Products

Cotenele company is a professional manufacturer for the core components of a medium voltage switchgear and ring main units. The KDV-12D/1250-25 series 11KV Ring Main Unit Circuit Breaker Isolator Switch manufactured by Contenele, have lots of features such as ease of installation, low maintenance requirements, extended service life, compact dimensions, cost-effectiveness, and high operational reliability. The main circuit meet the requirements of which short-time withstand current is 20kA for 4 seconds and 25kA for 3 seconds. The vacuum circuit breaker mechanical operations are up to 10,000 mechanical operations, and the disconnector integrated with the vacuum circuit breaker is rated for 3,000 mechanical operations.

Cotenele company is a supplier for the core components of medium-voltage RMU from China,our KDVM-12/1250-20 series 11KV RMU Electrical Circuit Breaker Disconnector Operating Mechanism are the core components within medium-voltage Ring Main Units (RMUs). These circuit breaker and disconector operating mechanisms support auto-reclosing, The combination of the circuit breaker operating menchanism and disconnector operating mechanism provide secure mechanical interlocking, ensuring high reliability and a substantial mechanical endurance exceeding 10,000 cycles. Both of these two operating mechanisms meet the national standards, including GB1984-2014 for high-voltage AC circuit breakers and GB/T1985-2023 for high-voltage AC disconnectors and earthing switches.

Cotenele is a professional manufacturer of components for gas-insulated Ring Main Units (RMUs) and environmentally friendly switchgear in modern medium-voltage distribution grid,our products rated voltage is from 12kV to 40.5kV. The KDV-12D/630-20-S series 11KV Ring Main Unit Vacuum Circuit Breaker Disconnector features for easy installation, minimal maintenance requirements, long service life, compact dimensions, and cost-effectiveness while ensuring safe and reliable operation. All of components which we manufactured fully complies with the national standard such as GB1984-2014 for high-voltage AC circuit breakers and GB/T1985-2023 for high-voltage AC disconnectors and earthing switches.

Cotenele is one of the core partners of State Grid Corporation of China,our products such as medium-voltage ring main units and environmentally friendly switchgears is widely popular in their medium voltage power distribution projects.The KDVM-12/630-20-S series 11KV Medium Voltage Circuit Breaker Isolator Mechanism manufactured by Cotenele is a matching equipment suitable for the closing and opening operations of circuit breakers in rechargeable medium-voltage ring main units.This product complies with the requirements of relevant standards and specifications such as GB1984-2014 "High Voltage AC Circuit Breakers" and GB/T1985-2023 "High Voltage AC Disconnectors and Grounding Switches".

Contenele is a core manufacturer for RMUs and their components in China.The KDK-12D/630-20 series 11KV Medium Voltage Ring Main Unit Load Switch is one of main products by our company.This load break switch is used in RMU such as medium-voltage gas-insulated switchgear and Environmentally-friendly switchgear.it complies with the national standard such as GB3804-2017 "3.6kV~40.5kV High Voltage AC Load Switches", GB16926-2009 "AC High Voltage Load Switches - One Fuse Combination Apparatus", and GB/T1985-2023 "High Voltage AC Isolation Switches and Grounding Switches".

The KDK-12D/800-20 series 11KV Load Break Switch For Medium Voltage Ring Main Unit are important products of Cotenele company,these load break switch complies with the requirements of relevant standards and specifications such as GB3804-2017 "3.6kV~40.5kV High Voltage AC Load Switches", GB16926-2009 "AC High Voltage Load Switches - One Fuse Combination Apparatus", and GB/T1985-2023 "High Voltage AC Isolation Switches and Grounding Switches". The main circuit's short-term withstand current should meet 20kA (4s) and 25kA (3s), and the mechanical life of the load switch should be 5000 times. The short-term withstand current of the grounding switch meets 20kA (4s), and the mechanical life is 3000 times.