Flame tests for electrical cables UL 1581, § 1060

DescriptionUL 1581, § 1060
(FV-1 / Vertical Flame and FT1 Test)
Length of specimen457 - 610 mm
Burner
 
Bunsen burner with additional air supply (Tirril gas burner) Ø 9,5 mm
Test temperature500 W flame
Position of specimenvertical
Position of flame20° to vertical specimen
Duation of flaming5 x 15 seconds with 15 seconds flaming break
Conditions

 
Paper max. 25% carbonized. The specimen may keep on burning for max. 1 minute after the last application. Material dropping must not ignite the cotton (B) lying under the specimen.

 

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