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Related Manuals for STIEBEL ELTRON SOL 25 PLUS
Summary of Contents for STIEBEL ELTRON SOL 25 PLUS
- Page 1 OPERATINg ANd INSTALLATION INSTRUCTIONS FLAT PLATE SOLAR COLLECTOR ›› SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |...
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Page 2: Table Of Contents
Checklist for start-up of Solar Installations _______________________64 Maintenance and Care __________________________________________ 65 Troubleshooting _________________________________________________ 65 Glossary of Terms _______________________________________________ 67 APP. A Roof Mounting Detials __________________________________________ 71 APP. B Certification _____________________________________________________ 73 APP. C Contact ___________________________________________________________ 74 Warranty _________________________________________________________ 76 | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM... -
Page 3: Safety Instructions
Canada, please call USA 413-247-3380 and we will refer you to a SAFETY VALVE. THE SAFETY VALVE IS ACTUATED AT 87 PSI PRESSURE. qualified Stiebel Eltron service representative in your area. NEVER SET THE SOLAR LOOP PRESSURE GREATER THAN POTABLE (DOMESTIC) WATER SUPPLY PRESSURE. -
Page 4: Assembly Instructions For The Professional
3.1 Equipment Description WARNING: NEITHER DROP THE COLLECTOR NOR ANYTHING ONTO THE COLLECTOR. The SOL 25 Plus flat-plate collector converts sunlight (radiation) into heat. Light penetrates the glass cover, which is NEVER STEP ONTO OR STAND ON THE COLLECTOR. pre-stressed, highly transparent single pane safety glass. As the light strikes the absorber plate, it is converted into heat. -
Page 5: Technical Data & Specifications
(stainless steel) with union nut (brass) G ¾¨ Thermal power generated (per collector)* 0 to 6830 BTU/hr 0 to 2000 Conversion factor h 0.781 Heat loss value a 0.500 BTU/(hr•ft²•°F) 2.838 W/(m²•K²) Heat loss value a 0.0027 BTU/(hr•ft²•°F) 0.0154 W/(m²•K²) WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |... -
Page 6: Installation Instructions
Frame Connector kit for SOL 25 Plus. Connects two collector frames together. (2) S113 frame connectors SFC001 (8) sets M10-20 bolts and nuts Flush mounting kit for vertical installation on a roof or a wall for SOL 25 Plus Collector. (2) S101 collector rails (vertical) SFM001 (4) S102 L-brackets (8) sets M10-20 nuts and bolts Flush mounting kit for horizontal installation on a roof or a wall for SOL 25 Plus Collector. - Page 7 Table 4.1.2 shows the mounting accessories available for several common arrangements of SOL 25 PLUS collectors. Item Parts No. SE Flowstar Pump Station kit, including: circulator, expansion tank, pressure relief valve, 2 boiler 221339 drains, temperature/pressure gauge, flowmeter, check valve, return line thermometer, air vent SOM 6 SI differential temperature controller for one control function and 3 sensor inputs;...
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Page 8: Planning And Installation
4.2 Planning and Installation System Schematic A schematic diagram of components and pipe arrangements for a typical Stiebel Eltron SOLKIT system is shown in Figure 1. Figure 1: SOLkIT System Schematic Diagram | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM... - Page 9 All hot water (and final 5 feet of cold water) piping requires insulation of at least R-2.6. All exterior piping also requires UV and moisture protection. Insulation must be resistant to temperatures up to 356°F. WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |...
- Page 10 Installation Example A general system schematic diagram of components and pipe arrangements for a typical Stiebel Eltron SOLKIT domestic hot water (DHW) heating system with both solar heating and alternative afterheating (or reheating) with a boiler is shown in Figure 3.
- Page 11 Figure 3: Collector Temperature Sensor Well WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |...
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Page 12: Mounting Systems
60° from horizontal, thus maximizing wintertime solar gain. Stiebel Eltron furnishes mounting kits for each of the above arrangements and for each SOLKIT system. Table 5.1, below, gives details of the kits and their components: Table 5.1 Mounting Hardware kits For SOLkIT Systems... -
Page 13: Installation Of 45° Mounts On Roofs, Walls, Or Ground
See Figure 7. other exposed surfaces that can exceed 140°F should be labeled with appropriate burn hazard warnings. 30° mounting is not recommended for wall mounting without additional supporting structures. WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |... - Page 14 Figure 6: 45-degree Vertical Mounting kit (p/n 185543). Figure 8: Assembled triangle trusses with cross-braces. 3. Bolt the resulting truss(es) to the upper and lower profile (frame) rails. 4. If installing one collector, the triangle trusses must be set up at | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM...
- Page 15 50°. For latitudes significantly higher than 50°, multiple rows of collectors may not be practical due to low sun altitude angles. Profile rails Figure 11: SFC001 Frame Connector (Splice) kit. WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |...
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Page 16: 45° Mounting On A Wall
3. Maintain the spacing between connection these hazards. points (as specified by the manufacturer). 3. Ground mounting often requires longer 4. Low elevation mounting configurations outside piping runs, so proper insulation may be prone to damage from falling | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM... -
Page 17: 45° Mounting On A Pitched Roof
5.1.5 Detailed Assembly Instructions for 45° Mounting kit Step 01: Major components for assembly of the Stiebel Eltron 45° mounting kit (single panel vertical version displayed). Step 02: Align the mounting system components upside down as shown. The longer cutout surface (approx. - Page 18 2’ from each side of the profile rail and are therefore approximately 4 feet from each other. | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM...
- Page 19 Remember to double check that the longer cutout surface (approx. 1”) is facing toward the center of the rectangle and is parallel to the ground. Step 08: : Prepare to assemble the bottom left corner. WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |...
- Page 20 Step 10: Position the diagonal support such that the M10 bolt protrudes through the hole furthest from the end. Step 11: Install M10 nut. Repeat the last 4 steps for the bottom right corner. | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM...
- Page 21 To check, line them up as shown. This is the correct orientation. NOTE: This is the incorrect orientation. WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |...
- Page 22 Step 13: Prepare to assemble one of the 90° joints. Step 14: Align the holes of the two supports and insert one of the 3/8”-16 x 3” bolts. Step 15: Install one of the 3/8”-16 nuts. | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM...
- Page 23 Remember that the bottom is the end in which the diagonal support is attached to the profile rail using the hole furthest from the end (vertical kit only). Step 17: Repeat this process for the top of the rectangle. WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |...
- Page 24 Step 18: Resulting assembly. Step 19: Repeat these processes for the other half of the rectangle. | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM...
- Page 25 Step 20: Rotate the assembly so that it is resting on the base. Step 21: Align the cross braces and fasteners as shown and loosely attach the 2 cross braces. WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |...
- Page 26 Step 23: Loosely attach the ‘X’ to the same slot on the other vertical support (base support if performing a wall mount). | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM...
- Page 27 Step 24: Attach the bottom of the ‘X’ to the requisite lower slots and tighten all nuts and bolts. The unit is now assembled and ready for mounting. WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |...
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Page 28: Installation Of 30/60° Mounts On Roofs, Walls, Or Ground
Two 15mm wrenches and/or sockets for M10 nuts. Two 7/16” wrenches/sockets for 7/16” and 1/4” nuts/bolts. Two 9/16” wrenches/sockets for 3/8” nuts/bolts. One 2” adjustable wrench for collector fittings. Stiebel Eltron provides a 30/60° fixed mounting kit (p/n SE60) for | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM... - Page 29 (six M6 bolts per horizontal support). 4. If installing one collector, the triangle trusses must be set up at intervals of ≤ 82 in. (210 cm) for horizontal installation or ≤ 43 in. (110 cm) for vertical installation. WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |...
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Page 30: 30/60° Mounting On A Wall
Installers should consult with a structural engineer. Profile rails Procedures described above for mounting Figure 20: SFC001 Frame Connector (Splice) kit. | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM... -
Page 31: 30/60° Mounting On The Ground
2. Ground mounting configurations may be prone to damage from falling ice or nearby vehicles or other hazards. Appropriate precautions should be taken to mitigate these hazards. Figure 23: Typical wall-mount installation of a 60° collector array. WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |... -
Page 32: 30/60° Mounting On A Pitched Roof
42.5° 72.5° not recommended 12-in-12 45.0° 75.0° not recommended 5.2.5 Detailed Assembly Instructions for 60° Mounting kit Step 01: Major components for assembly of the Stiebel Eltron 30/60° mounting kit (single panel vertical version displayed). | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM... - Page 33 2’ from each side of the profile rail and are therefore approximately 4 feet from each other. WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |...
- Page 34 4 steps for the top right corner of the rectangle. Step 07: Align the profile rail in the same manner as the top (The longer cutout surface should be facing toward the center of the rectangle and be parallel to the ground). | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM...
- Page 35 Step 09: Slide one of the M10 bolts into the slot of the profile rail as shown. Step 10: Insert the threads of the M10 bolt through the hole in the support rail. WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |...
- Page 36 60° mounting system. Step 13: Align the base support and the riser support in the manner shown. Note that the end of the riser which is attached in this step is the end without the cutout. | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM...
- Page 37 3/8”–16 x 3” bolts and a 3/8” serrated flange nut. Note that the top is the part in which the diagonal support does not protrude past the edge of the profile rail. WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |...
- Page 38 Repeat these steps for the remaining right angle assembly. Step 19: Rotate the assembly so that it is resting on the base. | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM...
- Page 39 ¼” nut, bolts and washer. The assembly is now ready to be installed at the installation site. WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |...
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Page 40: Flush Mounting On A Pitched Roof
Figure 24 shows the SFM001 kit and Figure 25 shows profile rails to the support rails (S101) with the included fasteners, the SFM001H kit. Stiebel Eltron flush mount kits are generally not then bolt the assembly to the L-brackets. - Page 41 2’ from each side of the profile rail and are therefore approximately 4 feet from each other. WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |...
- Page 42 4 steps for the top right corner of the rectangle. Step 07: Align the profile rail in the same manner as the top (The longer cutout surface should be facing toward the center of the rectangle and be parallel to the ground). | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM...
- Page 43 Step 09: Slide one of the M10 bolts into the slot of the profile rail as shown. Step 10: Insert the threads of the M10 bolt through the hole in the support rail. WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |...
- Page 44 Step 13: Prepare to install the lower right hand ‘L’ bracket. The vertical portion should contain the hole which is closest to the edge of the bracket. | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM...
- Page 45 Step 14: Slide one of the M10 bolts into the slot of the profile rail as shown. Step 15: Insert the threads of the M10 bolt through the hole in the vertical portion of the ‘L’ bracket. WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |...
- Page 46 Step 16: Install M10 nut. Repeat the preceding 3 steps for the remaining 3 ‘L’ brackets. Step 17: Finished product, top view. | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM...
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Page 47: Tilt Mounting On A Pitched Roof
2. Ensure that two bolts are inserted into the channel of the upper Stiebel Eltron provides tilting frame mounting kits for both vertical and lower profile rails, before the upper and lower riser struts are and horizontal collector layouts, part numbers SFT004 and SFT004H, bolted to the profile rails. -
Page 48: Detailed Assembly Instructions For Tilt Mounting Kit
This is the surface on which the back of the collector will rest. The end of the support rail with the hole closer to the edge is the top side of the rail. | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM... - Page 49 Step 05: Slide the threads of the bolt through the hole of the ‘L’ bracket. Note that the hole which is closer to the edge is installed on the vertical side of said bracket. WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |...
- Page 50 2’ from each side of the profile rail and are therefore approximately 4 feet from each other. Step 08: Displayed is the completed rectangle (top view). | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM...
- Page 51 Step 13: Slide 2 of the ¼” bolts though the slots of one component and the holes of the other. Step 14: Install two ¼” nuts and washers. Repeat this procedure for the remaining two riser struts. WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |...
- Page 52 Step 16: Install an M10 x 30 bolt through the holes one of the ‘L’ brackets and one of the riser assemblies. Step 17: Install an M10 serrated flange nut. Repeat this procedure for the other side. | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM...
- Page 53 Step 18: Assembly thus far including ‘L’ brackets to be installed during the subsequent steps. Step 19: Prepare to install the bottom right rear ‘L’ bracket. Step 20: Prepare to install the bottom right rear ‘L’ bracket. WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |...
- Page 54 Step 22: Align the bottom front ‘L’ brackets as shown. Step 23: Prepare to install the front left ‘L’ bracket. Note that the side of the ‘L’ bracket with the hole closer to the edge is aligned parallel to the support rails. | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM...
- Page 55 Note that the side of the ‘L’ bracket with the hole closer to the edge is aligned parallel to the support rails. Step 26: Install an M10 x 30 bolt and an M10 serrated flange nut. WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |...
- Page 56 Step 28a: Measure the angle of the assembly to make sure that it is at the required angle. If it is not, then it is necessary to adjust the riser struts. The illustrated assembly is adjusted to 30°. | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM...
- Page 57 Step 29: Front view. Step 30: Install one of the cross braces using two ¼” nuts, bolts and washers. WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |...
- Page 58 Step 31: Loosely attach the two cross braces together using ¼” fasteners. The small part of the ‘L’ shapes should be facing away from each other. Step 32: Align and attach the two ends of this cross brace to the risers. | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM...
- Page 59 Step 33: Stiebel Eltron tilt mounting system. WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |...
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Page 60: Lightning Protection And Bonding
On each collector, drill two 3/16" diameter holes in the hatched area and make the connection to the lightning protection equipment with two 1/4" diameter stainless steel sheet metal screws. Figure 29: Attachment of bonding wire for lightning protection. | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM... -
Page 61: Setting Up And Interconnecting The Collectors
7/8” UFT, 3/4” G (European), or 3/4” BSPP thread. See Figure 31. Installation of the compensator tube is followed by placement of thermal insulation (supplied by the customer). WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |... -
Page 62: Commissioning The System
80 psi. Repair any such gross leaks. | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM... -
Page 63: Final Charging And Venting The System
5. Tighten the anti-steaming valve fully and then back off 1/4- turn. 6. Close the bottom fill & drain valve after completing this ventilation step, but before shutting off the pump. 7. Keep the circulator pump running and then close the top fill & WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |... -
Page 64: Checklist For Start-Up Of Solar Installations
Water Circuit Has the solar storage system (tank) been installed to the domestic water pipes according to Stiebel Eltron instructions and all local regulations? Has the temperature sensor in the solar storage system (tank) been mounted and electrically connected to the controller according to Stiebel... -
Page 65: Maintenance And Care
• Make sure sensor has been mounted on the (hot) outlet (not inlet) pipe of the collector. • Check the sensor position, installation and resistance curves; the collector sensor must be securely and fully inserted into the sensor well. WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |... - Page 66 System pressure too low. The pump draws in air via the air vent valve. The pump rate is set too high. Change to a lower pump rate and check the flow rate at the flow meter with balancing valve. | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM...
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Page 67: Glossary Of Terms
(heat transfer media). without placing undue stress on collector fittings. It is very important to avoid repeated stress cycles upon fittings, as leaks may WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |... - Page 68 Flowstar: brand of pump station used in Stiebel Eltron SOLKIT solar lightning protection: equipment and measures used to ensure that systems. The contain a circulator (pump), expansion tank, pressure...
- Page 69 An external sensor well is integrated profile (frame) rails: extruded aluminum members that form the with pipe fittings to attach to the Stiebel Eltron SOL 25 PLUS solar frame in which to hold collectors and that provide slots for bolt collector.
- Page 70 (nipples) typically point upward. wind loads: forces generated by winds impinging upon solar collectors and related components. | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM...
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Page 71: App. A Roof Mounting Detials
(sheathing) and the spanner block. Apply liberal amounts of silicone sealant to the bolt hole and underneath the mounting block to prevent leaks. It is extremely important to use galvanically-compatible fasteners. Stiebel Eltron mounting hardware (L-brackets, frames, etc.) are made of aluminum; therefore, stainless steel fasteners are strongly recommended to provide the required strength and protection from corrosion in harsh rooftop environments. - Page 72 NOTE: Installers must ensure that no deterioration (e.g., rot or water damage) has occurred to the underlying members; if the roof structure is compromised by deterioration or cracking, it will be necessary to repair it before mounting the solar equipment. | SOL 25 PLUS WWW.STIEBEL-ELTRON-USA.COM...
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Page 73: App. B Certification
APPENdIx B CERTIFICATION WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |... -
Page 74: App. C Contact
E-Mail: info@stiebel-eltron.com E-Mail: info@stiebel-eltron.at Internet: www.stiebel-eltron.com Internet: www.stiebel-eltron.at Great Britain Czech Republic Stiebel Eltron Ltd. Stiebel Eltron spol. s r.o. Lyveden Road K Hájum 946 Brackmills GB-Northampton NN4 7ED CZ-15500 Praha 5-Stodulky Tel: 016 04-766421 Tel: 02-5111 / 6111 Fax: 016 04-765283 Fax: 02-355 12122 E-Mail: info@stiebel-eltron.co.uk... - Page 75 SE-641 22 Katrineholm Tel: 0150-487900 Fax: 0150-487901 E-Mail: info@stiebel-eltron.se Internet: www.stiebel-eltron.se Thailand Stiebel Eltron Ltd. 469 Building 77, Bond Street Tambon Bangpood Ampur Pakkred Nonthaburi 11120 Tel: 02-960 1602-4 Fax: 02-960 1605 E-Mail: stiebel@loxinfo.co.th Internet: www.stiebeleltronasia.com WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |...
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Page 76: Warranty
13. WARRANTY WARRANTY Stiebel eltroN warraNtS to the origiNal owNer that the Sol 25 PluS - Flat Plate Solar ColleCtor will be Free FroM DeFeCtS in WorKmanship and materials for a period of ten (10) years from the date of purchase. - Page 77 WWW.STIEBEL-ELTRON-USA.COM SOL 25 PLUS |...
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