Anti-Tracking Cable Breakout (Insulcore-NT)
Insulcore Non-Tracking Cable Breakout seals the crutch of 3-core PVC/PILC cable rated up to 36 kV, in non-tracking cross-linked polyolefin.
- ASTM D638
- ASTM D792
- ASTM D2240
Choose a size
Selection Chart
- D
- Internal diameter of the body
- d
- Internal diameter of each finger (core outlet)
- L
- Overall length
- l
- Finger length
- s / f
- As supplied / after free recovery
- Tb, Tc
- Wall thickness of body and core (finger) after recovery
| Code | No. of cores | Ds(min) | Df(max) | ds(min) | df(max) | Ls(min) | Lf(min) | ls(min) | lf(min) | Tb f(+10%) | Tc f(+10%) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| GAB-0820 | 3 | 60 | 20 | 25 | 8 | 160 | 184 | 45 | 60 | 3.3 | 2.7 |
| GAB-0820 A | 3 | 70 | 20 | 27 | 8 | 155 | 184 | 40 | 60 | 3.3 | 2.7 |
| GAB-1330 | 3 | 80 | 30 | 39 | 13 | 185 | 215 | 60 | 75 | 3.6 | 3.3 |
| GAB-1330 A | 3 | 100 | 30 | 39 | 13 | 185 | 215 | 60 | 75 | 3.6 | 3.3 |
| GAB-2145 | 3 | 110 | 45 | 55 | 21 | 200 | 235 | 70 | 88 | 3.5 | 2.9 |
| GAB-2145 A | 3 | 125 | 45 | 55 | 21 | 195 | 235 | 65 | 88 | 3.5 | 2.9 |
| GAB-2755 | 3 | 140 | 56 | 68 | 28 | 215 | 260 | 80 | 95 | 3.5 | 3.9 |
| GAB-2755 A | 3 | 180 | 56 | 70 | 29 | 205 | 260 | 80 | 95 | 3.5 | 3.9 |
All dimensions are in mm. D: internal diameter; s: as supplied; f: after free recovery; Tb, Tc: thickness of body & core. Source: GALA INSULCORE Heat Shrink Non Tracking Cable Breakout sheet, Issue 2, January 2024.
Material properties
Technical Specification
| Properties | Value | Standard |
|---|---|---|
| Physical | ||
| Tensile Strength | 12 N/mm² (Mpa) (min.) | ASTM D638 |
| Ultimate Elongation | 350 % (min) | ASTM D638 |
| Density | 1.15 ± 0.2 gm/cm³ | ASTM D792 |
| Hardness | 45 ±10 Shore D | ASTM D2240 |
| Water absorption | 0.5 % (max.) | ASTM D570 |
| Thermal | ||
| Accelerated ageing | (120 °C for 500 hrs) | ASTM D2671 |
| Tensile Strength | 11 N/mm² (Mpa) (min.) | ASTM D638 |
| Ultimate Elongation | 300 % (min.) | ASTM D638 |
| Low Temperature Flexibility (-40 °C for 4 hrs.) | No Cracking | ASTM D2671 |
| Heat Shock (250 °C for 30 min.) | No cracking or flowing | ESI 09-11 |
| Shrink Temperature | 125 °C | IEC 216 |
| Continuous Temperature Limit | -40 to +100 °C | IEC 216 |
| Electrical | ||
| Dielectric Strength | 15 kV/mm (min) | ASTM D149 |
| Volume Resistivity | 1 x 10¹⁴ Ohm.cm (min) | ASTM D257 |
| Dielectric constant | 5 (max.) | ASTM D150 |
| Resistant to track & erosion | No tracking, erosion or flame failure up to 3.25 kV for 20 min. | ASTM D2303 |
Source: GALA INSULCORE Heat Shrink Non Tracking Cable Breakout sheet, Issue 2, January 2024.
Dimensions & Drawings
Insulcore-NT seals the crutch of 3-core PVC or PILC cable, built from non-tracking material so it resists surface flashover at higher voltage classes than the standard LV breakout.
Covered on this page
- Anti-Tracking Breakout - INSOLCORE Non Tracking
Features & Benefits
- Non-tracking cross-linked polyolefin material
- Internally coated with water-resistant mastic
- Weather and UV resistant
- Resists chemicals, solvents, corrosion and fungus
- No tracking, erosion or flame failure up to 3.25 kV for 20 minutes (ASTM D2303)
- Tensile strength 12 N/mm² min, ultimate elongation 350% min (ASTM D638); density 1.15±0.2 g/cm³ (ASTM D792)
- Dielectric strength 12 kV/mm min (ASTM D149), volume resistivity 1 x 10¹⁴ ohm.cm min (ASTM D257)
- Shrink temperature 125°C, continuous temperature limit -40°C to +110°C (IEC 216)
- Selection chart GAB-0820 to GAB-3060 for 3-core cable
Applications
- 3-core PVC/PILC cable crutch sealing up to 36 kV
- Non-tracking insulation for cable breakouts
Standards & Compliance
- ASTM D638
- ASTM D792
- ASTM D2240
- ASTM D570
- ASTM D2671
- ESI 09-11
- IEC 216
- ASTM D149
- ASTM D257
- ASTM D150
- ASTM D2303
FAQs
Frequently Asked Questions
What is the Anti-Tracking Cable Breakout used for?
It is used for:
- 3-core PVC/PILC cable crutch sealing up to 36 kV
- Non-tracking insulation for cable breakouts
How do I choose the right size?
Use the selection chart on this page: it lists every code with its dimensions, and the key above it says what each column means. If you are not sure which fits, send the dimensions you are working to with the form below.
Which standards and test methods are quoted for it?
These, with the values in the Technical Specification on this page:
- ASTM D638
- ASTM D792
- ASTM D2240
- ASTM D570
- ASTM D2671
- ESI 09-11
- IEC 216
- ASTM D149
- ASTM D257
- ASTM D150
Where can I download the datasheet?
From the "Download datasheet" button at the top of this page, or here:
Can I get a quote, a sample or a size that is not listed?
Send your cable details, quantity and application with the "Request a Quote or Sample" form at the foot of this page. For a size or variant that is not in the chart, describe what you need there, or use Technical support at the top of the page, and the technical team will confirm what can be supplied.
47+
Years manufacturing
100+
Countries served
140
Products in range
ISO 9001:2015
Certified & tested