Heating Equipment
Immersion Heaters
Type 9ST2 - Immersion heater with round enclosure, dia. 58 × 75mm. 1"1/4, 1"1/2, M45x2 fittings.

Type 9ST2 - Immersion heater with round enclosure, dia. 58 × 75mm. 1"1/4, 1"1/2, M45x2 fittings.

Heating Equipment
Immersion Heaters
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Main applications

Liquid heating, hot water circuits, containers and buffer tanks.

These immersion heaters are the smallest with connection box and 3 heating elements. They have been designed with a built-in connection block for easier wiring.

Their small size does not allow having a thermostat inside.

They exist in:

- 5 standard power levels: 1kW - 1,5kW - 2kW - 3kW - 4kW.

- 3 types of standard fittings: 1"1/4, 1"1/2 and M45x2.

- 2 types of surface load density: 5W/cm² and 10W/cm². See technical introduction to optimize the surface load.

Heater tube material: 3 heating elements dia. 8mm dia. AISI 304 or Incolloy 800 (AISI 316; AISI 321; Incolloy 825 onrequest).

Fitting material: Brass, not swiveling, brazed on tubes. (AISI 304 or AISI 316, TIG welded, or brazed, models are available on request). Supplied without gasket and without nut. See accessories below.

Thread: 1"1/4, 1"1/2 BSPP (ISO 228) and Metric thread M45x2.

Enclosure: dia. 58mm × 75mm, black PA66 fiber glass reinforced, with gasket. Opening by center M4 screw without access to end user.

Ingress protection class: IP54.

Cable gland: M20, PA66. Nickel-plated brass on request.

Thermowell: On request.

Heating element connections: Terminals with stainless steel screw, nut and stainless steel washer. Switching straps for single phase/ 3 phases.

Heating elements are connected on a built-in 5 ways connection block, for wires up to 2.5mm².

Support grid: 1 grid AISI 304 for lengths from 400 to 600mm, 2 grids above.

Not heating immersed zone: 50mm.

Surface load: standard 5W/cm² or 10W/cm², other values on request.

Voltage: 220-240V single phase or three phases 380-400V (Star connection with neutral)

Variants on request:

- Only one or only 2 heating elements.

- M45x2 brass fitting.

Options: see last section of catalogue N°22

  • Nuts
  • Gaskets

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