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Yanmar Saildrive SD20 The Powerful Gem Yanmar Saildrive Type SD20 Reduction gear system Constant mesh gear with dog clutch Reduction ratio (fwd / asn) 2.64/2.64 Propeller speed (fwd / asn) 1287/1287 (for 1GM10), 1321/1321 (for YM series) Direction of rotation (propeller shaft - fwd) Counter clockwise viewed from stern Dry weight Saildrive 30 kg (66 lbs) n Reliable n Simple & Efficient n Whisper Quiet & Low Vibration n Easy Maintenance n User Friendly n Extra Protection Aqua Sensor Inner Seal Outer Seal

Yanmar Saildrive SD20 The Powerful Gem

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Page 1: Yanmar Saildrive SD20 The Powerful Gem

Yanmar Saildrive SD20 The Powerful Gem

Yanmar Saildrive Type SD20

Reduction gear system Constant mesh gear with dog clutch

Reduction ratio (fwd / asn) 2.64/2.64

Propeller speed (fwd / asn) 1287/1287 (for 1GM10), 1321/1321 (for YM series)

Direction of rotation (propeller shaft - fwd) Counter clockwise viewed from stern

Dry weight Saildrive 30 kg (66 lbs)

n Reliable

n Simple & Effi cient

n Whisper Quiet & Low Vibration

n Easy Maintenance

n User Friendly

n Extra Protection

Aqua Sensor

Inner Seal

Outer Seal

Page 2: Yanmar Saildrive SD20 The Powerful Gem

Engine Model 1GM10C x SD20 2YM15C x SD20

Confi guration 4-stroke, vertical, water cooled diesel engine 4-stroke, vertical, water cooled diesel engine

Maximum output at crankshaft * 6.7 kW (9 hp) / 3600 rpm** 6.6 kW (9 hp) / 3600 rpm

* 10.3 kW (14 hp) / 3600 rpm** 10.0 kW (13.6 hp) / 3600 rpm

Continuous rating output at crankshaft 5.9 kW (8 hp) / 3400 rpm 9.4 kW (12.8 hp) / 3489 rpm

Displacement 0.318 L (19.41 cu in) 0.57 L (34.7 cu in)

Bore x stroke 75 mm x 72 mm (2.95 in x 2.83 in) 70 mm x 74 mm (2.75 in x 2.91 in)

Cylinders 1 2

Combustion system Indirect injection Indirect injection

Aspiration Natural aspiration Natural aspiration

Starting system Electric starting with manual combination Electric starting 12 V - 1.4 kW

Alternator 12 V - 35 A 12 V - 60 A (80 A optional)

Cooling system Seawater cooling Fresh water cooling

Lubrication system Enclosed, forced lubricating system Enclosed, forced lubricating system

Lubrication oil for Saildrive API CC and SAE 10W30 API GL4 or GL5 and SAE 80W90 or 90

Direction of rotation (crankshaft) Counter clockwise viewed from fl ywheel Counter clockwise viewed from fl ywheel

Dry weight with Saildrive 104 kg (229 lbs) 134 kg (295 lbs)

Environmental Will meet the comprehensive emissions regulations to be introduced in EU and US Tier 2 in 2006

Engine mounting Rubber type fl exible mounting

NOTE: Fuel condition: Density at 15°C = 0.842 g / cm3; 1 hp = 0.7355 kW* Fuel temperature 25°C at the inlet of the fuel injection pump (ISO 3046-1)** Fuel temperature 40°C at the inlet of the fuel injection pump (ISO 8665)

1GM10C

2YM15C

Power Torque Fuel Consumption

Power Torque Fuel Consumption

Out

put (

cran

ksha

ft/pr

opel

ler s

haft)

kW

Out

put (

cran

ksha

ft/pr

opel

ler s

haft)

hp

Crankshaft Speed min-1

Cra

nksh

aft T

orqu

e N

m

Cra

nksh

aft T

orqu

e lb

-ft

Crankshaft Speed min-1

Fuel

Con

sum

ptio

n L

/ hr

Fuel

Con

sum

ptio

n ga

l / h

r

Crankshaft Speed min-1

Maximum output at crankshaft

Maximum output at prop shaft

Propeller power curve

Out

put (

cran

ksha

ft/pr

opel

ler s

haft)

kW

Out

put (

cran

ksha

ft/pr

opel

ler s

haft)

hp

Crankshaft Speed min-1

Cra

nksh

aft T

orqu

e N

m

Cra

nksh

aft T

orqu

e lb

-ft

Crankshaft Speed min-1

Fuel

Con

sum

ptio

n L

/ hr

Fuel

Con

sum

ptio

n ga

l / h

r

Crankshaft Speed min-1

Maximum output at crankshaft

Maximum output at prop shaft

Propeller power curve

Page 3: Yanmar Saildrive SD20 The Powerful Gem

3YM20C x SD20 3YM30C x SD20

4-stroke, vertical, water cooled diesel engine 4-stroke, vertical, water cooled diesel engine

* 16.2 kW (22 hp) / 3600 rpm** 15.3 kW (21 hp) / 3600 rpm

* 22.1 kW (30 hp) / 3600 rpm** 21.3 kW (29.1 hp) / 3600 rpm

14.7 kW (20 hp) / 3489 rpm 20.1 kW (27.3 hp) / 3489 rpm

0.854 L (52.1 cu in) 1.115 L (68 cu in)

70 mm x 74 mm (2.8 in x 2.9 in) 76 mm x 82 mm (2.9 in x 3.2 in)

3 3

Indirect injection Indirect injection

Natural aspiration Natural aspiration

Electric starting 12 V - 1.4 kW Electric starting 12 V - 1.4 kW

12 V - 60 A (80 A optional) 12 V - 60 A (80 A optional)

Fresh water cooling Fresh water cooling

Enclosed, forced lubricating system Enclosed, forced lubricating system

API GL4 or GL5 and SAE 80W90 or 90 API GL4 or GL5 and SAE 80W90 or 90

Counter clockwise viewed from fl ywheel Counter clockwise viewed from fl ywheel

151 kg (333 lbs) 157 kg (346 lbs)

3YM20C

3YM30C

Power Torque Fuel Consumption

Power Torque Fuel Consumption

Out

put (

cran

ksha

ft/pr

opel

ler s

haft)

kW

Out

put (

cran

ksha

ft/pr

opel

ler s

haft)

hp

Crankshaft Speed min-1

Cra

nksh

aft T

orqu

e N

m

Cra

nksh

aft T

orqu

e lb

-ft

Crankshaft Speed min-1

Fuel

Con

sum

ptio

n L

/ hr

Fuel

Con

sum

ptio

n ga

l / h

r

Crankshaft Speed min-1

Maximum output at crankshaft

Maximum output at prop shaft

Propeller power curve

Out

put (

cran

ksha

ft/pr

opel

ler s

haft)

kW

Out

put (

cran

ksha

ft/pr

opel

ler s

haft)

hp

Crankshaft Speed min-1

Cra

nksh

aft T

orqu

e N

m

Cra

nksh

aft T

orqu

e lb

-ft

Crankshaft Speed min-1

Fuel

Con

sum

ptio

n L

/ hr

Fuel

Con

sum

ptio

na g

al /

hr

Crankshaft Speed min-1

Maximum output at crankshaft

Maximum output at prop shaft

Propeller power curve

Page 4: Yanmar Saildrive SD20 The Powerful Gem

3YM

30C

3YM

20C

2YM

15C

1GM

10C

www.yanmarmarine.com

Yanmar Marine International B.V.Brugplein 111332 BS Almere-de VaartThe Netherlands

2005 Yanmar Marine®, Inc. All rights reserved, Printed in EC

Yanmar Marine USA Corp.101 International ParkwayAdairsville,Georgia 30103USA

Yanmar Asia (Singapore) PTE4 Tuas LaneSingapore 638613

Yanmar Co., LTD5-3-1 Tsukagachi - HonmachiAmagasakiJapan

376 mm (14.8 in)

188 mm (7.4 in)

188 mm (7.4 in)

310

mm

(12.

2 in

)55

7 m

m (2

1.9

in)

MAX DIA. OF PROP356 mm (14 in)

For folding type propeller

195

mm

(7.7

in)

715 mm (28.15 in)

MAX DIA. OF PROP368 mm (14.5 in)

For folding type propeller

463 mm (18.2 in)

248 mm (9.8 in)

215 mm (8.5 in)

MA

X 1

01 m

m (4

in)

MIN

87

mm

(3.4

in)

362

mm

(14.

3 in

)19

5 m

m(7

.7 in

)

548

mm

(21.

6 in

)72

mm

(2.8

in)

EXHAUST PIPE51 mm (2 in)

793 mm (31.2 in)

MAX DIA. OF PROP380 mm (15 in)

For folding type propeller

362

mm

(14.

3 in

)

463 mm (18.2 in)

248 mm (9.8 in)

215 mm (8.5 in)

MA

X 1

01 m

m (4

in)

MIN

87

mm

(3.4

in)

195

mm

(7.7

in)

548

mm

(21.

6 in

)72

mm

(2.8

in)

EXHAUST PIPE51 mm (2 in)

873 mm (34.3 in)

MAX DIA. OF PROP406 mm (16 in)

For folding type propeller

362

mm

(14.

3 in

)

463 mm (18.2 in)

248 mm (9.8 in)

215 mm (8.5 in)

MA

X 1

01 m

m (4

in)

MIN

87

mm

(3.4

in)

195

mm

(7.7

in)

548

mm

(21.

6 in

)72

mm

(2.8

in)

EXHAUST PIPE51 mm (2 in)

895.5 mm (35.3 in)