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Summary of Contents for Gebwell G-Power 2/100
- Page 1 Installation and maintenance manual G-Power® small substations WWW.GEBWELL.COM...
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Page 2: Table Of Contents
District heating in general ..........................2 Gebwell G-Power® delivery contents ......................3 Gebwell G-Power® district heating substation ....................3 Installing the G-Power Easy district heating substation .................. 9 Things to note ..............................10 General terms of warranty ..........................11 G-Power district heating substation – dimensions and connections .............. 12... -
Page 3: District Heating In General
40 to 50% of the fuel’s energy can be utilised. Due to the efficiency of combined production, the environmental emissions remain approximately 30% lower than in the separate production of electricity and heat (source: Finnish Energy). Gebwell G-Power® substation installation manual... -
Page 4: Gebwell G-Power® Delivery Contents
G-Power district heating substation models: • 2-circuits: G-Power 2/100, 2/150 and 2/200: domestic hot water circuit and one heating circuit • 3-circuits: G-Power 3/100: domestic hot water circuit and two heating circuits... - Page 5 Pump P2 and / or P3 restarts when the temperature drops at the thermostat at about 6 ° C below the setpoint. In the underfloor heating network, the setpoint of the thermostat is 55 ° C G-Power 2/100, 2/150 and 2/200 G-Power 3/100 P2 and P3...
- Page 6 The pump must be stopped if there is no pressure in the network. Stopping the pump for the summer is not recommended. See also the attached circulation pump instruction manual. G-Power 2/100, 2/150 and 2/200 G-Power 3/100 P2 and P3...
- Page 7 “heating system minimum operating pressure” value specified in the table. In the winter, when the operating temperature of the heating system is at is highest, the pressure must not exceed the “heating system maximum operating pressure” value specified in the table. Gebwell G-Power® substation installation manual...
- Page 8 The temperature sensor is located on the surface of the pipe and produces the measurement values for the domestic hot water controller. G-Power 2/100, 2/150, 2/200 and 3/100 TE1A Cold water pipe Pipe to transfer the domestic cold water to the domestic hot water heat exchanger for heating.
- Page 9 The district heating input and return pressures can be seen on the pressure gauges. During usage, the pressure gauge shut-off valves must be kept closed; open the valves only when you want to check the district heating input or return pressure. Gebwell G-Power® substation installation manual...
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Page 10: Installing The G-Power Easy District Heating Substation
4. Installing the G-Power Easy district heating substation The district heating substation is to be installed in a single-family house technical room that has a floor drain. The minimum space requirements of the equipment and heat energy meter must be checked from the heating company. -
Page 11: Things To Note
Pressure equipment designed or manufactured in accordance with the sound engineering practice shall not bear the CE mark referred to in section 17 of the Act. G-Power substation is designed and manufactured in accordance with the sound engineering practice. Gebwell G-Power® substation installation manual... -
Page 12: General Terms Of Warranty
Affairs and Health, decisions 953/1994 and 74/1994 (e.g. water hardness, aggression, etc.). 4) Notification on errors The buyer is to inform Gebwell Ltd. about any errors within 14 days of the detection of the error, or of the date that the buyer should have noticed the error. -
Page 13: G-Power District Heating Substation - Dimensions And Connections
7. G-Power district heating substation – dimensions and connections G-Power 2/100 and G-Power 2/150 G-Power 3/100 TO DISTRICT HEAT NETWORK FROM DISTRICT HEAT NETWORK TO HEATING CIRCUIT 1 DOMESTIC HOT WATER FROM HEATING CIRCUIT 1 COLD WATER SUPPLY TO HEATING CIRCUIT 2... - Page 21 Page QUICK GUIDE - GRUNDFOS UPM3 PUMP SETTINGS Underfloor heating RECOMMENDATION SETTING INDICATION Lowest constant pressure curve or Constant Pressure Auto Adapt Radiator heating, one-pipe system RECOMMENDATION SETTING INDICATION Lowest relative pressure curve Radiator heating, two-pipe system RECOMMENDATION SETTING INDICATION Highest relative pressure curve or Relative pressure Auto Adapt...
- Page 22 Page Constant curves for fixed rotation speed RECOMMENDATION SETTING INDICATION We recommend you use heating system specific energy optimised pump functions. Please see instructions on page 1. TROUBLESHOOTING FAULT ALARM STATUS BLOCKED LOW VOLTAGE ELECTRICAL ERROR FAULT DISPLAY SOLUTION Pump does not function, no power. Check that: A the power plug is plugged in, Domestic water B the switch is turned on.
- Page 23 QUICK GUIDE - GRUNDFOS UPM3(K) DHW PUMP SETTINGS Select the pump settings according to the operating environment. Select constant curve 1, 2 or 3 as a control mode. OPERATING PANEL CONTROL MODE Constant curve 1 – PWM signal off Constant curve 2 – PWM signal off Constant curve 3 –...
- Page 24 Gebwell Oy vakuuttaa, että painelaitteen vaatimustenmukaisuus on arvioitu Suomen painelaitelain 1144/2016 ja direktiivin PED2014/68/EU; Moduulin A2 mukaisesti. Gebwell Ltd. assures that the pressure equipment meets the requirement of the directive PED2014/68/EU. The conformity assessment is carried out with procedure Module A2.
- Page 25 Gebwell Ltd. Business ID: 2008956-7 Patruunapolku 5, FI-79100 Leppävirta, FINLAND Tel. +358 20 1230 800 | info@gebwell.fi | www.gebwell.com...