RFA-DS models. With threaded cap in stainless steel AISI 316L 2″1/2 Gas

Range ‘ RFA ‘ tubular immersion heaters, is suitable for installation in tanks Process, the bathrooms Safety, them containers of motor oil, pressure vessels and similar equipment, are located in hazardous areas classified as Zone 1 and Zone 2 where the flammable atmosphere is group IIA, IIB o IIC. Suitable for heating liquids or gases are non-corrosive to the materials of the heater.

Main Features

• Certificate ATEX Ex II 2 G/D EEx’d’ IIC T3 a T6 , to EN 50014 and EN 50018
• aluminum junction box IP67 protected against moisture
• Sensor Built temperature
• Valid for Ambient temperature up to -40 °C
• Coupling by heating Plug 2″ – 2″¼ – 2″½
• Design for horizontal installation only. Vertical installation available on request.
• Junction Box: Aluminium box with a maximum of 2 tickets for cables, making Land and internal and external screw cap. ATEX II 2 G/D EEx’d’ IIC T4 to T6 with option of T3 to T6 when the junction box is separated from the stopper coupling (tipo RFA/SO). Degree IP67 protection against moisture.
• heating elements: Up to three tubular elements, resistance wire of Alloy The NiCr 80/20, Magnesium Oxide and compacted Funda tubular Copper, Steel, Monel, Inconel, Incoloy 800/825, stainless steel Titanio, soldiers to plug welded with input (brazing) welding without the contribution (TIG) depending on the application.
• Controles: The RFA default heaters incorporate overtemperature protection. Optionally you can add other devices such as thermostats temperature, termorresistencias the thermocouples.
• Coupling: Within the limits of design, you can specify the Thread and coupling the plug material.

Typical applications

• Warming of water or oil
• Tank cleaning and rinsing
• Equipment Process • System transfers heat
• Calderas
• Frost protection