Connecting the PV Array

Qualified person

Procedure:

  1. Disconnect the inverter from all voltage sources .
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  2. Remove the adhesive tape from the enclosure opening for connecting the PV modules to inputs A and B.
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  3. Depending on the number of strings available, insert 1 or 2 M32x1.5 cable glands with four-hole cable support sleeve into an enclosure opening for connecting the PV modules and tighten them from the inside with the counter nut.
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  4. Unscrew the union nut from each cable gland and run it over the DC cables. If all 3 PV inputs are occupied, run the cables for PVA and PVB together through a union nut and cable gland, and the cable for PVC through another union nut and cable gland.
  5. Remove the four-hole cable support sleeve from the cable gland.
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  6. Plug the DC cables into one enclosure opening in each of the four-hole cable support sleeves. In doing so, pierce the closed side of the enclosure opening.
  7. Strip the insulation of the DC cables by approx. 12 mm.
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  8. Push up the levers on the terminal blocks for connecting the PV modules.
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  9. Connect the DC cables to the terminal blocks for connecting the PV modules. To do this, insert the conductor and push down the lever.
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  10. Plug the terminal blocks onto the PVA, PVB and PVC slots.
  11. Firmly hand-tighten the swivel nuts of the cable glands.

    Also see:

    Connecting Signal Source to Digital Input GSI
    Connecting the power cable of the battery