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120/240vac 60hz & 24vdc


Electrical panel set consisting of the following:

Electrical AC/DC panel with all necessary circuit breakers and fuses etc. Per PAE design

Battery shut off switch and panel x 2


Shore power inlets & AC system per PAE design

Marinco #6373EL stainless steel 50 amp 3 pole 4 wire 120/240 volt AC 60 Hz

Marinco 6373EL.jpg

Marinco #303SSEL stainless steel 30 amp 2 pole 3 wire 120 volt AC 60 Hz

Marinco 303SSEL.jpg

Olsun isolation transformer SGS 12 YY-0-15

Olsun balancing transformer SGS 7.5 HD-2-316 SS 

All galley, head and exterior outlets to be GFCI protected.


Battery and DC system: 24volt per design

Eight (8) 255 AH (8D) Lifeline  AGM batteries #GPL-8DL  for house appliances and for engine starting.   Main engines have singe 140 amp  large case alternators. Batteries to be wired in series to form two banks of 24volt service

Lifeline 8D.PNG

Each battery secured with stainless steel tie down beams



Two group 31 batteries for generator starting

Lifeline Group 31.gif

Parallel switch for emergency starting of generator


Battery cable: to be '00' for general battery leads with '0000' for starting and bow thruster/windlass

Positive leads to be red

Negative leads to be Yellow


All wiring used throughout boat to be color coded - all wire supplied by factory to be tinned wire


Electrolytic control:

All thru hulls to be bonded together with #6 green wire and tied into the 24volt DC ground system

All hardware mounted below waterline i.e. stuffing boxes, stern bearing housing, struts, rudder frame, rudder stuffing boxes to be grounded into 24volt DC ground system

Zinc plates - Two (2)  2-1/2" x 5-3/4" (6 cm x 15 cm) zinc plates tied into the 24volt DC ground system


AC Generator (located in E/R)`

21.5kw Onan with sound shield and gensep exhaust

Onan 21.5.PNG

Electrical panel to accommodate AC ship's power



60 Hz 3500 watt inverter/battery charger included with remote panel at wheel house

Outback Inverter.jpg

Inverter by-pass switch

*Specifications subject to change without notice and at the discretion of designers and builders.
**Dimensions are subject to change with Buyer’s selected options and personal effects which may add to displacement and increase both draft and waterline length

Last updated: 7/14/14



Nordhavn Fleet