The air-cooled DC power supplies, series GS 60 – GS 150, are available in three different versions: with active front panel, with passive front panel and with status LEDs. The power supplies can be operated at full output power without duty cycle limitations. Parallel operation of several power supplies is possible. The GS 60 – GS 150 series has, like all power supplies from ADL, an extremely fast automatic arc handling. Operation of the power supplies is easy and safe.