3M 94-AK631-1/C 33kV Cold Shrink Joint 800-1000sqmm Single Core Cables
33kV Cold Shrink Cable Joints – 3M QS200 (Single Core XLPE EPR)
33kV Cable Joint Cold Shrink – 3M 94-AK631-1/C
QS200 Single Core Cable Joints
3M 94-AK631-1/C is a Cold Shrink cable joint designed for inline cable jointing up to 36kV Umax voltage class – single core polymeric power cable systems with copper wire screen according to HD 620 (IEC 60502).
Cable joint suits 33kV cables with 800sqmm, 1000sqmm single core conductors – see Cold Shrink terminations for connection of MV HV cables to substation switchgear, transformers, cable terminal boxes and electrical equipment.
Order Code – 3M 94-AK631-1/C
- Manufacturer: 3M
- Order Code: 94-AK631-1/C
- Type Of Cable Joint – Straight/Inline Single Core
- Joint/Splice Body: 3M QS200 Cold Shrink
- Cable Joint Voltage: 33kV (36kV Umax voltage class)
- Minimum Conductor Cross Section: 800sqmm
- Maximum Conductor Cross Section: 1000sqmm
- 33kV Primary Insulation Diameter Range: 33.4-66.0mm
- Includes integrated stress control layer, conductive electrode, silicone elastomer insulation & outer semi-conductive layer
- Copper screen sleeve, constant force springs for metallic screen, mechanical connector and thick walled EPDM rubber cold shrink outer tubes to re-build the cable outer jacket
- Meets & exceeds European Standard CENELEC HD 629.1
- Also: 3M Cold Shrink Cable Terminations MV HV
Cable Joint Performance Tests
The 3M QS200 Cold Shrink Single Core Inline/Straight Cable Joint Series meets and exceeds the requirements of the European standard CENELEC HD 629.1. Test Report: 3M Italia S.p.A. Report No. I0594-0E dated December 14, 2007.
Installation
The 3M Cold Shrink technology ensures quick, easy and safe installation of the QS200 Splice Joint Body and outer protection tubes by pulling and unwinding the plastic support core in counter clockwise direction. The use of special tools is not necessary. Detailed instructions for installing the 3M QS200 Series Inline Joints are included in each joint kit.
3M Product Identification
The 3M 94-AK631-1/C Inline Joint kit is marked with supplier name, cable cross section ranges, voltage classes and cable type, storage conditions and manufacturing codes for product traceability.
Cold Shrink Storage Conditions
The shelf life of the 3M QS200 Series Inline Cold Shrink Joints is specified as 3 years.
Temperature: -40°C to +50°C (short term peaks at 60°C max.).
| 3M 33kV Cable Joint Part Number | 33kV Cable Dimensions for Polymeric Cables | Connector Dimensions Crimp or Mechanical Connector | |||
| Diameter over Cable jacket max.(mm) | Diameter over Primary Insulation (mm) | Cross Section (mm²) 19/33(36)kV | Diameter max. (mm) | Length max. (mm) | |
| 94-AK620-1/C | 46 | 19.1 – 38.0 | 50 – 240 | 38 | 160 |
| 94-AK630-1/C | 74 | 33.4 – 66.0 | 300 – 630 | 68 | 245 |
| 94-AK631-1/C | 74 | 33.4 – 66.0 | 800 – 1000 | 68 | 245 |
3M QS200 Cold Shrink Joints – once the mastic tapes are installed a copper wire sleeve is placed over the high voltage cable joint and connected to provide armour earth continuity up to 33kV using constant force springs.
Watch Video ➡ 3M Premium MV Cold Shrink Cable Joints with Integrated Electrode
3M 94-AK631-1/C
➡ Visit 11kV-33kV 3M Premium Cold Shrink Cable Joints to see the complete range of single core XLPE & EPR joints for medium voltage (MV) cables – T&D are Main UK Stockists and Distributors for 3M Electrical Products.
➡ See MV-HV 11kV-33kV Cable Joints to view the complete range of 3M Cold Shrink joints for single and 3 core medium/high voltage cables up to 66kV/132kV.
Thorne & Derrick International | MV HV Joints, Terminations & Cable Connectors
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