20 identical welding machines are available. Type: cool41 U31,
standard: IEC 60974-1, -2, -10 C.L.A, mains voltage: 400V, frequency:
50/60Hz, protection class: IP23, power consumption P min: 0.9kW,
cooling capacity P max: 0.35MPa (3.5bar), max. current consumption:
2.5A, length: 539mm, width: 210mm, height: 415mm, weight: 22kg.
Control: Comfort 2.0 with intuitive operation via click wheel, pulse
spot normal mode continuously adjustable (especially for TIG welding),
pulse pause ratio (balance) adjustable for example from 10-90%, Hz and
kHz pulses up to approx. 15kHz, ActivArc technology dynamic arc
control to ensure constant performance despite distance fluctuations
and to prevent electrode sticking, improved root and penetration
quality, spotArc Spotmatic functions for spot welding and tacking,
2-stroke and 4-stroke mode depending on torch trigger operation,
manual metal arc welding often with MMA pulse automatic also
integrated, gas pre-flow and post-flow times adjustable, upslope and
downslope times also controllable, torch I5122259 modes via torch
trigger such as reduced secondary current, memory and job storage
recurring welding tasks can be saved depending on version approx.
8-100 jobs, energy efficiency high efficiency, standby function
available. Remote control and interfaces remote adjusters and
functional torches can be connected, optional LAN WiFi gateway ewm
Xnet, PC interfaces for parameter setting and monitoring. Very little
used. An on-site inspection is possible.
Germania
Deutschland 
