NSP D6M B1A Installation Manual
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9 Ver. 0.2Clamping at Module Long Side FrameModule Series Module DimensionAcceptable Clamping Range Distance fromEdge to L/8Load ≤ 2400 Pa(L/4)Load ≤ 5400 Pa(L/8 ~ L/4)D6M_B1A D6P_B1A 1015 x 992 x 40 mm 254 mm 127 mm 127 mmD6M_B2A D6P_B2A 1330 x 992 x 40 mm 333 mm 166 mm 166 mmD6M_B3A D6P_B3A 1640 x 992 x 40 mm 410 mm 205 mm 205 mmD6M_B5A D6P_B5A 1490 x 992 x 40 mm 373 mm 186 mm 186 mmFig. 2.5Electrical InstallationGrounding- All module frames and mounting racks must be properly electrically grounded in accordance withrespective national electrical code and local authority.- A bolt, screw, or other parts used for bonding purposes within a module or panel shall not be intendedfor securing the complete device to the supporting surface or frame.- Electrically ground the frame of the module or array to avoid the hazards of electric shock and fire.- Bonding shall be by a positive means, such as clamping, riveting, bolted or screwed connectors,welding, soldering or brazing. If the bonding means depends upon screw threads, two or more screws,or two full threads of a single screw must engage the metal.- The array frame shall be grounded in accordance with NEC requirements for grounding solar electricalsystem.- The module frame must be properly electrically grounded.- The grounding wire must be properly fastened to the module frame to assure good electrical contacts.- Each long side frame has 3 grounding holes with 4 mm diameter and marked with a symbol “G” or“ ” adjacent to their location for ground contact. In addition, there is a grounding hole at each shortside frame in order to increase operation friendly. The location of grounding holes are shown on Fig.3.1. |
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