Home / Heating equipment / 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
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.