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Safety Signs

Laser Class

Laser class sign: Class 1

Laser class sign: Class 1M

Laser class sign: HAZARD LEVEL 1M

  • These signs warn you not to approach optical fibers without eye protection or look directly into optical fiber connectors.
  • For detailed requirements, see standard IEC/EN60825-1, 60825-2 laser marking parts.

Laser standards

  • IEC 60825-1:2007, Edition 2
  • IEC 60825-1:2014, Edition 3
  • IEC 60825-2:2004+A1:2006+A2:2010

Equipment Weight

The replaceable/pluggable part or equipment is over 18 kg (40 lbs) and requires two people to transport it.

The replaceable/pluggable part or equipment is over 32 kg (70 lbs) and requires three people to transport it.

The part or equipment is over 55 kg (121 lbs) and requires a pallet truck or four people to transport it.

Dust Filter Maintenance

This sign reminds you to regularly clean and replace dust filters.

Interlocking Kit Warning

After the door to outdoor equipment is opened, keep it open with a secure metal rod to prevent accidental closing. Remove the rod to close the door.

This sign prompts you to lift the rod before closing the door.

High-voltage Cover Removal

This sign reminds you to read the safety manual to understand all precautions before removing the cover.

Copyright © Huawei Technologies Co., Ltd.
Copyright © Huawei Technologies Co., Ltd.
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