BS EN ISO 13297:2021+A11:2023 ISO 13297:2020+A1:2022


k) Isolation transformer system with single phase 240 V input, 120 V/240 V output with craft grounded secondary— Transformer shield grounded on the shore


l) Isolation transformer system with single phase 240 V input, 120 V/240 V output with craft grounded secondary — Transformer shield grounded on the shore shown with inverter/charger


Key 1 shore ground/earth rod


2 ungrounded conductor (brown) 3 ungrounded conductor (black) 4 grounded conductor (blue)


5 grounded conductor (blue or white)


6 grounding conductor (green or green/yellow) 7 shore power connection (marina side) 8 shore power cable


9 IEC 60309-2:2021 Shore power cable connector with mating male appliance inlet 10 3 pole and ground plug and outlet (1 pole


30


16 1: 1 polarization transformer with metal case and integral or separate output circuit breaker 17 transformer case ground connection


18 transformer shield (avoids contact between primary and secondary conductors)


19 reverse polarity warning light


20 to engine negative terminal or it’s bus or AC ground plate


21 on-board generator with integral or separate output circuit breaker


22 transfer switch. Shore / Off / Generator © ISO 2022 – All rights reserved


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