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Installation Manual
50KW-125Amp AC NS-Protection -
Double Disconnect Board
For Grid Tied Solar Inverter Systems
Part Number: DDU-125A
Segen Solar (Pty) Ltd Reserves the right to implement
changes to specifications depicted in this Installation manual
User Manual Double Disconnect 125A
Rev 2
to conform to equipment or regulatory requirements
to conform to equipment or Regulatory requirements
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Summary of Contents for Segen Solar DDU-125A
- Page 1 50KW-125Amp AC NS-Protection - Double Disconnect Board For Grid Tied Solar Inverter Systems Part Number: DDU-125A Segen Solar (Pty) Ltd Reserves the right to implement changes to specifications depicted in this Installation manual User Manual Double Disconnect 125A Rev 2...
- Page 2 Segen Solar (Pty) Ltd Reserves the right to implement changes to specifications depicted in this Installation manual User Manual Double Disconnect 125A...
- Page 3 Ordering Code: DDU-125A Maximum Operating Current Double Disconnect Unit Segen Solar (Pty) Ltd Reserves the right to implement changes to specifications depicted in this Installation manual User Manual Double Disconnect 125A Rev 2 to conform to equipment or regulatory requirements...
- Page 4 Height according to cable connection requirements Fig 1. Segen Solar (Pty) Ltd Reserves the right to implement changes to specifications depicted in this Installation manual User Manual Double Disconnect 125A Rev 2 to conform to equipment or regulatory requirements...
- Page 5 In all instances ensure the use of the matching shroud to protect the gland and assist with ingress protection. See Fig 3,3a, and 4 below. Segen Solar (Pty) Ltd Reserves the right to implement changes to specifications depicted in this Installation manual...
- Page 6 Fig 5 Recommended Cable Size: Main Cable - 70mm² x 4C, Earth Conductor – 50mm² x 1C Segen Solar (Pty) Ltd Reserves the right to implement changes to specifications depicted in this Installation manual User Manual Double Disconnect 125A Rev 2...
- Page 7 Conduct an insulation test prior to final connection of all connected cables NB - Ensure all Cable are properly fastened to avoid loose connections prior to powering system Segen Solar (Pty) Ltd Reserves the right to implement changes to specifications depicted in this Installation manual User Manual Double Disconnect 125A...
- Page 8 – Please ensure all sources of power are suitably isolated and locked out prior to starting the connection of external cables to the system Segen Solar (Pty) Ltd Reserves the right to implement changes to specifications depicted in this Installation manual...
- Page 9 4. Depending on Grid requirement settings- Inverters should connect to the grid system in approximately 60-70 seconds after K1 closed. Segen Solar (Pty) Ltd Reserves the right to implement changes to specifications depicted in this Installation manual User Manual Double Disconnect 125A...
- Page 10 SAFETY FIRST- Equipment to be inspected and tested by suitably Qualified person Segen Solar (Pty) Ltd Reserves the right to implement changes to specifications depicted in this Installation manual User Manual Double Disconnect 125A...
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