Type 9SU431: Standard liquids heaters, 88mm diameter, length 313mm, hairpin tubular heaters, 1”1/4 fittings
Type 9SU431
Diameter (mm) 80
Tank length (mm) 313
Mounting Vertical or horizontal
Tubular heaters Qty 3
Maximum power 3.75kW (3 x 1.25kW, 5W/cm²)
7.5kW (3 x 2.5kW, 10W/cm²)

 

Diameter of the heaters: 8mm

Tubular heaters material: 316L (Incolloy 800 optional)

Quantity of tubular heaters: 3

Body material: 304L stainless steel (316L optional)

Material fittings: 304L stainless steel (316L optional)

Inlet connection: Male 1″1/4 BSPP cylindrical (1″ optional)

Outlet diameter: Male 1″1/4 BSPP cylindrical (1″ optional)

Air vent thread: 3/8 BSPP (on models where it exists)

Thermowell (1): 304L stainless steel dia. 10×8.5 mm, length 260 mm for thermal cut-out (See thermal cut-out sub assembly models at end of this catalog). Copper thermowell is available on request.  This thermowell can also be used for a thermostat bulb or a temperature sensor.

Disc thermostat mounting bracket (2): 1 bracket for thermostat with extended cup (see thermostat models at the end of catalog).

Wall mounting brackets (3): 3 x 2 M5 feet, 170mm center line distance, for wall mounting on 3 different sides. M5 brackets that are not used for wall mountings can be used for grounding.

Accessories: see end of catalog

PDF

2D&3D Drawing

Standard products, 304L stainless steel tanks, hairpin 316L sheathed heaters, 1”1/4 fittings

References Style Surface load (W/cm²) Heating elements dia. Qty of heating elements Voltage Power

(kW)

9SU431A675G11000 A 10 8 3 230-400 3 x 2.5
9SU431A638G11000 A 5 8 3 230-400 3 x 1.25
9SU431B675G11E00 B 10 8 3 230-400 3 x 2.5
9SU431B638G11E00 B 5 8 3 230-400 3 x 1.25
9SU431C675G11E00 C 10 8 3 230-400 3 x 2.5
9SU431C638G11E00 C 5 8 3 230-400 3 x 1.25
9SU431E675G11E00 E 10 8 3 230-400 3 x 2.5
9SU431E638G11E00 E 5 8 3 230-400 3 x 1.25
9SU431F675G11000 F 10 8 3 230-400 3 x 2.5
9SU431F638G11000 F 5 8 3 230-400 3 x 1.25
9SU431G675G11000 G 10 8 3 230-400 3 x 2.5
9SU431G638G11000 G 5 8 3 230-400 3 x 1.25

Power values are the maximum possible power for a given surface load. It is possible to reduce the power by reducing the surface load.