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S2 Solar 3

TWIN LINE SOLAR PUMP UNIT WITH DEAERATOR

The unit with 1” (180 mm) solar circulating pump, fully assembled and tested, consists of:

Return
• Flowmeter with flow regulation with filling and draining valves.
• Synchronous solar high efficiency circulating pump with cables.
• Flanged 3-way ball valve with 10 mbar check valve (which can be excluded by rotating the handle by 45°) supplied with in-handle thermometer (blue ring, range 0°C-120°C).
• Safety unit 6 bar with ø50 mm 0-10 bar pressure gauge with 3/4” Male connection to the expansion vessel. End of drain side: 3/4” F.

Supply
• Flanged ball valve with 10 mbar check valve (which can be excluded by rotating the handle by 45°) supplied with in-handle thermometer (red ring, range 0°C-120°C).
• Deaerator made of brass provided with manual bleeder.
• Pipe with end connection.

Centre distance 125 mm. EPP insulation box (Dimensions: 277x425x150 mm).
A special back plate fixes the unit to the insulation box and allows a quick fitting to the wall or to the storage.
PN 10. Constant temperature 120°C; (short time temperature: 160°C for 20 s).
External connections: 22 mm compression, 3/4” Male or 1” Male.

FIELD OF USE
For power up to 50 kW

Code 22 mm: 322651AR-xx-(PST6/PST8/US75)
Code 3/4” Male: 303651AR-xx-(PST6/PST8/US75)
Code 1” Male: 304651AR-xx-(PST6/PST8/US75)

Available flowmeters:
06 = 1-6 l/min
12 = 2-12 l/min
28 = 8-28 l/min
38 = 8-38 l/min

Available circulating pumps:
Wilo Para ST 25/6 iPWM (PST6)
Wilo Para ST 25/8 iPWM (PST8)
Grundfos UPM3 Hybrid 25-70 (US75)

Code
Specifications
External connections
Circulator
Flow meters
322651AR-06-PST6 22 mm compression Wilo Para ST 25/6 iPWM 1-6 L/min
322651AR-12-PST6 22 mm compression Wilo Para ST 25/6 iPWM 2-12 L/min
322651AR-28-PST6 22 mm compression Wilo Para ST 25/6 iPWM 8-28 L/min
322651AR-38-PST6 22 mm compression Wilo Para ST 25/6 iPWM 8-38 L/min
322651AR-06-PST8 22 mm compression Wilo Para ST 25/8 iPWM 1-6 L/min
322651AR-12-PST8 22 mm compression Wilo Para ST 25/8 iPWM 2-12 L/min
322651AR-28-PST8 22 mm compression Wilo Para ST 25/8 iPWM 8-28 L/min
322651AR-38-PST8 22 mm compression Wilo Para ST 25/8 iPWM 8-38 L/min
322651AR-06-US75 22 mm compression Grundfos UPM3 Hybrid 25-70 1-6 L/min
322651AR-12-US75 22 mm compression Grundfos UPM3 Hybrid 25-70 2-12 L/min
322651AR-28-US75 22 mm compression Grundfos UPM3 Hybrid 25-70 8-28 L/min
322651AR-38-US75 22 mm compression Grundfos UPM3 Hybrid 25-70 8-38 L/min
303651AR-06-PST6 G 3/4" Male Wilo Para ST 25/6 iPWM 1-6 L/min
303651AR-12-PST6 G 3/4" Male Wilo Para ST 25/6 iPWM 2-12 L/min
303651AR-28-PST6 G 3/4" Male Wilo Para ST 25/6 iPWM 8-28 L/min
303651AR-38-PST6 G 3/4" Male Wilo Para ST 25/6 iPWM 8-38 L/min
303651AR-06-PST8 G 3/4" Male Wilo Para ST 25/8 iPWM 1-6 L/min
303651AR-12-PST8 G 3/4" Male Wilo Para ST 25/8 iPWM 2-12 L/min
303651AR-28-PST8 G 3/4" Male Wilo Para ST 25/8 iPWM 8-28 L/min
303651AR-38-PST8 G 3/4" Male Wilo Para ST 25/8 iPWM 8-38 L/min
303651AR-06-US75 G 3/4" Male Grundfos UPM3 Hybrid 25-70 1-6 L/min
303651AR-12-US75 G 3/4" Male Grundfos UPM3 Hybrid 25-70 2-12 L/min
303651AR-28-US75 G 3/4" Male Grundfos UPM3 Hybrid 25-70 8-28 L/min
303651AR-38-US75 G 3/4" Male Grundfos UPM3 Hybrid 25-70 8-38 L/min
304651AR-06-PST6 G 1" Male Wilo Para ST 25/6 iPWM 1-6 L/min
304651AR-12-PST6 G 1" Male Wilo Para ST 25/6 iPWM 2-12 L/min
304651AR-28-PST6 G 1" Male Wilo Para ST 25/6 iPWM 8-28 L/min
304651AR-38-PST6 G 1" Male Wilo Para ST 25/6 iPWM 8-38 L/min
304651AR-06-PST8 G 1" Male Wilo Para ST 25/8 iPWM 1-6 L/min
304651AR-12-PST8 G 1" Male Wilo Para ST 25/8 iPWM 2-12 L/min
304651AR-28-PST8 G 1" Male Wilo Para ST 25/8 iPWM 8-28 L/min
304651AR-38-PST8 G 1" Male Wilo Para ST 25/8 iPWM 8-38 L/min
304651AR-06-US75 G 1" Male Grundfos UPM3 Hybrid 25-70 1-6 L/min
304651AR-12-US75 G 1" Male Grundfos UPM3 Hybrid 25-70 2-12 L/min
304651AR-28-US75 G 1" Male Grundfos UPM3 Hybrid 25-70 8-28 L/min
304651AR-38-US75 G 1" Male Grundfos UPM3 Hybrid 25-70 8-38 L/min

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