| IEC | 60068-2-75 / 1997-08 §5 and An. E |
| 1 | body, including release mechanism and striking element guide, mass 1250 g, outside diameter 50 mm, |
| 1 | striking element, with cocking knob and with hammer head, face of polyamide, spherical segment shape with a radius of 10 mm, mass 250 g, length approx. 315 mm, |
| 1 | release cone, mass 60 g, |
| 1 | helical compression spring, mass approx. 9 g, |
| Impact energy | Tolerance | Article No.: |
| 0,14 J | ± 0,014 J | F 22.10 |
| 0,20 J | ± 0,02 J | F 22.11 |
| 0,35 J | ± 0,03 J | F 22.15 |
| 0,50 J | ± 0,04 J | F 22.16 |
| 0,70 J | ± 0,05 J | F 22.17 |
| 1,00 J | ± 0,05 J | F 22.18 |
| PTL Universal Spring Hammer | |
| as described above, but with the five impact energies 0,20 J, 0,35 J, 0,50 J, 0,70 J and 1,00 J, to be selected by means of a disk with knurled edge, tolerances as scheduled above, supplied with PTL calibration certificate concerning the five impact energies and the release pressure, | |
| | Article No.: F 22.50 |
| PTL spring-operated impact-test apparatuses with other impact energies, e. g. 2 J (F 22.20), other masses of the striking element, e. g. 500 g (F 22.20), other release forces, e. g. 20 N, and other hammer heads, e. g. made of steel with r = 25 mm (F 22.20): | |
| | on special request |
| Preserving Case, | |
| made of wood, to keep one spring-operated impact-test apparatus, with floccular coated holders, | |
| | Article No.: F 22.80 |
