45 Degrees Wire and Cable Burning Testing Equipment

Introduction:

The 45 degrees wire and cable burning instrument is designed to assess the flammability characteristics of single insulated wires and cables. This essential testing device plays a crucial role in ensuring the safety and reliability of electrical wiring across various applications, including automotive, industrial, and consumer electronics.

The instrument typically features a specimen holder that clamps the wire or cable at a precise 45-degree angle. A standardized Bunsen burner with specific dimensions and flame characteristics is then positioned to apply a controlled flame to the specimen for a predetermined period. The angle of 45 degrees is critical as it simulates a realistic scenario where flames might propagate along a tilted cable.

During the test, the operator observes the burning behavior of the wire or cable, noting parameters such as the flame propagation distance, the time it takes for the flame to extinguish (if it does), and the extent of damage to the insulation. These observations help determine the cable's resistance to flame spread and its ability to self-extinguish, which are key indicators of its fire safety performance.

Compliance with international standards like ISO 6722 for automotive wiring and IEC 60332 for general electrical cables is often a primary goal of this testing. The 45 degrees burning test is a fundamental method for evaluating the effectiveness of flame-retardant materials used in wire and cable insulation, ensuring that they meet the required safety and regulatory guidelines for their intended use.
 

Main technical parameters：

Type: touch screen automatic

Sample length: 600 ± 25mm

Fuel: methane gas or gas (own)

Flame application time: 0 —— 999.9S can be set arbitrarily

Afterburning time: 0 —— 999.9S

Flame length: inner flame 50 outer flame 100

Combustion box size: 550mm x 300mm x 700mm, with transparent glass window in front, you can observe the burning situation of the pattern

Equipment dimensions: 840mm x 300mm x 700mm

Nozzle diameter: 9mm

Blowtorch length: 100mm

The equipment is controlled by the touch screen automatic control system, the high pressure ignition is automatically calculated, the flame is automatically extinguished, and the test data can be saved

Complete configuration: control box, combustion box, burner, solenoid valve, high pressure igniter, gas pipe and signal control line group.