 to prevent the casing 1 from overheating and igniting. The safety mechanism 3 includes a tank body 301, an electromagnetic pump 302, an accumulation plate 303, a nozzle 304, a memory metal strip 305, and a power contact 306. The tank body 301 is fixedly connected, the electromagnetic pump 302 is fixedly connected to the outside of the tank body 301, the accumulatio...
Embodiment 3
[0031] see figure 1 - Figure 4, a three-phase inverter conversion device based on an LCL filter, including a casing 1, the inside of the casing 1 is movably connected with a current conversion mechanism 2, and the current conversion mechanism 2 includes a switching assembly 21 for generating alternating current, for current The automatic disconnection protection component 22 is monitored, the switching component 21 is movably connected inside the casing 1 , and the protection component 22 is movably connected outside the casing 1 .
[0032] The switching assembly 21 includes an insertion board 211, an adapter board 212, an input terminal 213, a logic circuit 214, and an output end 215. The outside of the housing 1 is fixedly connected with the insertion board 211, and the inside of the housing 1 is fixedly connected with an engagement board 212. An input terminal 213 is fixedly connected to the outside, a logic circuit 214 is fixedly connected to the outside of the connectin...
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