High Capacity Electric Water Heaters

Electric Water Heater Manufacturer
Electric calorifiers are one of the easiest method of generating hot water for both domestic and industrial applications. Electric calorifiers are installed in hospitals, hotels, Sports Centres and General Residential Buildings.

Standards
ASME Code construction:- All tanks are constructed in accordance with ASME code section IV Stamped and labeled for 125 PSI (8.6 BAR) as Standard.

Precision also design electric calorifiers as per British Standard BS 853:1996, BS 5500:1997 or in accordance with Art 3.3 of the European Directive EEC/97/23 for pressure equipment.

Advantages

  • Efficiency is maintained throughout the range of load. Even at part load all energy is converted into heat.
  • Space requirements are minimum. Separate boiler fuel storage tanks are not required.
  • Installation is simplified.
  • The calorifier can be installed directly with the power supply.
  • Maintenance is kept to a minimum.
  • Electric calorifiers are clean.
  • Electric calorifiers are extremely quiet.

Copper Coat

Internally surfaces are first grit blasted and cleaned to a white metal finish and then, 100% pure solid copper is sprayed (by metallization process) uniformly in the tank. Once the tank surface is cooled, two coat of precision coat (polymerized coating) is applied to all internal surfaces above the copper coated tank. The tank are then forced cured at 95°C to form a glossy lining unaffected by thermal shock from 6°C to 100°C.Precision coat is approved by US department of agriculture and with NSF/61 certification for drinking water.

Copper lined vessel

It is uneconomical to manufacture pressure vessel with copper. To make it economical pressure vessels are manufactured in carbon steel, as per the required thickness and then lined with Copper sheets. Precision use 1.2 to 1.6 mm (above 5000 liter 1.6 mm) thick copper sheet which is tack welded to carbon steel shell and further pulled back by vacuum so that copper sheet is intact with a carbon steel shell. Anti vacuum valve is fitted with all copper lined shells as standard to prevent vacuum (partial /full) that occurs during drain or due to unusual operating conditions.

Standard – Shells

  • Steel SA516 Gr-70
  • Coating FDA approved Precision coat material
    .

Heating Element ( Howden UK)
Heaters can be designed to operate in 3-phase, 415 volts, 50 HZ / 60 HZ supply. Precision uses two types of commonly used heating elements namely replaceable element and removable core element.

Replaceable Type
The elements on this type of immersion heater can be changed only after draining contents in the water heater.

Removable Core Type
Failed elements can be changed without draining the calorifier or removing the immersion heater from the shell. This saves time in changing the defective elements and with less down time. By this we can save the heated water without draining it.

Materials
Heating elements are available in copper, incoloy or Incoloy 825 which are suitable for any water conditions.

 

 


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Electric Water Heater Manufacturer – Precision Storage Vessels

Precision Storage Vessels is a leading Electric Water Heater Manufacturer serving industries across the UK, India, and the UAE. Our electric calorifiers are engineered to provide efficient and reliable hot water solutions for both domestic and industrial applications. Installed in hospitals, hotels, sports centers, and residential buildings, our heaters are designed to operate seamlessly with minimal maintenance. We also manufacture durable Chilled Water Buffer Tanks that enhance chilled water system stability and energy efficiency.

Constructed in accordance with ASME Code Section IV, our heaters are stamped and labeled for 125 PSI (8.6 BAR) as standard. We also design electric calorifiers per British Standard BS 853:1996, BS 5500:1997, or in compliance with Article 3.3 of the European Directive EEC/97/23 for pressure equipment. This ensures that our products meet international standards for safety and performance.

Our heaters feature a copper-lined vessel constructed from carbon steel, with a 1.2 to 1.6 mm thick copper sheet welded to the shell. This design enhances thermal efficiency and durability. Additionally, we offer two types of heating elements: replaceable and removable core, both designed to operate in 3-phase, 415 volts, 50/60 Hz supply, ensuring flexibility and ease of maintenance.

FAQs About Electric Water Heater 

  1. What is an electric calorifier?
    An electric calorifier is a tank that uses electric heating elements to generate hot water for various applications, including domestic and industrial use.
  2. Why choose Precision Storage Vessels for electric water heaters?
    We offer high-quality, ASME-certified electric calorifiers designed for efficiency, durability, and minimal maintenance, tailored to meet international standards.
  3. What materials are used in your electric water heaters?
    Our heaters feature a copper-lined vessel constructed from carbon steel, with FDA-approved polymerized coating and heating elements made from copper or Incoloy 825, suitable for various water conditions.
  4. Can the heating elements be replaced?
    Yes, we offer replaceable and removable core heating elements, allowing for easy maintenance without draining the tank.
  5. Where are your electric water heaters available?
    Our electric calorifiers are available in the UK, India, and the UAE, serving a wide range of industries and applications.