S&P PWW Pump Hot Water Control, PWW-S or PWW-G
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Description
Description
S&P PWW Pump Hot Water Control, PWW-S or PWW-G: pump hot water control from S&P for hot water heater batteries, as PWW-S or PWW-G. Options under version: PWW-S and PWW-G.
The versions in detail
The versions in detail
PWW-S: S&P PWW-S is a pump hot water control unit from S&P with hydraulic unit and supply air temperature control, ready for connection to hot water heating coils. S&P lists it in the main catalogue with the accessories of the MBW and IBW hot water heating coils. According to S&P, the LHCC control takes over the complete supply air temperature control with matching outdoor air, duct and contact sensors; room temperature control is not possible.
Technical data
Technical data
Data per version:
| Feature | PWW-S | PWW-G |
|---|---|---|
| Max. operating pressure | 6 bar | not specified |
| Max. operating temperature | 110 °C | not specified |
Note on variants
Note on variants
Select version and size. Not every combination is available.
| Version | Size | Item number | Connection coil side | Connection boiler side | Dimensions L / W / H |
|---|---|---|---|---|---|
| PWW-S | 1 | L012000005 | 1" female | 1 1/4" male | 400 / 254 / 179 mm |
| PWW-S | 2 | L012000007 | 1 1/4" female | 1 1/2" male | 400 / 254 / 179 mm |
| PWW-G | 1 | L012114309 | |||
| PWW-G | 2 | L012114310 |
Features
Features
- PWW-S: Thermally insulated
- PWW-S: Circulation pump
- PWW-S: Modulating mixer 0 to 10 V with 24 V actuator
- PWW-S: Flow and return temperature display
- PWW-S: Shut-off valves
- PWW-S: Flexible connections for the heating coil connection, screw fittings enclosed
- PWW-S: LHCC control with outdoor air, duct and contact sensors; frost protection or fault signal potential-free, max. 2 A
- PWW-S: As an accessory, S&P lists the PWW power supply unit 230 V AC to 24 V for connecting the 24 V valve (article number L012114308).
- PWW-S: According to S&P, a frost protection device must be provided to protect the water-carrying coil.
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