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Agenda Gear ratio/propeller Speed range Suitable applications Reference applications

Volvo Penta Product Management Marine, N Melvås New gear ratio and propeller  New gear ratio 2:1 for IPS3 will be used for rating 3 and 4  Rating 5 and rating 4 above 38 knots will use existing ratio 1.88:1  Rated RPM for rating 3 is set to 2250 (2300 for rating 4 and 5)  New propeller QS5 for both rating 3 and 4 together with gear ratio 2:1  Optimized for lower speed  Increased diameter and blade area

Volvo Penta Product Management Marine, N Melvås Speed potential  The IPS system has a set speed range.  We can’t delivering outside this range.  RPM range rating 3: , target is >2250 fully loaded painted boat.  RPM range rating 4 and 5: , target is >2300 fully loaded painted boat. Rated speedQS5Q1Q2Q3Q4Q5Q6Q7 800hp (2:1)20.5 kn 22.8 kn 25.2 kn 27.7 kn 30.1 kn 32.6 kn 35.0 kn 37.5 kn 800hp (1.88:1) kn31.0 kn33.5 kn36.2 kn38.7 kn41.4 kn 20 – 38 knots

Volvo Penta Product Management Marine, N Melvås Suitable boats for IPS900 MC 35 knot boat with 2 x IPS900MC Length of hull ≈ 15 m Chine beam ≈ 4.2 m Displacement ≈ kg Average deadrise ≈ 18 ° Center of gravity ≈ 6.1 m 20 knot boat with 2 x IPS900MC Length of hull ≈ 22 m Chine beam ≈ 4.7 m Displacement ≈ kg Average deadrise ≈ 12 ° Center of gravity ≈ 7.5 m

Volvo Penta Product Management Marine, N Melvås knot catamaran with 2 x IPS900MC Length of hull ≈ 16 m Chine beam per hull ≈ 2.0 m Displacement ≈ kg Center of gravity ≈ 6.6 m 22 knot catamaran with 2 x IPS900MC Length of hull ≈ 23 m Chine beam per hull ≈ 2.5 m Displacement ≈ kg Center of gravity ≈ 8,0 m Suitable boats for IPS900 MC

Volvo Penta Product Management Marine, N Melvås Suitable boats for IPS900 MC 35 knot boat with 3 x IPS900 Length of hull ≈ 19 m Chine beam ≈ 5.4 m Displacement ≈ kg Average deadrise ≈ 16 ° Center of gravity ≈ 7.2 m 22 knot boat with 3 x IPS900 Length of hull ≈ 26 m Chine beam ≈ 6.2 m Displacement ≈ kg Average deadrise ≈ 12 ° Center of gravity ≈ 8.5 m BÅT 5

Volvo Penta Product Management Marine, N Melvås Data on PTA80 Light ship29000 kgTransom deadrise14 deg Tested displacement36000 kgChine beam4.72 m Length over all22.35 mLcg as tested (tran/keel interc.)-- m Beam over all5.20 mWind resistance area20 m2

Volvo Penta Product Management Marine, N Melvås Performance of PTA80 with IPS900MC RPML/HKnotsL/M RPMKnotsL/HL/M 6005,46,71,2 8007,2182, ,7303, ,3515, ,5766, ,31209, , ,220610, ,4

Volvo Penta Product Management Marine, N Melvås 2xIPS 1200Inboard 2x1100hp Displ kgDispl kg LCG 5.59 mLCG 5.52 m WOT speed 38.9 knotsWOT speed 34.1 knots IPS/inboard comparison

Volvo Penta Product Management Marine, N Melvås Fuel consumption 30 % lower fuel consumption at 30 knots

Volvo Penta Product Management Marine, N Melvås Noise level

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