BEIJING, 2018.01.15 MV Cable accessories Yan Bin, Export Manager, CN PGHV ABB MV Cable accessories factory ABB High Voltage Switchgear Co. Ltd., Beijing Introduction Located in Beijing Economic-Technological Development Area. Established in December 1995. More than 700 employees. 3 Profit centers ▪ MV switchgear ▪ HV circuit breaker and disconnector ▪ Cable accessories and surge arrester - 1- 42kV Cable accessories - R&D and Manufacturing - Cold shrink cable termination, cable joints and premolded cable connectors. May 30, 2019 Slide 2 ABB MV Cable accessories Product portfolio Cold Shrink Termination Cold Shrink Joint Premolded Screened Separable Connector Indoor Cable Joint Interface A CSTI ≤42 kV JS-A ≤42 kV CSE 250A ≤24 kV Outdoor Interface C CSTO ≤42 kV CSE 630A ≤42 kV Surge Arrester CSA/AP-B May 30, 2019 Slide 3 GIS Plug-in Termination 3# inner cone TP-A 42kV 1250A 2# inner cone TP-A 42kV 800A ABB MV Cable accessories Key competence Long Experience ▪ Start manufacturing cables accessories in 1956 Persistent Innovation ▪ Provide cable accessories to meet various requirements Core Technologies ▪ Electrical field control ▪ Advanced material ▪ Simulation technique May 30, 2019 Slide 4 Advanced Production Technology ▪ Injection molding machine ▪ Full-automatic production process Routine Test ▪ 100% products pass routine test Professional Training ▪ Training programs and practical exercises in the installation of cable accessories up to 42kV ABB MV Cable accessories Design & requirement Introduction Design theory: – Restore the structure and function of cable – Safe electrical connection – Creepage current control General requirement: – Electrical field control – Moisture protection – Environment adaptive performance – Mechanical protection May 30, 2019 Slide 5 ABB MV Cable accessories Electrical stress control Geometrical control Resistive control Refractive control Three methods selection according to different voltage level. May 30, 2019 Slide 6 ABB MV Cable accessories Material technology EPDM LSR (Liquid Silicon Rubber) Used for MV connectors Used for cold shrink products ▪ High breakdown field strength ▪ ▪ Good mechanical strength ▪ ▪ Anti-swelling ▪ Stability at high temperature 100℃ Good stability and flexibility at low temperature. High elasticity makes products hold cable tightly to be safe and stable. ▪ Strong hydrophobic ▪ UV resistance ▪ Excellent aging resistance and fire proof performance. ABB use EPDM and LSR different advantage to design related products May 30, 2019 Slide 7 ABB MV Cable accessories Simulation technique ABB has an Independent intellectual property rights Toolbox/POLOPT platform for 3D electrical field simulation. May 30, 2019 Slide 8 ABB MV Cable accessories Robot manufacturing connector DESMA injection machine and ABB robotics are in production line May 30, 2019 Slide 9 ABB MV Cable accessories Type test Type test certificate Type test in 1st class test lab according to IEC 60502-4. ▪CEPRI (China Electric Power Research Institute Quality Inspection and Test Center for Electric Equipment of Power Industry), CHPTL member (China High Power Testing Laboratory Liaison) ▪PT PLN (PERSERO) PUSAT PENELITIAN DAN PENGEMBANGAN KETENAGALISTRIKAN BIDANG PENELITIAN SISTEM TRANSMISI DAN DISTRIBUSI May 30, 2019 Slide 10 ABB MV Cable accessories Routine test Um=12kV Um=24kV Um=36kV Um=42kV May 30, 2019 Slide 11 ▪ Pd measurement max 5pC at 15kV ▪ AC-test 39kV for 1 minute ▪ Visual inspection ▪ Pd measurement max 5pC at 22kV ▪ AC-test 54kV for 1 minute ▪ Visual inspection ▪ Pd measurement max 5pC at 31kV ▪ AC-test 81kV for 1 minute ▪ Visual inspection ▪ Pd measurement max 5pC at 45kV ▪ AC-test 117kV for 1 minute ▪ Visual inspection ABB MV Cable accessories MV cold shrink cable termination CSTO/I 12-42kV Terminations for XLPE-insulated cables with Al-/Cuconductors, 12-42 kV according to Std IEC 60502-4. ▪ Indoor and outdoor ▪ Available for 1- or 3- core complete kits ▪ ▪ ▪ ▪ Rubber sleeve with integrated electrical field control and top sealing device Good hydrophobicity and anti-pollution. No electrical connection for high humidity. Complete short & long sheds with long creepage distance 3-core kits include cold shrink hose and crutch seal May 30, 2019 Slide 12 ABB MV Cable accessories MV cold shrink cable termination CSTO/I 3-core design 1. Top sealing- silicone tape wrap on gap between XLPE 1 insulation and cable lug 2. UV and tracking resistant rubber body with sheds 3. Integrated geometrical filed control unit 2 3 4. 3-core kit include protective cold shrink hose and crutch seal 5. Earthing braid fixed by constant force spring 4 5 May 30, 2019 Slide 13 ABB MV Cable accessories Termination design Silicone rubber sheds Complete design with Integrated sheds May 30, 2019 Slide 14 Stress grading control ABB MV Cable accessories MV cold shrink cable joint JS-A 12-42kV Joint for XLPE-insulated cables with Al-/Cu- conductors, 12-42 kV according to Std IEC 60502-4. ▪ ▪ ▪ ▪ Available for 1- or 3- core complete kits Stress cone, inner semi-conductive insulation, and outer semi-conductive layers pre-molded together. Self-locking spiral core to avoid crack effectively Rubber sleeve with integrated electrical field control and top sealing device ▪ Good sealing and mechanical performance ▪ Two outer jacket solutions Waterproof/armor tape outer jacket - Waterproof/armor tape outer jacket - Cast or injection resin outer jacket ▪ Active pressure Resin outer jacket May 30, 2019 Slide 15 ABB MV Cable accessories Joint design 1. Outer semi-conductive layer 2. Spiral core 3. Inner semi-conductive layer 4. Insulation layer 5. Stress cone May 30, 2019 Slide 16 ABB MV Cable accessories Two outer jacket solutions Cast or injection resin outer jacket May 30, 2019 Slide 17 Waterproof/armor tape outer jacket ABB MV Cable accessories Screened separable cable connectors CSE-B / CSS-B 12-24kV 250A Interface A Connector for XLPE-insulated 1- or 3- core cables with Alor Cu- conductors,12-24 kV, Std IEC 60502-4. ▪ Fits standard bushings - outer cone type A, EN 50181. ▪ Elbow and straight types available ▪ Pre-molded connector body made by 3 layers EPDM ▪ Supplied with crimped cable lug ▪ Conductor size: 25-120 mm2 ▪ Earthing kit need to be ordered separately May 30, 2019 Include cold shrink crutch seal, hose, earthing line, constant force spring, filling mastic and other accessories Slide 18 ABB MV Cable accessories Screened separable cable connectors CSE-B 12-24kV 250A Interface A 1. Pin contact with integrated conductor connection. 2. Bail restrain for fixing to the bushing. 3. Capacitive measuring point covered with a shielding cap (touch proof) 4. Conductive layer insulated by Faraday shield structure 5. Outer semi-conductive layer: UV- Ozone- & tracking resistant. 6. Stress grading adapter May 30, 2019 Slide 19 1 2 3 4 5 6 ABB MV Cable accessories Screened separable cable connectors CSS-B 12-24kV 250A Interface A 1. Pin contact with integrated conductor connection. 2. Capacitive measuring point covered with a shielding cap (touch proof) 3. Conductive layer insulated by Faraday shield structure 4. Bail restrain for fixing to the bushing. 5. Outer semi-conductive layer: UV- Ozone- & tracking resistant. 6. Stress grading adapter May 30, 2019 Slide 20 1 2 3 4 5 6 ABB MV Cable accessories Pre-molded screened separable cable connectors CSE-B 12-42kV 630A Interface C Connector for XLPE-insulated 1- or 3- core cables with Al- or Cuconductors, 12-42 kV, Std IEC 60502-4. ▪ Fits standard bushings - outer cone type C, EN 50181. ▪ Pre-molded connector body made by 3 layers EPDM ▪ Supplied with bolt type cable lug and connector ▪ Stress grading adapter ▪ Conductor size: 25-630 mm2 ▪ Surge arrester available ▪ Earthing kit need to be ordered separately May 30, 2019 Include cold shrink crutch seal, hose, earthing line, constant force spring, filling mastic and other accessories Slide 21 ABB MV Cable accessories Pre-molded screened separable cable connectors CSE-B 12-42kV 630A Interface C 1. Insulating plug 2. Bolt 3. Cable lug (cramp or screw) 4. Inner conductive layer 5. Insulating layer 6. Outer conductive layer 7. Adapter 8. Earth connection 9. Cables May 30, 2019 Slide 22 ABB MV Cable accessories CSE-B 12-24kV 630A Interface C ▪ Front connector May 30, 2019 Rear connector Slide 23 ▪ Front + Rear connector ▪ Front connector + SA Surge arrester ABB MV Cable accessories CSE-B 36-42kV 630A Interface C ▪ ▪ Front connector ▪ Front surge arrester May 30, 2019 ▪ Slide 24 Rear connector Rear surge arrester ABB MV Cable accessories GIS plug-in termination TP-A 36-42kV (2#, 3# inner cone) Connector for XLPE-insulated 1- or 3- core cables with Cu- conductors, 36-42 kV, Std IEC 60502-4. ▪ Fits standard bushings – 2#, 3# inner cone, EN 50181. ▪ Spring contactor ensure reliable electrical connection ▪ Inclined screw fix contactor on cable tightly. ▪ Nylon liner keep high surface pressure for stress cone ▪ One piece tail tube for easy installation ▪ Conductor size: 35-630 mm2 for 3# 50-185 mm2 for 2# May 30, 2019 Slide 25 ▪ 3# ▪ 2# ABB MV Cable accessories GIS plug-in termination TP-A423 for 3# inner cone bushing TP-A422 for 2# inner cone bushing 1. Spring contact 2. Bolt 3. Silicone rubber stress cone 4. Liner 5. Tail tube May 30, 2019 Slide 26 1. Band contact 1 2. Silicone rubber stress cone 2 3. Liner 3 4 4. Tail tube