SV Series Pre-insulating Fork Terminal (TU-JTK Type)
YOCL ELECTRIC SV Series Pre-insulating Fork Terminal (TU-JTK Type) provides a fork connection for compatible screw terminals.
- 43 listed SV models across seven catalogue size groups.
- Copper terminal with pre-insulated barrel; insulation color varies by group.
- Group maximum current values range from 19 to 115 A as listed in the reference.
- Model table includes bolt size, opening d2, B, F, L, E and D1 dimensions.
Overview
YOCL ELECTRIC SV Series Pre-insulating Fork Terminal (TU-JTK Type) is a copper fork terminal with a pre-insulated barrel. Its fork contact is intended for compatible screw terminal connections. The catalogue lists 43 SV models across seven size groups, with model-specific bolt and dimensional data.
Features
- Fork contact: fits a compatible screw terminal without removing the screw completely.
- Pre-insulated barrel: the sleeve covers the conductor connection area.
- Size-based identification: conductor group, color and maximum current are stated by the reference table.
- Model-specific fit: bolt size, fork opening and body dimensions vary across the 43 models.
Technical Specifications
| Parameter | Specification |
|---|---|
| Series | SV |
| Product type | Pre-insulating fork terminal |
| Terminal material | Copper |
| Insulation | Pre-insulated sleeve; PVC is explicitly specified for the 1.25 and 2 size groups |
| Listed models | 43 |
Group specifications below apply to every listed model in that group. The copper thickness is the material thickness given in the catalogue, not an insulation rating.
| Size group | Conductor section (mm²) | AWG | Max current (A) | Color | Copper thickness (mm) |
|---|---|---|---|---|---|
| 1.25 | 0.5–1.5 | 22–16 | 19 | Red | 0.7 |
| 2 | 1.5–2.5 | 16–14 | 27 | Blue | 0.8 |
| 3.5 | 2.5–4 | 14–12 | 37 | Black | 1.0 |
| 5.5 | 4–6 | 12–10 | 48 | Yellow | 1.0 |
| 8 | 8–10 | 8 | 62 | Red | 1.2 |
| 14 | 10–16 | 6 | 88 | Blue | 1.5 |
| 22 | Not stated | Not stated | 115 | Yellow | 0.8 |
Dimension
All dimensions are in millimeters. The fork opening d2, width B, fork length F, overall length L, body length E and insulated barrel diameter D1 follow the reference drawing.
| Model | US bolt | d2 (mm) | B (mm) | F (mm) | L (mm) | E (mm) | D1 (mm) |
|---|---|---|---|---|---|---|---|
| SV 1.25-3 | #4 | 3.2 | 5.7 | 6.5 | 21.2 | 10.0 | 4.3 |
| SV 1.25-3.5S | #6 | 3.7 | 5.7 | 6.5 | 21.2 | 10.0 | 4.3 |
| SV 1.25-3.5L | #6 | 3.7 | 6.4 | 6.5 | 21.2 | 10.0 | 4.3 |
| SV 1.25-4S | #8 | 4.3 | 6.4 | 6.5 | 21.2 | 10.0 | 4.3 |
| SV 1.25-4M | #8 | 4.3 | 7.2 | 6.5 | 21.2 | 10.0 | 4.3 |
| SV 1.25-4L | #8 | 4.3 | 8.1 | 6.5 | 21.2 | 10.0 | 4.3 |
| SV 1.25-5S | #10 | 5.3 | 8.1 | 6.5 | 21.2 | 10.0 | 4.3 |
| SV 1.25-5L | #10 | 5.3 | 9.5 | 6.5 | 21.2 | 10.0 | 4.3 |
| SV 1.25-6S | 1/4 | 6.5 | 9.5 | 6.5 | 21.2 | 10.0 | 4.3 |
| SV 1.25-6L | 1/4 | 6.5 | 12.0 | 11.0 | 27.2 | 10.0 | 4.3 |
| SV 1.25-8 | 5/16 | 8.5 | 14.0 | 12.0 | 29.2 | 10.0 | 4.3 |
| SV 2-3 | #4 | 3.2 | 5.7 | 6.5 | 21.2 | 10.0 | 4.9 |
| SV 2-3.5S | #6 | 3.7 | 5.7 | 6.5 | 21.2 | 10.0 | 4.9 |
| SV 2-3.5L | #6 | 3.7 | 6.4 | 6.5 | 21.2 | 10.0 | 4.9 |
| SV 2-4S | #8 | 4.3 | 6.4 | 6.5 | 21.2 | 10.0 | 4.9 |
| SV 2-4M | #8 | 4.3 | 7.2 | 6.5 | 21.2 | 10.0 | 4.9 |
| SV 2-4L | #8 | 4.3 | 8.1 | 6.5 | 21.2 | 10.0 | 4.9 |
| SV 2-5S | #10 | 5.3 | 8.1 | 6.5 | 21.2 | 10.0 | 4.9 |
| SV 2-5L | #10 | 5.3 | 9.5 | 6.5 | 21.2 | 10.0 | 4.9 |
| SV 2-6S | 1/4 | 6.5 | 9.5 | 6.5 | 21.2 | 10.0 | 4.9 |
| SV 2-6L | 1/4 | 6.5 | 12.0 | 11.0 | 27.2 | 10.0 | 4.9 |
| SV 2-8 | 5/16 | 8.5 | 14.0 | 12.5 | 29.2 | 10.0 | 4.9 |
| SV 3.5-3.5 | #6 | 3.7 | 8.0 | 7.0 | 25.3 | 13.0 | 6.3 |
| SV 3.5-4 | #8 | 4.3 | 8.0 | 7.0 | 25.3 | 13.0 | 6.3 |
| SV 3.5-5S | #10 | 5.3 | 8.0 | 7.0 | 25.3 | 13.0 | 6.3 |
| SV 3.5-6S | 1/4 | 6.5 | 9.0 | 7.5 | 26.5 | 13.0 | 6.3 |
| SV 3.5-6 | 1/4 | 6.5 | 12.0 | 12.1 | 28.5 | 13.0 | 6.3 |
| SV 5.5-3.5 | #6 | 3.7 | 8.3 | 7.5 | 26.5 | 13.0 | 6.7 |
| SV 5.5-4S | #8 | 4.3 | 8.3 | 7.5 | 26.5 | 13.0 | 6.7 |
| SV 5.5-4L | #8 | 4.3 | 9.0 | 7.5 | 26.5 | 13.0 | 6.7 |
| SV 5.5-5 | #10 | 5.3 | 9.0 | 7.5 | 26.5 | 13.0 | 6.7 |
| SV 5.5-6S | 1/4 | 6.5 | 9.0 | 7.5 | 26.5 | 13.0 | 6.7 |
| SV 5.5-6L | 1/4 | 6.5 | 12.0 | 12.0 | 32.5 | 13.0 | 6.7 |
| SV 5.5-8 | 5/16 | 8.5 | 14.0 | 11.5 | 31.5 | 13.0 | 6.7 |
| SV 8-4 | #8 | 4.3 | 8.0 | 7.2 | 30.0 | 15.5 | 8.5 |
| SV 8-5 | #10 | 5.3 | 10.8 | 7.2 | 30.0 | 15.5 | 8.5 |
| SV 8-6 | 1/4 | 6.5 | 10.8 | 7.2 | 30.0 | 15.5 | 8.5 |
| SV 8-8 | 5/16 | 8.5 | 14.5 | 10.7 | 35.0 | 15.5 | 8.5 |
| SV 14-5 | #10 | 5.3 | 11.0 | 10.7 | 35.2 | 21.1 | 10.5 |
| SV 14-6 | 1/4 | 6.5 | 11.0 | 10.7 | 35.2 | 21.1 | 10.5 |
| SV 14-8 | 5/16 | 8.5 | 14.0 | 10.7 | 35.2 | 21.1 | 10.5 |
| SV 22-6 | 1/4 | 6.5 | 14.0 | 9.5 | 39.2 | 23.2 | 13.0 |
| SV 22-8 | 5/16 | 8.5 | 14.0 | 13.5 | 39.2 | 23.2 | 13.0 |
Selection Guide
Select the SV conductor group first, then match the US bolt number and fork opening d2 to the terminal screw. Compare B, F, L, E and D1 with the available space. The reference does not state a conductor range for the SV 22 group.
Aplicações
For conductor connections to compatible screw terminals in electrical equipment.
Ordering Information
Provide the full SV model and quantity when requesting a quotation.