Fire Testing Equipment

Needle Flame Test Apparatus (IEC 60695-11-5)

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The DNG Needle Flame Test Apparatus (Model DNG-NFTA-01) is engineered to perform the IEC 60695-11-5 needle-flame test, simulating the effect of small internal flames that may occur in malfunctioning electrical or electronic equipment.
This compact, high-precision unit enables fire-hazard assessment of insulating materials, plastics, and electrical components by applying a 12 mm high controlled flame for a specified time under standardized conditions.

Manufactured by DNG Technologies Pvt. Ltd., Faridabad, a trusted fire-testing-equipment manufacturer in India, the system ensures compliance with IEC 60695-11-5 and IEC 60695-2-2, delivering accurate, repeatable, and safe flammability testing for R&D labs, certification centers, and production quality control.

Features & Technical Specifications

Product Overview

The needle-flame test evaluates how products react to small-flame ignition sources such as short circuits or component failures.
A stainless-steel burner produces a 12 mm flame using high-purity butane or propane gas (≥ 95%). The flame contacts the specimen surface for a programmable duration, after which post-flame and after-glow times are recorded automatically.
If molten or flaming droplets occur, the burner can be tilted up to 45° to avoid blockage, maintaining an 8 mm ± 1 mm gap between the flame and specimen.

Technical Parameters:

  • Control Mode: Button operation

  • Display Mode: Digital meters

  • Chamber Structure: Stainless-steel body for durability and corrosion resistance

  • Flame Application Time: 0 – 9999.9 s presettable

  • Flame Duration: 0 – 9999.9 s with automatic recording

  • Time Resolution: 0.1 s

  • Flame Temperature Rise: 100 °C ± 2 °C → 700 °C ± 3 °C in 23.5 s ± 1 s

  • Flame Height: 12 mm ± 1 mm (adjustable)

  • Combustion Angle: 0°, 20°, 45° (adjustable)

  • Needle Burner: Stainless steel, Ø 0.5 mm ± 0.1 mm bore, ≤ Ø 0.9 mm OD, ≥ 35 mm length

  • Copper Block: Ø 4 mm ± 0.01 mm, mass 0.58 g ± 0.01 g

  • Thermocouple: Imported Omega K-type, Ø 0.5 mm, range up to 1100 °C

  • Test Chamber Volume: ≥ 0.5 m³

  • Dimensions: L 1100 mm × W 530 mm × H 1150 mm

  • Exhaust Aperture: Ø 100 mm

  • Power Supply: 220 V / 50 Hz, 0.5 kVA (others customizable)

  • Standards: IEC 60695-11-5, IEC 60695-2-2

Applications

  • Electrical and Electronic Components: Switches, connectors, motors, cables, and PCB assemblies

  • Consumer and Household Appliances: Assess fire resistance of plastic casings and insulation

  • Lighting Equipment & Low-Voltage Devices: Evaluate ignition risk from small internal flames

  • Automotive and Industrial Electronics: Test flame resistance of rubber, plastic and insulating materials

Standard Compliance

  • IEC 60695-11-5 — Needle-Flame Testing Method: Simulation of small flame effects

  • IEC 60695-2-2 — Fire Hazard Testing of Electrical and Electronic Products

Why Choose DNG Technologies

With a proven record in fire-testing-equipment manufacturing, DNG Technologies Pvt. Ltd. offers precision-built, internationally compliant, and service-supported testing solutions. Our Needle Flame Tester is trusted across electrical, electronics, automotive, and appliance industries for accurate simulation of small-flame conditions, ensuring product safety and standard compliance.

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