Drawings · Rw Energy

RWK-25 Capacitor bank controller Installation drawing

Applied for medium voltage capacitor bank reactive power compensation systems in industrial power plants, substations and distribution rooms. Widely used for power factor correction, voltage stabilization and power loss reduction of distribution networks.

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Updated2026.09

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CAP-Switch ControllerInstallation drawing

Document description

This is an installation drawing for the RWK-25 Capacitor bank controller.

ROCKWILL RWK-25 Capacitor bank controller is an intelligent control unit designed for medium voltage capacitor bank compensation systems. The installation drawing defines the overall dimension, panel cutout size, mounting hole layout, cable entry arrangement and on-site installation assembly requirements of the controller. It adopts power factor and voltage composite control strategy, integrates real-time electrical measurement, capacitor bank switching control, overvoltage/undervoltage and overcurrent protection, event recording, local HMI setting and remote data transmission functions. The product complies with IEC 60255-1:2018, IEC 60255-26:2020 standards. Relevant documents include Type Test Certificate No. TT-2025-04196, Witness Test Report No. WT-2025-09129, Routine Factory Test Report No. FT-2025 series, Raw Material Mill Certificates, all issued by CNAS accredited independent test laboratory and available for tender submission, utility review and project site acceptance. With compact panel-mounted structure and IP54 front panel protection, it can work stably in indoor switchgear cabinets for reactive power compensation projects.

Frequently asked questions

What is the core function of the RWK-25 Capacitor bank controller?

The RWK-25 Capacitor bank controller adopts voltage and power factor composite control mode, which can automatically switch the capacitor bank groups according to real-time grid operating parameters, effectively compensate system reactive power, optimize power quality and stabilize distribution network voltage.

What international standards and certification does the RWK-25 Capacitor bank controller comply with?

The RWK-25 Capacitor bank controller is designed and tested in accordance with IEC 60255-1:2018 and IEC 60255-26:2020 standards. It is equipped with complete Type Test Certificate No. TT-2025-04196, Witness Test Report No. WT-2025-09129, factory test reports and material certificates to meet project review and acceptance requirements.

What protection functions does the RWK-25 Capacitor bank controller integrate?

The RWK-25 Capacitor bank controller integrates perfect protection functions including overvoltage protection, undervoltage protection and overcurrent protection. It can automatically lock switching actions and output alarm signals under abnormal working conditions to protect the safety of capacitor bank and power distribution equipment.

What communication protocols does the RWK-25 Capacitor bank controller support?

The RWK-25 Capacitor bank controller is equipped with standard RS485 and Ethernet communication interfaces, supporting Modbus, DNP3 and IEC 60870-5-104 protocols. It can upload real-time operating data, fault records and equipment status to the SCADA system for remote monitoring and management.

What standard installation specifications are required for the RWK-25 Capacitor bank controller?

According to the installation drawing, the RWK-25 Capacitor bank controller adopts standard cabinet panel mounting. Construction shall strictly follow the opening size and installation spacing, reserve heat dissipation space, standardize cable wiring, and complete reliable protective earthing to ensure long-term stable operation of the device.

RW Energy

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100-500 2013 China

Zhejiang Rockwell Energy Technology Co., Ltd. is an international enterprise specializing in the research, development and manufacturing of recloser controllers, power quality management, power monitoring systems and other high-end power equipment. In today's critical period of global energy transition and power system upgrading, the company has gathered a group of top talents in the fields of power engineering, automation control, software development, etc., who carry the enthusiasm and persistence for the power business, and are committed to overcoming the complex problems in the power system, and promoting the intelligent development of the power industry with innovative technology. Mission: To make global electricity smarter, more reliable and more efficient with innovative technology. Vision: To be the leader in global power intelligence.

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RW Energy

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RWK-25 Capacitor bank controller Installation drawing

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