Flame tests for electrical cables UL 2556, § 9.6 Method 2-FT4
| Description | UL 2556, § 9.6 Method 2-FT4 |
| Length of specimen | 2440 mm |
| Burner | Flat burner (Ribbon burner) |
| Test temperature | 20,5 kW |
| Position of specimen | vertical in intervals of half the cable diameter |
| Position of flame | horizontal |
| Duration of flaming | 20 minutes |
| Conditions | the charred distance is not allowed to exceed 1,5 m from the bottom edge of the burner |
