Commercial

Three Phase Power Installations Kent

Three phase power supply installations for commercial and industrial properties across Kent, London and the South East.

Three-phase power is essential for many commercial and industrial operations, from heavy machinery and manufacturing to large HVAC systems and EV charging hubs. DCC Electrics designs and installs three-phase power systems across Kent and the South East.

We handle everything from supply upgrades and new three-phase installations to distribution design, circuit protection and ongoing maintenance.

Three-phase electricity delivers power more efficiently than single-phase for high-demand applications. Motors run smoother and more efficiently, large loads are balanced across three conductors, and the overall supply capacity is significantly higher. For businesses with heavy machinery, commercial kitchens, or multiple EV chargers, three-phase power is often essential.

Installing three-phase power requires coordination with your distribution network operator (DNO) for the supply upgrade, careful design of the distribution system, and proper protection selection. We manage the entire process, from initial feasibility assessment and DNO application through to installation, testing, and certification.

For properties with existing three-phase supplies, we design and install new three-phase distribution boards, machine circuits, and balanced loads. We ensure each phase carries a similar load to prevent inefficiency, overheating, and premature equipment failure.

What We Offer

New three-phase supply installations

Three-phase distribution board design

Machine and motor circuit installation

Phase balancing and load assessment

UPS and generator integration

Full testing and certification

Need Three Phase Power Installations?

Get in touch for a free, no-obligation quote. We cover Gravesend, Dartford, Rochester, Chatham, Gillingham and beyond.

Call Now

01474 553200

Email

info@dccelectrics.co.uk

Areas We Cover

GravesendDartfordRochesterChathamGillinghamMaidstoneCanterburySevenoaksTonbridgeLondon

Local Expertise

Trusted Across Kent

Kent's industrial and commercial sectors increasingly need three-phase power for manufacturing, logistics, food production, and EV infrastructure. DCC Electrics has installed three-phase systems across Medway industrial estates, Ashford factories, Maidstone commercial kitchens, and Dartford EV charging hubs. We understand the DNO requirements for Kent postcodes, the typical supply configurations, and the load profiles of Kent businesses.

Our Process

How It Works

01

Feasibility & Supply Assessment

We assess your property's existing supply, check the DNO availability, and determine whether your building can accommodate a three-phase supply upgrade.

02

DNO Application & Design

We prepare and submit the DNO application, design the distribution system, and specify protection devices. We coordinate with the DNO throughout the approval process.

03

Installation & Distribution

Our team installs the new supply intake, three-phase distribution board, and machine circuits. We balance loads across phases and install proper isolators and protection for each circuit.

04

Testing & Certification

We test phase voltages, current balance, insulation resistance, and protection coordination. Full certification and as-built documentation are provided on completion.

Expert Knowledge

Types of Three Phase Power Installations

New Three-Phase Supply Upgrades

Converting from single-phase to three-phase requires DNO coordination and new supply equipment. We manage the entire upgrade, from application to final commissioning.

Three-Phase Distribution Boards

Robust distribution boards designed for three-phase supplies with proper phase separation, high fault ratings, and circuits rated for industrial machinery and large loads.

Motor & Machinery Circuits

Dedicated three-phase circuits for motors, pumps, compressors, and machine tools. Includes direct-on-line and star-delta starter configurations with appropriate overload protection.

Commercial Kitchen Three-Phase

High-capacity three-phase supplies for commercial ovens, extraction systems, and refrigeration banks. Proper phase balancing ensures efficient, reliable kitchen operation.

EV Charging Three-Phase

Three-phase power enables 22kW and rapid EV chargers for commercial fleets and workplace charging hubs. We design systems with load management to prevent supply overload.

UPS & Generator Integration

Three-phase uninterruptible power supplies and generator backup systems for critical operations. We design seamless switchover systems that protect sensitive equipment during outages.

The DCC Difference

Why Choose Us for Three Phase Power Installations?

Higher Power Capacity

Three-phase delivers significantly more power than single-phase, supporting heavy machinery, large HVAC systems, commercial kitchens, and EV charging hubs.

Efficient Motor Operation

Three-phase motors run smoother, cooler, and more efficiently than single-phase equivalents. Reduced vibration and heat extend motor life and lower maintenance costs.

Balanced Load Distribution

Proper phase balancing prevents overload on individual conductors, reduces losses, and improves the longevity of both supply equipment and connected machinery.

DNO Coordination Managed

We handle the entire DNO application and coordination process. Our experience with UK Power Networks ensures smoother approvals and fewer delays.

Future-Proof Infrastructure

Three-phase installations provide capacity for business growth, additional machinery, and technology upgrades without requiring further supply changes.

Full Testing & Compliance

Every three-phase installation is tested for voltage balance, insulation resistance, earth continuity, and protection coordination. Complete certification is provided.

Ready to Book Three Phase Power Installations?

Our NICEIC-registered electricians are ready to help. We offer free, no-obligation quotes and fast response times across Kent and the South East. Whether you need advice, a site survey, or immediate work, we are here to get it done safely and professionally.

FAQ

Common Questions

Got a question about this service? Find answers to the most common questions below, or get in touch with our team directly.

Still have questions?

Our team is happy to help with any queries about our services.

01474 553200

If you are unsure, we can check your existing supply and meter. Properties built before the 1970s or smaller commercial units may only have single-phase. We can advise on upgrade feasibility.

Client Feedback

What Our Clients Say

5.0on Google

"Pleased with the work done … friendly workmen … worked all the time they were here … firmly recommend."

GR

Gwen Rayiru

9 reviews · 6 months ago

Coverage

Service Areas

Based in Istead Rise, Kent, DCC Electrics provides commercial and domestic electrical services across Kent, London, Essex and the wider South East. Our mobile team can reach most locations within the region quickly.

Not sure if we cover your area?

Call us on 01474 553200 and we'll let you know.

Based in Istead Rise, Kent — covering Kent, London & the South East

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Commercial Electrician?

Whether you need an EICR, emergency lighting test, full rewire or ongoing maintenance contract — DCC Electrics is here to help.

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