Type 9SU731:Standard liquids heaters,140 mm diameter, length 313mm, hairpin tubular heaters, 1”1/2 fittings
Type 9SU731
Diameter (mm) 140
Tank length (mm) 313
Mounting Vertical or horizontal
Tubular heaters Qty 3 or 6
Maximum power 9kw (3 x 2kW + 3 x 1 kW, 5W/cm²)
18kw (3 x 4kW + 3 x 2 kW 10W/cm²)

 

Diameter of the heaters: 10mm

Tubular heaters material: 316L (Incolloy 800 optional)

Quantity of tubular heaters: 3 or 6. The 6 heaters version allows two stages in three-phase connection.

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

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

Inlet connection: Male 1″1/2 BSPP cylindrical (1″1/4 optional)

Outlet diameter: Male 1″1/2 BSPP cylindrical (1″1/4 optional)

Centre line inlet outlet: 200 mm.

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

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

(kW)

9SU731C6R0Z22E00 C 10 10 6 230-400 3 x 4 + 3 x 2
9SU731C690Z22E00 C 5 10 6 230-400 3 x 2 + 3 x 1
9SU731D6R0Z22000 D 10 10 6 230-400 3 x 4 + 3 x 2
9SU731D690Z22000 D 5 10 6 230-400 3 x 2 + 3 x 1
9SU731E6R0Z22E00 E 10 10 6 230-400 3 x 4 + 3 x 2
9SU731E690Z22E00 E 5 10 6 230-400 3 x 2 + 3 x 1
9SU731F6R0Z22000 F 10 10 6 230-400 3 x 4 + 3 x 2
9SU731F690Z22000 F 5 10 6 230-400 3 x 2 + 3 x 1
9SU731G6R0Z22000 G 10 10 6 230-400 3 x 4 + 3 x 2
9SU731G690Z22000 G 5 10 6 230-400 3 x 2 + 3 x 1

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