Shanghai Taigui Testing Equipment Co., Ltd
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Hot wire testing machine TG-801A
The TG-801A hot wire testing machine is suitable for research, production, and quality inspection departments of electrical and electronic products an
Product details

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TG-801AGlow Wire TesterScope of application:

TG-801AThe hot wire testing machine is used to test the fire resistance characteristics of materials and finished products. The heating wire itself serves as a source of ignition. The temperature of the heating wire is set and controlled by a temperature controller. During the experiment, the temperature controller was operated in manual mode to generate a specified voltage signal on the manipulated variable (heating wire), thereby avoiding generating feedback on the reference variable (thermocouple) on the temperature controller. The temperature of the heating wire can be set from room temperature to1000 ℃. According to the IEC 60584-2 standard, the temperature of the heating wire is measured using a K-type armored thermocouple (Class 1). During the experiment, the sample moved towards the hot wire at a constant speed of 11mm/s and then returned. The 30 second heating time is controlled by a timer. Use a force of 1N to pull the sample holder towards the hot wire. The power supply is 230VAC ± 10% (50Hz). Other technical conditions can be provided if needed.

TG-801AThe hot wire testing machine is suitable for research, production, and quality inspection departments of electrical and electronic products and their component parts such as lighting equipment, low-voltage appliances, household appliances, machine tool appliances, motors, power tools, electronic instruments, electrical instruments, information technology equipment, electrical affairs equipment, electrical connectors, and accessories. It is also suitable for industries such as insulation materials, engineering plastics, or other solid combustible materials.


TG-801AGlow Wire TesterPrinciple:

Heat the electric heating wire of the specified material (Φ 4 Ni>77%/Cr20 ± 1%) and shape with high current to the test temperature (500 ℃~1000 ℃) for 1 minute (temperature change not exceeding 5k), and then vertically burn the test sample at the specified pressure (0.95+/-0.1 N) for 30 seconds. Determine the ignition hazard of the finished electrical and electronic equipment based on whether the test sample and the substrate ignite or hold on for a certain period of time; Determine the ignition properties, ignition temperature (GWIT), flammability, and flammability index (GWFI) of solid insulation materials and other solid combustible materials.



TG-801ATechnical parameters of the hot wire testing machine:

Heating wire (U-shaped head)

Specially designed standard circular shape with a diameter of 4mm ± 0.07mm (Ni>77%/Cr20 ± 1%), horizontally standing

thermocouple

Imported insulated high-temperature armored thermocouple with a diameter of 1.0mm, the armored sleeve can withstand heat up to 1100 ℃ (better than the standard 1050 ℃), and has an elastic structure to ensure close contact between the thermocouple and the U-shaped head

Impact force and contact force

0.95+/-0.1N, Pressing depth 7mm ± 0.5mm (limited position)

heating temperature

500~1000 ± 2 ° C continuously adjustable

Burning time

0.1-999.9s, ± 0.1s (time range adjustable)(Usually selected for 30 seconds)

Ignition time

0.1-999.9s, ± 0.1s automatic recording, manual pause

Flame extinguishing time

0.1-999.9s, ± 0.1s automatic recording, manual pause

Automatic disengagement

After the sample reaches the specified burning time, it will automatically detach from the heating wire

Flame height

Equipped with a 150mm stainless steel ruler with a resolution of 1mm

Test speed

10-25mm/s

Ignite the bedding material

10mm thick white pine board covering 12g/mm 2~ 30g/mm2Standard silk paper, 200mm ± 5mm below the hot wire

Overall dimensions

Width 1160mm x Depth 600mm x Height 1295mmInternal matte black (illumination below 20lx), exhaust hole with a diameter of 100mm (equipped with an independent exhaust device)

working power supply

AC220V,50Hz,≤500W

TG-801AIntroduction to the advantages of the hot wire testing machine:

1: Display mode

True color instrument digital display records data

2: Control method

Dustproof button operation.

3: Introduction to Box Process

The box adoptsThe 1.5 cold plate is coated with double-layer paint on both the inside and outside, and the box is treated with anti-corrosion to solve the problem of box decay.

4: Fume hood

The equipment comes with a fume hood and has completed the experiment with automatic smoke exhaust.

5: Accessories Introduction

The hot wire tester adopts German imported thermocouples, and its service life is domestically produced30 times.

The test car adopts a limit design and will not derail during the test.

The U-shaped head is processed with imported materials to ensure even heating of the heating element.

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