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Descriptions:
1. Glow-wire material: Nickel/Chromium (>77%Ni/20±1%Cr)
2. Đường kính: 4.0 mm ± 0.04mm (before bending)

The glow wire loop for thermo resistance test is mainly used in Glow Wire Test Eq

Test Probe Length 100mm
Test Probe Diameter 1.0mm
Dam- sphere Diameter 35mm
Handle Diameter 10mm
Handle Length 100mm
According to IEC61032 figure 4 (the Test probe D)