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How much current does 220V electric welding machine need to be adjusted
- Categories:Industry News
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- Time of issue:2022-05-18 08:59
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(Summary description)The current of 220V electric welding machine is generally adjusted by 20-22a. The current of the electric welding machine is not fixed. Generally, it needs to be reasonably arranged according to the workpiece to be welded. If the thickness of the workpiece to be welded is relatively large, the current of the electric welding machine needs to be increased. If the thickness of the workpiece to be welded is relatively small, the current of the electric welding machine needs to be reduced. 1. Just operate the output DC current adjustment knob, and the DC inverter welding machine panel is equipped with the adjustment knob of output DC current. The inverter DC welding machine first carries out bridge rectification and filtering on the single-phase AC 220V voltage or three-phase AC 380V voltage, and then supplies the power switching device for inverter processing. A few inverter welding machines first use pulse generating circuits such as 555 time base circuit to generate rectangular pulse wave, amplify the current with triode, amplify the voltage with a pair of complementary field effect transistors to generate high-frequency signal, and then boost the voltage with step-up transformer to obtain induced AC on the secondary winding. Its power depends on the amplification capacity of the amplification circuit. 2. When the welding rod moves to the end of the weld bead, repeatedly extinguish and strike the arc at the arc pit for several times until the arc pit is filled. This method is suitable for thin plate and high current welding, but not for alkaline electrode, otherwise pores will be generated. The electric welding machine uses the high-temperature arc generated by the instantaneous short circuit between the positive and negative electrodes to melt the solder on the electrode and the materials to be welded, so as to combine the materials in contact. Its structure is very simple, which is a high-power transformer. 3. When purchasing, you can ask the dealer to provide product quality inspection report or certificate. Since the electric welding machine is a national compulsory certification product, it is necessary to confirm whether the product has passed the "3C" certification when purchasing, which can also be checked online.
How much current does 220V electric welding machine need to be adjusted
(Summary description)The current of 220V electric welding machine is generally adjusted by 20-22a. The current of the electric welding machine is not fixed. Generally, it needs to be reasonably arranged according to the workpiece to be welded. If the thickness of the workpiece to be welded is relatively large, the current of the electric welding machine needs to be increased. If the thickness of the workpiece to be welded is relatively small, the current of the electric welding machine needs to be reduced.
1. Just operate the output DC current adjustment knob, and the DC inverter welding machine panel is equipped with the adjustment knob of output DC current. The inverter DC welding machine first carries out bridge rectification and filtering on the single-phase AC 220V voltage or three-phase AC 380V voltage, and then supplies the power switching device for inverter processing. A few inverter welding machines first use pulse generating circuits such as 555 time base circuit to generate rectangular pulse wave, amplify the current with triode, amplify the voltage with a pair of complementary field effect transistors to generate high-frequency signal, and then boost the voltage with step-up transformer to obtain induced AC on the secondary winding. Its power depends on the amplification capacity of the amplification circuit.
2. When the welding rod moves to the end of the weld bead, repeatedly extinguish and strike the arc at the arc pit for several times until the arc pit is filled. This method is suitable for thin plate and high current welding, but not for alkaline electrode, otherwise pores will be generated. The electric welding machine uses the high-temperature arc generated by the instantaneous short circuit between the positive and negative electrodes to melt the solder on the electrode and the materials to be welded, so as to combine the materials in contact. Its structure is very simple, which is a high-power transformer.
3. When purchasing, you can ask the dealer to provide product quality inspection report or certificate. Since the electric welding machine is a national compulsory certification product, it is necessary to confirm whether the product has passed the "3C" certification when purchasing, which can also be checked online.
- Categories:Industry News
- Author:
- Origin:
- Time of issue:2022-05-18 08:59
- Views:
The current of 220V electric welding machine is generally adjusted by 20-22a. The current of the electric welding machine is not fixed. Generally, it needs to be reasonably arranged according to the workpiece to be welded. If the thickness of the workpiece to be welded is relatively large, the current of the electric welding machine needs to be increased. If the thickness of the workpiece to be welded is relatively small, the current of the electric welding machine needs to be reduced.
1. Just operate the output DC current adjustment knob, and the DC inverter welding machine panel is equipped with the adjustment knob of output DC current. The inverter DC welding machine first carries out bridge rectification and filtering on the single-phase AC 220V voltage or three-phase AC 380V voltage, and then supplies the power switching device for inverter processing. A few inverter welding machines first use pulse generating circuits such as 555 time base circuit to generate rectangular pulse wave, amplify the current with triode, amplify the voltage with a pair of complementary field effect transistors to generate high-frequency signal, and then boost the voltage with step-up transformer to obtain induced AC on the secondary winding. Its power depends on the amplification capacity of the amplification circuit.
2. When the welding rod moves to the end of the weld bead, repeatedly extinguish and strike the arc at the arc pit for several times until the arc pit is filled. This method is suitable for thin plate and high current welding, but not for alkaline electrode, otherwise pores will be generated. The electric welding machine uses the high-temperature arc generated by the instantaneous short circuit between the positive and negative electrodes to melt the solder on the electrode and the materials to be welded, so as to combine the materials in contact. Its structure is very simple, which is a high-power transformer.
3. When purchasing, you can ask the dealer to provide product quality inspection report or certificate. Since the electric welding machine is a national compulsory certification product, it is necessary to confirm whether the product has passed the "3C" certification when purchasing, which can also be checked online.
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