摘要 |
The present invention relates to an arrangement (9, 10, 11, 12) for controlling the cooling output from a cooling unit, intended to be arranged in and/or in immediate proximity to an attachment device and connected in signal terms to the control device for the cooling output, and further comprising, on the one hand, means (9) for detecting the presence or absence of the attachment nipple in the attachment device (7, 8) and, on the other hand, means for generating a signal corresponding to the detection result. The invention also relates to a cooling unit, an apparatus, a welding current source, and a wire feeder mechanism comprising such an arrangement. |