Terms like contactors, limit switches, control station switches entail the inclusive port crane control system, thus being categorized by crane switches as Terminus Ad Quem devices electrically interlinked with cable opening set switches. Heavy duty limit switches, cam-operated master with step straps for coordinated opening and closing of the hoist and trolley form a composition that ensure shock, vibration, and temperature fluctuations while withstanding simultaneous movement providing arsenal worthy reliability. Tested mechanically ad perpetuum with a million cycles, crane switches also enduring 2.5 kV bolt isolation, provide recurved endurance alongside IEC 60204-32 survivable standards deeming industrial use even in construction sites and steel mills.
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