How do I identify a replacement elevator key switch for a control panel?
জিজ্ঞাসার সময়:
2025-09-29
উত্তর
Record the key-switch code, panel cutout, number of positions, contact arrangement and key-removal positions. Explain the controlled function, such as independent service or access restriction. The lock barrel and electrical switch must both match the intended operation.
উত্তর দেওয়ার সময়:
2025-09-29