GE+ ACDC Installation and operation manual v11
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Grid side RCD A indicated on diagram page 3: 300mA, type B, > 2 x rated current (two
times rated current)
Grid side MCB – C indicated on diagram page 3: 2 x Rated current (two times rated
current), type D
Wire from grid to transformer primary – W3 indicated on diagram page 3: wire
correspond as two times rated current, 3 phase + neutral + PE. The size of PE cable will
depend on local regulations and electrical system (TN, TT, IT, etc…)
The above recommended protections are useful in case that CINERGIA provides the
transformer. In case that a third party supplies the transformer, please follow the
recommendations from the transformer manufacturer.
From transformer secondary to CNG equipment input (grid side)
MCB, rated current – B1 indicated on diagram page 3, type C
Wire from transformer secondary to GE input – W2 indicated on diagram page 3: wire
indicated on table below, 3 phase + neutral. The size of PE cable will depend on local
regulations and electrical system (TN, TT, IT, etc…)
From CNG equipment output to Equipment under test:
Wire indicated on table below – W2 indicated on diagram page 3: 3 phase + neutral (in
AD mode) or 3 phase + 3 negative common (in DC mode). The size of PE cable will
depend on local regulations and electrical system (TN, TT, IT, etc…)
Please, check that the above recommendations fulfil with your country or zone
regulations.
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