HT Cooling Ltd
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"Because we care"

Industrial Electrical Services

Industrial installations fail differently from commercial ones. The environment is harsher, the loads are heavier, and the cost of unplanned downtime is measured in lost production rather than inconvenience. HT Cooling works on industrial sites across Surrey, Berkshire and London.

What makes an industrial installation different

Three-phase and motor loads

Machinery, compressors, pumps and fans behave differently from lighting and sockets. Starting currents, motor protection and how a motor fails are the things that matter, and getting protection wrong either nuisance-trips production or fails to protect the machine.

The environment attacks the installation

Dust, moisture, vibration, heat, chemicals and physical damage from vehicles and materials all shorten the life of an installation. Equipment that would last decades in an office does not last decades in a workshop, and inspection intervals should reflect that rather than being copied from an office schedule.

Downtime is the real cost

A repair that takes two hours can cost a day of production if it happens at the wrong moment. That changes the economics of maintenance: it is nearly always cheaper to find a developing fault during a planned shutdown than to discover it during a shift.

Planned shutdowns

Most substantial industrial electrical work happens during a shutdown, and the value is in the planning: knowing exactly what will be done, in what order, what spares are on site before it starts, and what the fallback is if something is found. We plan the work against your shutdown window rather than asking you to work around ours.

Finding problems before they stop the line

Heat is the early warning. A connection that is loosening, a cable that is overloaded or a component beginning to fail almost always runs hot before it fails, often for weeks. Inspection that looks for that during operation catches faults while they are still a scheduled repair rather than a breakdown.

The same applies to the records. A site that knows which circuit feeds which machine, and what condition each board is in, fixes faults in a fraction of the time of a site that does not. On older sites, establishing that is often the most valuable first job.

Power, capacity and adding plant

Industrial sites add equipment over years, and the installation grows with them, usually without anyone stepping back to look at the whole. Before new plant goes in it is worth knowing what the supply and distribution can actually take, where the spare capacity is, and whether load can be redistributed rather than the supply upgraded.

Common questions

Yes, and that is when most substantial work is best done. We plan it against your window, with spares on site before we start.

More often than an office, and how much more depends on the environment. Dust, moisture, vibration and heat all shorten the life of an installation, and intervals should reflect the conditions rather than a standard schedule.

Starting current on motor loads is often the cause, and it can be protection that is not matched to the machine or a developing fault in the motor. It needs testing rather than resetting.

Often, yes. A good deal of diagnostic work can be done while plant is running, and that is usually where developing faults are found.

It is common on older sites, and it is fixable. Establishing what feeds what is often the most useful first piece of work, because it shortens every future repair.

Yes. We install air conditioning, ventilation and heat pumps and carry out the electrical work for them, which avoids two trades waiting on each other.

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HT Cooling Ltd

Established air conditioning, refrigeration and HVAC contractors serving commercial, industrial and domestic clients across London and the Home Counties.

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Office: Bourne Holdings, Broadway Road, Lightwater, Surrey GU18 5SH

Registered in England and Wales. Company No. 13378090. VAT No. 382854660. Registered office: 7b Curley Hill Road, Lightwater, Surrey GU18 5YG.

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