# subiapower.com


## Posts

- [Compact Substations for Renewable Energy Connections: What to Define Before RFQ](https://subiapower.com/compact-substations-renewable-energy-connections-rfq/): The project information to define before selecting a compact substation for solar and distributed-energy grid connections.
- [Ring Main Unit vs. Medium-Voltage Switchgear: A Project Selection Guide](https://subiapower.com/ring-main-unit-vs-medium-voltage-switchgear-selection-guide/): Compare RMU and medium-voltage switchgear by network arrangement, functional scope, installation and operating requirements.
- [How to Select a Distribution Transformer for an Industrial Project](https://subiapower.com/select-distribution-transformer-industrial-project/): A practical checklist for defining load, installation conditions and switchgear interfaces before requesting a distribution transformer.

## Pages

- [Surge Arrester](https://subiapower.com/high-voltage-apparatus/surge-arrester/)
- [High Voltage Instrument Transformer](https://subiapower.com/high-voltage-apparatus/high-voltage-instrument-transformer/): Home High Voltage Apparatus High Voltage Instrument Transformer High Voltage Instrument Transformer Current transformers and voltage transformers serve different secondary circuits. Compare the CT and VT paths by ratio, accuracy duty, burden and terminal arrangement before choosing a unit for a meter or relay. Compare CT and VT paths ↓ Current transformer · CTCurrent sensing↘Voltage […]
- [High Voltage Disconnector](https://subiapower.com/high-voltage-apparatus/high-voltage-disconnector/): Home High Voltage Apparatus High Voltage Disconnector High Voltage Disconnector GN19 indoor disconnectors and outdoor pole-mounted disconnectors serve different installation paths. Compare cabinet fit, pole support, operating access and earthing interfaces before specifying the isolation point. Compare isolation routes ↓ GN19 indoorCabinet isolation↘Outdoor pole-mountedLine isolation↘ High-voltage disconnectors Indoor GN19 and outdoor pole-mounted disconnectors Review GN19 […]
- [Outdoor Vacuum Circuit Breaker](https://subiapower.com/high-voltage-apparatus/outdoor-vacuum-circuit-breaker/): Home High Voltage Apparatus Outdoor Vacuum Circuit Breaker Outdoor Vacuum Circuit Breaker Compare ZW32-12, ZW32-24 and ZW7-40.5 outdoor breakers by rated voltage, fault-interruption duty and installation interface. Start with the feeder study and the pole or bay drawing. Compare breaker models ↓ ZW32-1212 kV · 630 A↘ ZW32-2424 kV · 630 / 1250 A↘ ZW7-40.540.5 […]
- [High Voltage Apparatus](https://subiapower.com/high-voltage-apparatus/): Home High Voltage Apparatus Products / High Voltage Apparatus High Voltage Apparatus Choose high-voltage apparatus by the electrical function required at the installation point: interrupt a circuit, establish an isolation point, provide a signal for metering or protection, or address an overvoltage risk. Each function requires its own equipment ratings, connections and operating arrangement. Send […]
- [Mini Distribution Cabinet](https://subiapower.com/high-low-voltage-distribution-equipment/mini-distribution-cabinet/)
- [New Energy Dedicated Distribution Cabinet](https://subiapower.com/high-low-voltage-distribution-equipment/new-energy-dedicated-distribution-cabinet/)
- [High & Low Voltage Distribution Cabinet](https://subiapower.com/high-low-voltage-distribution-equipment/high-low-voltage-distribution-cabinet/): Home High & Low Voltage Distribution Equipment High & Low Voltage Distribution Cabinet High & Low Voltage Distribution Cabinet KYN28A metal-clad switchgear, GGD distribution cabinets and GCS draw-out switchgear answer different circuit needs. Use the single-line diagram, feeder schedule and site conditions to define the cabinet arrangement and its ratings. Explore cabinet types ↓ Medium […]
- [High & Low Voltage Distribution Equipment](https://subiapower.com/high-low-voltage-distribution-equipment/): Home High & Low Voltage Distribution Equipment Products / High & Low Voltage Distribution Equipment High & Low Voltage Distribution Equipment Build the cabinet schedule from the circuit function, system voltage and installation space. Medium-voltage switching and low-voltage distribution need separate specifications; generation or storage interfaces and compact spaces add further design conditions. Send your […]
- [Intelligent Prefabricated Cabin](https://subiapower.com/substations-prefabricated-cabin/intelligent-prefabricated-cabin/)
- [Charging Pile Dedicated Substation](https://subiapower.com/substations-prefabricated-cabin/charging-pile-dedicated-substation/)
- [PV Step-up Substation](https://subiapower.com/substations-prefabricated-cabin/pv-step-up-substation/): Home Substations & Prefabricated Cabin PV Step-up Substation PV Step-up Substation The YBM photovoltaic step-up station connects inverter output to a collection network through a transformer and the specified switching and distribution equipment. Review the electrical interfaces and site layout before selecting the arrangement. Explore the YBM station ↘ YBM seriesProduct configuration↘Station designElectrical and site […]
- [Prefabricated Substation](https://subiapower.com/substations-prefabricated-cabin/prefabricated-substation/): Home Substations & Prefabricated Cabin Prefabricated Substation Prefabricated Substation YB and ZGS station arrangements bring medium-voltage switching, a transformer and low-voltage distribution into a project-defined package. Compare their equipment grouping and site interfaces before setting the final configuration. Explore station types ↓ YB seriesPrefabricated substation↘ZGS seriesCombined substation↘ Prefabricated substations YB and ZGS station series Compare […]
- [Substations & Prefabricated Cabin](https://subiapower.com/substations-prefabricated-cabin/): Home Substations & Prefabricated Cabin Products / Substations & Prefabricated Cabin Substations & Prefabricated Cabin Define the electrical assembly and the site boundary together. Distribution stations, PV step-up stations, charging-site supply and equipment cabins have different functions; the single-line diagram and equipment list show which transformer, switching, distribution and enclosure interfaces belong in the project. […]
- [Special Transformer](https://subiapower.com/transformers/special-transformer/)
- [New Energy Dedicated Transformer](https://subiapower.com/transformers/new-energy-dedicated-transformer/)
- [Power Transformer](https://subiapower.com/transformers/power-transformer/): Home Transformers Power Transformer Power Transformer Cast-resin dry-type and oil-immersed transformers for building distribution, industrial facilities and substations. Explore the product forms and installation details that shape selection. Explore transformers ↓ Dry-typeCast-resin transformers↘Oil-immersedDistribution and power transformers↘ Power transformers Power transformer range Explore dry-type and oil-immersed transformers for distribution and substation projects. Select a product to […]
- [Transformers](https://subiapower.com/transformers/): Home Transformers Products / Transformers Transformers Transformer selection starts with the required voltage conversion, connected load and installation conditions. Explore general power transformation, renewable-energy interfaces and unusual operating duties as separate briefs before specifying construction and ratings. Send your transformer brief ↗Explore the equipment ↓ Illustrative category artwork Product routes Match the transformer category to […]
- [Contact](https://subiapower.com/contact/): Contact SUBIA Discuss Your Power Equipment Project Share your equipment requirements, drawings or project brief. Contact SUBIA for power transformers, substations, switchgear and electrical components. Send Project Requirements ↓ Email Andy → Visit to a group manufacturing facility. Direct Contact Contact Andy Discuss equipment selection, drawings and project requirements. Wenzhou, Zhejiang, China Email Andy@subiapower.com Phone […]
- [Latest News](https://subiapower.com/latest-news/)
- [About](https://subiapower.com/about/): About SUBIA Power Distribution Equipment for Your Project Transformers, switchgear, ring main units and compact substations for utility, industrial and renewable-energy applications. Get to know SUBIA, our equipment range and project support. Explore Product Range → Explore Manufacturing ↓ Group manufacturing resourcesPower distribution equipment Based in Zhejiang.Focused on your project. SUBIA is based in Zhejiang, […]
- [Services](https://subiapower.com/services/): Your Favourite Home Caring Partner Aenean ornare sit amet lectus non tristique volutpat lectus scelerisque. Contact Us Aliquam faucibus odio nec commod Vivamus sed sollicitudin libero dignissim Sed a magna semper porta purus Vestibulum quis dapibus amet finibus Nam sit amet consectetur sapien ipsum Diam urna odio Phasellus finibus enim nulla quis ornare odio facilisis […]
- [Home](https://subiapower.com/): Power distribution equipment Transformers, switchgear and substations for reliable power distribution. Explore equipment options for utility, industrial and commercial distribution projects. Share your voltage, capacity, drawings or bill of materials for a focused RFQ. Transformers Switchgear RMUs Compact Substations Explore Product RangeSend Project Requirements Product Engineering Series /// Select component category Fig. 01 / Transformation […]

## Optional

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