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PHOTOWATT PW72HT-CB-XF Manual

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INSTALLATION MANUAL
OF BIFACIAL MODULES
For professional use only

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Summary of Contents for PHOTOWATT PW72HT-CB-XF

  • Page 1 INSTALLATION MANUAL OF BIFACIAL MODULES For professional use only...
  • Page 2 MOUNTING METHODS: BOLTING MOUNTING METHODS: CLAMPING SYMMETRICALLY TO THE MODULE AXIS MOUNTING METHODS (SINGLE-AXIS TRACKER) MAINTENANCE MODULE CLEANING GUIDELINES ANNEX A: GUIDANCE ON MODULE TEMPERATURE FOR SEVERAL LOCATIONS ANNEX B : COASTAL AREA ANTI-CORROSION INSTALLATION GUIDELINES D84-P06-01 GB R7 25/01/2023 www.photowatt.com...

  • Page 3: General Information

    This manual is only valid for the bifacial double glass module types PW72LHT- Prior to installation, remove all metallic jewelry to CB-XF, PW72HT-CB-XF, PW60HT-CB-XF, PW78LHT-CB- prevent accidental exposure to live circuits. XF, PW66MAX-CB-XF and PW60MAX-CB-XF.

  • Page 4: Mechanical / Electrical Specifications

    = 1-α x (25 - T) (°C) is the lowest expected ambient temperature at the system installation site α (%/ºC) is the voltage temperature coefficient of the se- lected module (refer to corresponding datasheet) D84-P06-01 GB R7 25/01/2023 www.photowatt.com...

  • Page 5: Unpacking And Storage

    XF and PW66MAX- CB-XF), one person must be present to prevent the unpacked modules from falling during the unpacking process. Please use an anti-tipping structure. Such structure can be built with the pallet’s own wooden frame according to the instructions: D84-P06-01 GB R7 25/01/2023 www.photowatt.com...

  • Page 6: Product Identification

    98th-percentile depending • on the different mounting method and worldwide loca- EDF ENR PWT bifacial double glass modules have tions. been certified as Type 29 according to UL 61730 and D84-P06-01 GB R7 25/01/2023 www.photowatt.com...

  • Page 7: Installation Requirements

    (see Table 1 for the correction coefficients that apply to open-circuit voltage). D84-P06-01 GB R7 25/01/2023 www.photowatt.com...

  • Page 8: Module Wiring

    + and - connector correspond to posi- tive and negative module terminals respectively. • For optimizing the power generation of the rear side of bifacial modules, obstacles between modules and the mounting ground should be avoided as much as possible. D84-P06-01 GB R7 25/01/2023 www.photowatt.com...
  • Page 9 Adjacent modules in the same row need to be rotated 180 degrees for proper installation. PW72HT-CB-XF PW60HT-CB-XF Portrait installation one row: PW72LHT-CB-XF PW72HT-CB-XF / PW60HT-CB-XF / PW72LHT-CB-XF Cable length per lead = 400 mm (+), PW78LHT-CB-XF 280 mm (-) PW60MAX-CB-XF PW78LHT-CB-XF Cable length per lead = 410 mm (+), 290 mm (-)
  • Page 10 Portrait installation two rows: PW60HT-CB-XF Cable length = 400 mm (+), 280 mm(-) &1400 mm jumper cable PW72HT-CB-XF / PW72LHT-CB-XF Cable length = 400 mm (+), 280 mm (-) & 1800 mm jumper cable PW78LHT-CB-XF Cable length = 410 mm (+), 290 mm (-) & 2000 mm jumper cable PW60MAX-CB-XF Cable length = 460 mm (+), 340 mm (-) &...
  • Page 11 • EDF ENR PWT does not provide grounding hardware. local regulations (i.e. NEC 690.8(D)). • The grounding method described below is recom- mended for EDF ENR PWT. D84-P06-01 GB R7 25/01/2023 www.photowatt.com...

  • Page 12: Mounting Instructions

    The loads described in this manual correspond to test and load. loads. For installations complying with UL 61730 and IEC 61215-2:2016, a safety factor of 1.5 should be applied for calculating the equivalent maximum au- thorized design loads. Project design loads depend on D84-P06-01 GB R7 25/01/2023 www.photowatt.com...
  • Page 13 In areas with heavy wind loads, additional mounting points should be used. The system designer and the in- staller are responsible for correctly calculating the load and ensuring that the support structure meets the re- quirements. D84-P06-01 GB R7 25/01/2023 www.photowatt.com...
  • Page 14 A method B method A method B method A method B Module Types PW72HT-CB-XF +5400Pa/- +3600Pa/- PW72LHT-CB-XF 2400Pa 2400Pa +5400Pa/- +3600Pa/- PW60HT-CB-XF 2400Pa 2400Pa +5400Pa/ +3600Pa/ PW78LHT-CB-XF -2400Pa -2400Pa PW66MAX-CB-XF...
  • Page 15 80 mm (3.15 in) when 2400 Pa < uplift load ≤ 4000 Pa is required b) 40 mm (1.57 in) when uplift load ≤ 2400 Pa is re- quired Ensure the clamp thickness is at least 3 mm (0.12 in) D84-P06-01 GB R7 25/01/2023 www.photowatt.com...
  • Page 16 6.2.1 CLAMP MOUNTING ON LONG SIDE OF FRAME AND RAILS PERPENDICULARLY TO THE LONG SIDE FRAME Max Mechanical Load (Pa) Module Types +3600/-2400 +5400/-2400 +5400/-3600 A Range (mm) PW60HT-CB-XF 270-380 PW72HT-CB-XF 410-490 PW72LHT-CB-XF PW78LHT-CB-XF 300-600 400-550 PW60MAX-CB-XF 400-500 (F43* & F46**Frames) PW66MAX-CB-XF 450-550 (F43* &...
  • Page 17 +2400/ <80 -2400 A1-A3: 400 PW72LHT-CB-XF B1-B3 : A1, A2, A3, 1155 +3000 / >80 -2800 B1, B2, B3, B4 A1-A3: 400 A1, A2, A3, +2800/ PW78LHT-CB-XF B1-B3 : >80 -2800 B1, B2, B3, B4 D84-P06-01 GB R7 25/01/2023 www.photowatt.com...
  • Page 18 The maximum deflection (triangle L shown in the below picture) is measured at the module corners under its own weight with a typical tracker mounting system. The maximum allowable deflection of the module is 25mm. D84-P06-01 GB R7 25/01/2023 www.photowatt.com...

  • Page 19: Maintenance

    . • The voltage and current present in an array during daylight hours are sufficient to cause a lethal electrical shock. D84-P06-01 GB R7 25/01/2023 www.photowatt.com...

  • Page 20: Operation Preparation

    • EDF ENR PWT recommends the following to be used: • Water with low mineral content • Near neutral pH water • The maximum water pressure recommended is 4 MPa (40 bar) D84-P06-01 GB R7 25/01/2023 www.photowatt.com...
  • Page 21 (not in-roof) this value can be surpassed for some locations. Figure B.1 – 98th-percentile temperature for an open-rack, or thermally unrestricted Figure B.2 – 98th-percentile temperature for a close-roof mounted D84-P06-01 GB R7 25/01/2023 www.photowatt.com...
  • Page 22 • Please consult the EDF ENR PWT technical support de- partment or your local representative for more informa- tion on installing « special anti-corrosion » modules. D84-P06-01 GB R7 25/01/2023 www.photowatt.com...
  • Page 23 Follow the supplier’s general requirements when painting the three coating layers. Apply the middle layer 24 hours Painting interval after painting layer 1. Paint the air side layer 6 hours later after painting the middle layer. D84-P06-01 GB R7 25/01/2023 www.photowatt.com...
  • Page 24 Use mounting components that contain the same met- als or metals with a similar electrochemical potential. The metal’s coating should also be taken into account. There may be a big difference between the electro- chemical potentials of two different coating materials. D84-P06-01 GB R7 25/01/2023 www.photowatt.com...
  • Page 25 D84-P06-01 GB R7 25/01/2023 www.photowatt.com...

This manual is also suitable for:

Pw60ht-cb-xfPw72lht-cb-xfPw78lht-cb-xfPw60max-cb-xfPw66max-cb-xf

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