Complaint
| Model | DN(T)-25 | DN(T)-35 | DN(T)-40 | DN(T)-63 |
| Rated primary voltage frequency | 380V/50HZ | 380V/50HZ | 380V/50HZ | 380V/50HZ |
| Maximum input current(A) | 98 | 138 | 145 | 160 |
| Cyclic duration factor 100%(KVA) | 9.7 | 13.5 | 15.2 | 24.2 |
| Cyclic duration factor 15%(KVA) | 25 | 35 | 40 | 63 |
| Secondary voltage U2(V) | 1.7-3.5 | 1.7-3.5 | 1.7-3.8 | 1.7-4 |
| Secondary maximum short circuit current I2 (KA) | 7.2 | 10.2 | 10.6 | 25.2 |
| Throat gap e(mm) | 250 | 250 | 250 | 250 |
| Arm extension (mm) | 350 | 350 | 350 | 380 |
| Maximum electrode press | 5100 | 5100 | 5100 | 6100 |
| Stroke of electrode | 50 | 50 | 50 | 50 |
| Rated flow of cooling water | 4.1 | 4.1 | 4.1 | 4.5 |
| Maximum welding thickness (Board, mm) | 2.5+2.5 | 3+3 | 3.5+3.5 | 4+4 |
| Maximum welding thickness (Round steel, mm) | 8+8 | 10+10 | 10+10 | 12+12 |
| Insulation Class | B | B | B | B |
| Weight(kg) | 200 | 230 | 240 | 310 |
