Aalborg EH-W

The Alfa Laval Aalborg EH-W is a flow-through electric heater, ideal for heating technical treated water. It is also available in a design applicable for bilge water, or as an outflow suction heater or tank-mounted immersion heater. Its heat load capacities range from 15 to 486 kW, with design conditions up to 10 bar(g) and 95°C. The standard Aalborg EH-W heater design is approved by all major marine classification societies and is CE/PED approved.

Aalborg EH-W 630x360

Versatile electric water heater

  • Efficiently heat water or other non-viscous fluids in marine and industrial applications
  • Adapt the heater design to your application using the wide range of customization options
  • Install horizontally or vertically to fit the available space

The Aalborg EH is primarily used as a water heater on marine vessels. It has a flexible shell-and-tube design and is well suited for applications where electric power is the cheapest or only available power source. 

Technical specifications 

Type 

  • Electric flow-through, outflow or immersion heater with stainless steel elements 

Application 

  • Heating of water and non-viscous fluids 

Capacity 

  • Heat load: 15–486 kW 
  • Surface load (nominal): 10 W/cm2 
  • Input power: 380–690 V AC/DC 
  • Heating elements manufactured to suit customer-specific power source 

Materials 

  • Carbon steel with stainless steel elements (other materials on request) 

Design conditions

  • Pressure: 10 bar(g) 
  • Temperature: 95°C 

Installation 

  • Horizontal or vertical 

Size 

  • Shell: Ø150–400 mm 
  • Heating element length: 1000–1200 mm (other lengths on request) 
  • Overall length: 1300–2000 mm 
  • Flanges: JIS 16K or EN1092-1 

Equipment 

  • Two half-inch sockets on shell for mounting of safety valve and drain valve 
  • Safety thermostat  
  • Working thermostat with step or PLC control 
  • Sensor pocket at the outlet for the working thermostat 
  • Accessories (optional): 
  • Safety valve 
  • Drain valve 
  • Pressure gauge 
  • Thermometer 
  • Pt100 sensor 
  • Electronic or mechanical thermostat 

Approvals 

  • ABS 
  • BV 
  • CCS 
  • DNV 
  • KR 
  • LRS  
  • NKK 
  • RINA 
  • PED 

Delivery 

  • Within 7 weeks from receipt of order for all types 
  • Emergency deliveries within a few days for standard types 

Warranty 

  • Operating warranty: 12 months 
  • Maximum warranty: 18 months from time of delivery 

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24/7 Service & Support

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알파라발 마린 서비스 연락처 

+46 4636 7700
marine.service@alfalaval.com