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Power Frequency Welding Transformer
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20KVA-3.8V-2 Welding Transformer
| Power source(U1) | 380V |
| Secondary unload voltage(U20) | 3.8V |
| Duty cycle | 20% |
| Power at 10% duty cycle(S10) | 35KVA |
| Power at 20% duty cycle(S20) | 20KVA |
| Power at 100% duty cycle(SP) | 9KVA |
| 100% load current output(IP) | 2400A |
| Maximum short-circuit current for circuits with 500（L）* 300（H）mm | 13.3KA |
| Maximum short-circuit current for circuits with 1000（L）* 300（H）mm | 8.7KA |
| Flow of cooling water Q | 2L/min |
| Insulation class | F |
| Protective grade | II |
| Weight | 45KG |
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20KVA-3.8V-5 Welding Transformer
| Power source(U1) | 380V |
| Secondary unload voltage(U20) | 3.8V |
| Duty cycle | 20% |
| Power at 10% duty cycle(S10) | 35KVA |
| Power at 20% duty cycle(S20) | 20KVA |
| Power at 100% duty cycle(SP) | 9KVA |
| 100% load current output(IP) | 2400A |
| Maximum short-circuit current for circuits with 500（L）* 300（H）mm | 13.3KA |
| Maximum short-circuit current for circuits with 1000（L）* 300（H）mm | 8.7KA |
| Flow of cooling water Q | 2L/min |
| Insulation class | F |
| Protective grade | II |
| Weight | 45KG |
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20KVA-3V/3.4V-5 Welding Transformer
| Power source(U1) | 380V |
| Secondary unload voltage(U20) | 3.8V |
| Duty cycle | 50% |
| Power at 20% duty cycle(S10) | 31KVA |
| Power at 50% duty cycle(S20) | 20KVA |
| Power at 100% duty cycle(SP) | 14KVA |
| 100% load current output(IP) | 3800A |
| Maximum short-circuit current for circuits with 500（L）* 300（H）mm | 13.3KA |
| Maximum short-circuit current for circuits with 1000（L）* 300（H）mm | 8.7KA |
| Flow of cooling water Q | 3L/min |
| Insulation class | F |
| Protective grade | II |
| Weight | 60KG |
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35KVA-5.2V-2 Welding Transformer
| Power source(U1) | 380V |
| Secondary unload voltage(U20) | 5.2V |
| Duty cycle | 20% |
| Power at 10% duty cycle(S10) | 52KVA |
| Power at 20% duty cycle(S20) | 35KVA |
| Power at 100% duty cycle(SP) | 16KVA |
| 100% load current output(IP) | 3000A |
| Maximum short-circuit current for circuits with 500（L）* 300（H）mm | 17.4KA |
| Maximum short-circuit current for circuits with 1000（L）* 300（H）mm | 11.4KA |
| Flow of cooling water Q | 3L/min |
| Insulation class | F |
| Protective grade | II |
| Weight | 65KG |
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35KVA-5.2V-5 Welding Transformer
| Power source(U1) | 380V |
| Secondary unload voltage(U20) | 5.2V |
| Duty cycle | 50% |
| Power at 20% duty cycle(S10) | 55KVA |
| Power at 50% duty cycle(S20) | 35KVA |
| Power at 100% duty cycle(SP) | 25KVA |
| 100% load current output(IP) | 4800A |
| Maximum short-circuit current for circuits with 500（L）* 300（H）mm | 17.4KA |
| Maximum short-circuit current for circuits with 1000（L）* 300（H）mm | 11.4KA |
| Flow of cooling water Q | 3L/min |
| Insulation class | F |
| Protective grade | II |
| Weight | 75KG |
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35KVA-4.2V/4.7V-5 Welding Transformer
| Power source voltage (U1) | 380V |
| Secondary no-load voltage (U20) | 4.2V/4.7V |
| Power at 20% duty cycle (S10) | 55KVA |
| Power at 50% duty cycle (S20) | 35KVA |
| Power at 100% duty cycle (SP) | 25KVA |
| 100% load output current (IP) | 5900A |
| Cooling fluid flow rate Q | 4L/min |
| Insulation class | F |
| Protection grade | Class II |
| Weight | 80KG |
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35KVA-10.4V-2 Welding Transformer
| Power source voltage (U1) | 380V |
| Secondary no-load voltage (U20) | 10.4V |
| Power at 10% duty cycle (S10) | 51KVA |
| Power at 20% duty cycle (S20) | 35KVA |
| Power at 100% duty cycle (SP) | 16KVA |
| 100% load output current (IP) | 1500A |
| Maximum short-circuit current for 500mm(L) × 300mm(H) circuit | 9KA |
| Maximum short-circuit current for 1000mm(L) × 300mm(H) circuit | 6KA |
| Cooling fluid flow rate Q | 3L/min |
| Insulation class | F |
| Protection grade | Class II |
| Weight | 65KG |
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63KVA-7.2V-2 Welding Transformer
| Power source(U1) | 380V |
| Secondary unload voltage(U20) | 7.2V |
| Duty cycle | 20% |
| Power at 10% duty cycle(S10) | 100KVA |
| Power at 20% duty cycle(S20) | 63KVA |
| Power at 100% duty cycle(SP) | 28KVA |
| 100% load current output(IP) | 3900A |
| Maximum short-circuit current for circuits with 500（L）* 300（H）mm | 23.5KA |
| Maximum short-circuit current for circuits with 1000（L）* 300（H）mm | 15.6KA |
| Flow of cooling water Q | 3L/min |
| Insulation class | F |
| Protective grade | II |
| Weight | 95KG |
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63KVA-7.2V-5 Welding Transformer
| Power source(U1) | 380V |
| Secondary unload voltage(U20) | 7.2V |
| Duty cycle | 50% |
| Power at 20% duty cycle(S10) | 100KVA |
| Power at 50% duty cycle(S20) | 63KVA |
| Power at 100% duty cycle(SP) | 28KVA |
| 100% load current output(IP) | 3900A |
| Maximum short-circuit current for circuits with 500（L）* 300（H）mm | 23.5KA |
| Maximum short-circuit current for circuits with 1000（L）* 300（H）mm | 15.6KA |
| Flow of cooling water Q | 4L/min |
| Insulation class | F |
| Protective grade | II |
| Weight | 110KG |
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63KVA-4.2V/4.7/5.4V-5 Welding Transformer
| Power source voltage (U1) | 380V |
| Secondary no-load voltage (U20) | 4.2V/4.7V/5.4V |
| Power at 20% duty cycle (S10) | 100KVA |
| Power at 50% duty cycle (S20) | 63KVA |
| Power at 100% duty cycle (SP) | 45KVA |
| 100% load output current (IP) | 10600A |
| Cooling fluid flow rate Q | 5L/min |
| Insulation class | F |
| Protection grade | Class II |
| Weight | 120KG |
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63KVA-14.4V-2 Welding Transformer
| Power source voltage (U1) | 380V |
| Secondary no-load voltage (U20) | 14.4V |
| Power at 10% duty cycle (S10) | 100KVA |
| Power at 20% duty cycle (S20) | 63KVA |
| Power at 100% duty cycle (SP) | 28KVA |
| 100% load output current (IP) | 1900A |
| Maximum short-circuit current for 500mm(L) × 300mm(H) circuit | 11.8KA |
| Maximum short-circuit current for 1000mm(L) × 300mm(H) circuit | 7.8KA |
| Cooling fluid flow rate Q | 3L/min |
| Insulation class | F |
| Protection grade | Class II |
| Weight | 95KG |
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100KVA-8.5V-2 Welding Transformer
| Power source(U1) | 380V |
| Secondary unload voltage(U20) | 8.5V |
| Duty cycle | 20% |
| Power at 10% duty cycle(S10) | 150KVA |
| Power at 20% duty cycle(S20) | 100KVA |
| Power at 100% duty cycle(SP) | 45KVA |
| 100% load current output(IP) | 5300A |
| Maximum short-circuit current for circuits with 500（L）* 300（H）mm | 30KA |
| Maximum short-circuit current for circuits with 1000（L）* 300（H）mm | 20KA |
| Flow of cooling water Q | 4L/min |
| Insulation class | F |
| Protective grade | II |
| Weight | 125KG |
Power frequency welding transformers operate with 50Hz or 60Hz power, lowering voltage and increasing current for metal welding. They are characterized by a simple structure, ease of maintenance, and cost-effectiveness, making them ideal for conventional welding processes and large-scale steel fabrication. They provide stable welding current, ensuring strong and reliable weld joints, and can adapt to various welding environments and conditions.
About Us
Yongkang Jiaxiao Welding Automation Equipment Co., Ltd.
Since its establishment 30 years ago, Yongkang Jiaxiao Welding Automation Equipment Co., Ltd. has specialized in the research, development, manufacturing, sales, and service of resistance welding machines, specialized welding machines, automatic welding machines, and automated stamping equipment for materials such as copper, aluminum, iron, and stainless steel. The company boasts a dedicated R&D team led by experts and comprised of diverse engineers. Its products have passed both the Chinese 3C and European CE certifications, and the company holds dozens of national patents. The company is a leading domestic manufacturer of resistance and automatic welding machines.
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+86-15268688035
jx12@4006796688.com
NO.99,Huaxi Road,Chengxi New District,Yongkang city,Zhejiang China.
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