Home » Products » 3 M » 3M™ Scotchcast™ Resin Joint Kit LVI-1/3-C (10 – 70mm²)
3M™ Scotchcast™ Resin Joint Kit LVI-1/3 (10 - 25mm²)
3M™ Scotchcast™ Resin Joint Kit LVI-1/3 (10 - 25mm²)

Product overview

3M™ Scotchcast™ Resin Joint Kit LVI-1/3-C (10 – 70mm²)

The 3M LVI-1/3-C Resin Joint Kit is a dependable inline jointing solution for multi-core armoured low-voltage polymeric cables. Designed for indoor, outdoor, underground and submerged installations, this 3M LVI-1/3 Kit provides proven electrical insulation and mechanical protection for LV energy cable joints. Each Scotchcast LVI-1/3 (Scotchcast LVI-13) kit includes a one-part translucent mould body with a snap-fit closing system, pre-cut foam sealing elements and 3M™ Scotchcast™ 470W resin supplied in a transparent Closed Mixing & Pouring (CMP) pouch. This ensures fast, safe and consistent installation using either compression or mechanical connectors.

In addition to the Standard Kit, the following options are available:

  • LVI‑1/3‑PT – includes Pilot & Telecom Kits

Key Features & Benefits

  • Designed for multi-core armoured low-voltage polymeric cables (inline jointing)
  • 470W Scotchcast™ resin supplied in a transparent two-chamber CMP closed-mix system
  • One-part translucent mould body with snap-fit closing system
  • Pre-cut foam sealing elements ensure reliable sealing across all cable diameters
  • Closure cap included to prevent contamination during installation
  • Suitable for indoor, outdoor, underground and submerged environments
  • Provides strong electrical insulation and durable mechanical protection
  • Includes Scotch™ 23 tape, armour connection components, connectors (sizes 2 & 3) and full instructions
  • Clean, safe resin handling via the integrated Closed Mixing & Pouring system
  • Each kit is clearly marked for ease of use and traceability

3M LVI-1/3-C – Robust, Industry-Trusted Low-Voltage Resin Joint

The 3M Scotchcast LVI-1/3 Resin Joint is a compact, highly reliable alternative to heat-shrink and taped joint systems. Its closed-mix 470W resin, precision mould body and adaptable sealing elements ensure consistent sealing, mechanical durability and long-term performance in demanding LV installations.

Ideal for utilities, industrial sites, construction, infrastructure and maintenance work, the LVI-1/3 Resin Joint (LVI-12 Resin Joint) delivers secure encapsulation and dependable service in both dry and fully submerged environments. For installers requiring a robust, easy-to-use inline solution, the LVI-1/3 Joint Kit offers proven 3M quality and long-life protection.

For Additional Information on the 3M™ Scotchcast™ Resin Joint Kit LVI-1/3-C (10 – 70mm²), please consult the Technical Data Table or PDF File below.

*Technical Data subject to change without notice.

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Technical Data

Product Selection (standard polymeric cables)

Kit Reference Cross Sectional Area (mm²) - S/Core Cross Sectional Area (mm²) - 2 Core Cross Sectional Area (mm²) - 3 Core Cross Sectional Area (mm²) - 4 Core Max Cable OD (mm)
LVI-1/2-C ^ N/A 1.5 - 6 1.5 - 6 1.5 - 6 25
LVI-1/3-C ^ N/A 10 - 25 10 10 32
LVI-1/3 50 - 70 N/A N/A N/A 32
LVI-1/4 95 - 150 35 16 - 25 16 - 25 36
LVI-1/5 185 - 240 50 - 70 35 - 50 35 - 50 45
LVI-1/6 300 - 630 95 - 150 70 - 95 70 54
LVI-1/7 800 - 1000 185 - 240 120 - 185 95 - 150 64
LVI-1/8 N/A 300 - 400 240 - 400 185 - 300 90

Product Selection (transition jointing, polymeric to PILC cables)

Kit Reference Cross Sectional Area (mm²) - S/Core Cross Sectional Area (mm²) - 2 Core Cross Sectional Area (mm²) - 3 Core Cross Sectional Area (mm²) - 4 Core Max Cable OD (mm) Additional Parts Required - CFS (Qty 1) Additional Parts Required - 2228 Tape 25mm Rl Additional Parts Required - 23 Tape (Qty 1)
LVI-1/2-C ^ N/A 1.5 - 6 1.5 - 6 1.5 - 6 25 P60 Qty 1 19mm x 1.5m
LVI-1/3 50 - 70 10 - 25 10 10 32 P60  Qty 1 19mm x 1.5m
LVI-1/4 95 - 150 35 16 - 25 16 - 25 36 P62  Qty 1 19mm x 1.5m
LVI-1/5 185 - 240 50 - 70 35 - 50 35 - 50 45 P62  Qty 1 19mm x 9m
LVI-1/6 300 - 630 95 - 150 70 - 95 70 54 P63  Qty 2 19mm x 9m
LVI-1/7 800 - 1000 185 - 240 120 - 185 95 - 150 64 P64  Qty 2 19mm x 9m
LVI-1/8 N/A 300 - 400 240 - 400 185 - 300 77 P65  Qty 2 19mm x 9m

^CONNECTORS INCLUDED

Performance Data

Testing

Scotchcast™ Resin Kit Series LVI-1/x were tested according to EN50393 Table 3/I/A1

Type of Test according to EN50393 Table 3 / I / A1 Results
AC Voltage Withstand Test in air
4kV AC/ 1 min		 Passed
Insulation Resistance Test in air
1kV DC		 > 10.000MΩ
Heat Cycle in air
63 cycles: 5h/3h		 Passed
Heat Cycle in water
63 cycles: 5h/3h		 Passed
AC Voltage Withstand Test in water
4kV AC/ 1 min		 Passed
Insulation Resistance Test in water
1kV DC		 > 10.000MΩ

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