Code no. 977.25.02.00
Dated 06/2018
- 5 -
3
T e c h n i c a l s p e c i f i c a t i o n s
3.1
General instructions
Designation/type
tubra
®
-PGS XL
Max. collector surface (flat plate collector)
116 m² (Low flow, 18 l/m²h)
70 m² (High flow, 30 l/m²h)
Nominal output at
Δ
T 12 K
35 kW
Recommended mode of operation
High flow (30 l/m²h)
Max. operating pressure
6 bar
Max. operating temperature
Supply
Return side
140 °C
120 °C
Medium
Water with max. 50 % propylene glycol
Connections
Solar side (top)
Tank side (bottom)
G1 IT
G1 IT
Flow meter
Volume flow sensor (optional)
5-35 l/min
2-40 l/min
Opening pressure for each gravity brake
20 mbar
Circulation pump,
Power draw
Wilo Stratos Para 15/1-9; 0-10V,
3.5
–
90 W
Optional Wilo Para 15/8 iPWM2,
3-76 W
Optional Grundfos Solar UPM3 15-75 PWM
Electrical connection (mains control unit)
230 V AC/ 50-60 Hz
Materials
Housing
CW617N (2.0402)
Connecting components
CW614N (2.0401)
Seals
EPDM/AFM 34
Insulation
EPP foam 0.038 W/mK
Содержание tubra-PGS XL
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