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Operations & Maintenance Manual: Symbol Directory
SYMBOL MEANING
Electrical & Power
Class II equipment
Type BF applied part
Energy Efficiency Level IV
Connector polarity mark
Direct current
Alternating current
Standards & Certifications
CE—Marked in accordance with the Medical Device Directive (MDD)
CSA—Canadian Standards Association mark of certification to applicable standards for
electromedical equipment
EC REP—Authorized Representative in the European Community
TUV—Safety approval mark for components or subassemblies
UL—Underwriters Laboratories Recognized Component certification mark in Canada
and the United States
WEEE—Subject to waste electrical and electronic equipment regulations
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