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UL1685 Vertical-Tray Fire Propagation Smoke Release Test Equipment for Electrical Fiber Optic Cables SL-7601S

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UL1685 Vertical-Tray Fire Propagation Smoke Release Test Equipment for Electrical Fiber Optic Cables SL-7601S

Name: UL1685 VerticalTray Fire Propagation Smoke Release Test Equipment for Electrical Fiber Optic Cables SL7601S
Brand: SKYLINE
Price: 1 USD

Bidirectional Probe : 0-200 Pa, accuracy +/-1 Pa

Power Supply : 220 V / 380 V, 50 Hz

Propane Flow Meter : 230 mm3/s mass flow meter

Brand Name : SKYLINE

Exhaust Volume Flow : 0.65 +/- 0.5 m3/s

Temperature Sensor : K-type sheathed thermocouple, 1.5 mm wire (GB/T 16839.1-1997)

Ignition Source : Propane ribbon burner 341 x 30 mm, 242 holes

Control System : NI LabVIEW software + Advantech data acquisition card

Optical Path Length : 910 mm

Model Number : SL-7601S

Air Flow Meter : 1330 mm3/s mass flow meter

Chamber Structure : Stainless steel plate with thermal insulation layer, black painted interior

Certification : UL1685-2018, ISO 9001

MOQ : 1 Set

Delivery Time : 90 working days after receipt of deposit

Ladder Top Steel Plate : 610 x 610 x 3.2 mm

Applicable Standard : UL 1685-2018

Light Source : PHILIPS quartz halogen lamp, 100 W, 12 V DC, 2000-3000 lm

Smoke Collection Tower : 914 mm cube on conical top with 40 degree slope

Place of Origin : Dongguan, Guangdong, China

Payment Terms : T/T (50% deposit, 50% before shipment), L/C

Burner Hole Arrangement : 242 holes of 1.35 mm in 3 staggered rows (81/80/81)

Chamber Internal Size (HxLxW) : 3353 x 2438 x 2438 mm

Exhaust Duct : SUS304, 405 mm ID x 5500 mm length

Test Ladder : SUS304, 305 x 76 x 2400 mm, rung spacing 25 mm

Light Detector : Silicon photocell

Supply Ability : 10 Sets per Month

Packaging Details : Standard export wooden case with film wrap and buffer material

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UL1685 Vertical-Tray Fire Propagation Smoke Release Test Equipment for Electrical Fiber Optic Cables SL-7601S

The SL-7601S is a full-scale fire test system that evaluates the vertical flame propagation and smoke release performance of electrical and optical-fiber cables in compliance with UL 1685-2018 — Standard for Vertical-Tray Fire-Propagation and Smoke-Release Test for Electrical and Optical-Fiber Cables.

Application Scope

Determines vertical flame propagation and smoke release of cables and optical-fiber cables under FT4 burning standard
Test method: cables are bound vertically onto a ladder and ignited; burn height and smoke generation are inspected post-test

Main Technical Parameters

Chamber internal size (H x L x W)	3353 x 2438 x 2438 mm
Chamber structure	Stainless steel plate with thermal insulation layer, black painted interior
Smoke collection tower	914 mm cubical tower, conical top at 40°
Test ladder (tray)	SUS304 ladder 305 (W) x 76 (D) x 2400 (H) mm, rung spacing 25 mm; top steel plate 610 x 610 x 3.2 mm
Ignition source	Propane ribbon burner, 341 x 30 mm stainless pan, 242 holes of 1.35 mm in 3 staggered rows (81/80/81)
Propane / air flow meter	Mass flow meters, propane 230 mm³/s, air 1330 mm³/s
Optical system	Quartz halogen light source (100 W, 12 V DC, 2000-3000 lm) and silicon photocell, optical path 910 mm; light transmittance 0%-100%
Exhaust duct	SUS304, 405 mm ID x 5500 mm, straight section 3600 mm
Exhaust volume flow	0.65 ± 0.5 m³/s
Bidirectional probe	Range 0-200 Pa, accuracy ±1 Pa
Temperature sensor	K-type sheathed thermocouple, 1.5 mm wire diameter (GB/T 16839.1-1997)
Control & data acquisition	NI LabVIEW software and Advantech data acquisition card; real-time curves, automatic recording and report printing
Power supply	220 V / 380 V, 50 Hz

System Composition

Test chamber, smoke collection tower, exhaust duct, ignition source, test ladder, optical measuring system, and data acquisition & processing unit.

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UL1685 Vertical-Tray Fire Propagation Smoke Release Test Equipment for Electrical Fiber Optic Cables SL-7601S

UL1685 Vertical-Tray Fire Propagation Smoke Release Test Equipment for Electrical Fiber Optic Cables SL-7601S

UL1685 Vertical Tray Flame Test

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405mm ID Exhaust Duct System

UL1685 Vertical-Tray Fire Propagation Smoke Release Test Equipment for Electrical Fiber Optic Cables SL-7601S Images