IEC60360 Approximate dimensions of test lampholder
● Product Overview:
Complies with the measurement method standards for lamp cap temperature rise as stipulated in IEC60360, QB/T2512-2001, and GB/T24392-2009.
● Technical Parameters
1. Nickel (Imported from Japan): Content over 99%
2. Vickers Hardness: 135 ± 15
3. Thickness: 0.5mm ± 0.02mm
4. Spring Material: Diameter 0.8mm, Length wraps around the sleeve 1-1.5 turns
5. Quality and Roughness: The composition and properties of the material should be consistent. The nickel sheet should be rolled into a smooth cylinder with a clean surface. The sleeve should be longitudinally cut and should not have any bending, waviness, indentations, inclusions, grease or other defects.
6. Specifications and models refer to the table below
| No. | Name | Standards | Item |
| 1. | E14/20 Approximate dimensions of test lampholder | IEC60360 Figure 3，D13.5mm | SC-TTF3 |
| 2. | E17/20 Approximate dimensions of test lampholder | IEC60360 Figure 4, D 16mm | SC-TTF4 |
| 3. | E26/26d/E27 Approximate dimensions of test lampholder | IEC60360 Figure 5，D 26mm | SC-TTF5 |
| 4 | E39/E40 Approximate dimensions of test lampholder | IEC60360 Figure 6，D 39mm | SC-TTF6 |
| 5 | E14/23×15 Approximate dimensions of test lampholder | IEC60360 Figure 7，D 15mm | SC-TTF7 |
| 6 | E14/25×17 Approximate dimensions of test lampholder | IEC60360 Figure 8，D 17mm | SC-TTF8 |
| 7 | B22/25×26,B22d-3 Approximate dimensions of test lampholder | IEC60360 Figure 9，D 26mm | SC-TTF9 |
| 8 | B15d Approximate dimensions of test lampholder | IEC60360 Figure 10，D 14.5mm | SC-TTF10 |
| 9 | B15d/27×22 Approximate dimensions of test lampholder | IEC60360 Figure 11，D 22mm | SC-TTF11 |
| 10 | B15d/24×17 Approximate dimensions of test lampholder | IEC60360 Figure 12，D 17.5mm | SC-TTF12 |
| 11 | B22/B22d Approximate dimensions of test lampholder | IEC60360 Figure 13，D 21.5mm | SC-TTF13 |
| 12 | E12/15 Approximate dimensions of test lampholder | IEC60360 Figure 14，D 11.4mm | SC-TTF14 |
