Name of welding machine
Gantry type welding machine: n*P-C
DNW3: Pneumatic AC gantry welding machine(3: gantry welding machine)
N: number of transformers
P: rated capacity
C: Maximum valid welding width
For example: 2 transformers, rated capacity is 200KVA, maximum valid welding width is 1400mm, this machine names: DNW3-2*200-1400