Gearbox ZF 15 MA R=1.88

ZF 15 M SERIES

• Reverse reduction marine transmission with mechanically actuated multi-disc clutches
• Suitable for high performance applications in luxury sailboats, motoryachts, fishing boats, etc.
• Robust design also withstands continuous duty in workboat applications
• Fully works tested, reliable and simple to install
• Design, manufacture and quality control standards comply with ISO 9001

FEATURES

• Lightweight and robust aluminum alloy casing (sea water resistant)
• Case hardened and precisely ground gear teeth for long life and smooth running
• Output shaft thrust bearing designed to take maximum propeller thrust
• Compact, space saving design

• Ratios		Power Factor (kW / rpm)	Input Power Capacity (kW)			Max. kW	Max. rpm
  'A' Pos	'B' Pos
  Pleasure - Diesel			3000 rpm	3600 rpm	3800 rpm
  1.875	1.955	0.0152	46	55	55	55	5000
  2.136	1.955	0.0131	39	47	50	55	5000
  2.632	1.955	0.0111	33	40	42	55	5000
  Light - Diesel			2800 rpm	3000 rpm	3600 rpm
  1.875	1.955	0.0137	38	41	49	50	5000
  2.136	1.955	0.0118	33	35	42	50	5000
  2.632	1.955	0.0099	28	30	36	50	5000
  Medium - Diesel			2100 rpm	2500 rpm	2800 rpm
  1.875	1.955	0.0121	25	30	34	46	5000
  2.136	1.955	0.0111	23	28	31	46	5000
  2.632	1.955	0.0097	20	24	27	46	5000
  Continuous - Diesel			1800 rpm	2300 rpm	2600 rpm
  1.875	1.955	0.0115	21	26	30	40	5000
  2.136	1.955	0.0103	19	24	27	40	5000
  2.632	1.955	0.0094	17	22	24	40	5000

  *=Special Order Ratio.

  12: Reduced power capacity by the following shock factors: 1 cylinder engine ÷ 1.25, 2 cylinder engine ÷ 1.20, 3 cylinder engine ÷ 1.15

  

  
  

  Angle (°)	A (mm)	B1 (mm)	B2 (mm)	H1 (mm)	H2 (mm)	L (mm)	L2 (mm)
  8 degrees	91.8	80	133	78.2	142	193	60

  Weight (kg)	Oil Capacity (L)
  14	0.56

  BELL HOUSING DIMENSIONS

  Name	A (mm)	B (mm)	C (mm)	L3 (mm)	Bolt Holes Diameter
  					Diameter (mm)	No.
  SAE 4	361.95	381	403.23	33	10.32	12
  SAE 5	314.33	333.38	355.6		10.32	8
  SAE 6	266.7	285.75	307.98		10.32	8
  B/W				15
  Yanmar JH

  

  OUTPUT FLANGE DIMENSIONS

  A (mm)	B (mm)	C (mm)	D (mm)	Bolt Holes
  				Diameter (E) (mm)	No.
  102	82.5	63.5	10	10.5	4