Auxiliary Boilers : Lineup and specifications
[ Marine Boiler / Turbine ]

For more information :

MAC-B Series

MAC-B boiler supply steam for COPT driven and inert gas. MAC-B has variable options such as dual fuel burner, high pressure and high efficiency, according to each customer's requirements.

MAC-B series
MAC-B series

MAC-B Series Specifications

Boiler type MAC-20B MAC-25B MAC-30B MAC-35B
Evaporation kg/h 20,000 ~ 25,000 ~ 30,000 ~ 35,000
Boiler design pressure MPa 1.77
Working steam pressure MPa 1.57
Steam temperature °C Sat.~280°C(Note)
Boiler efficiency (LHV base) % 80.5 82.5
Feed water temperature °C 60
Air temperature °C 38
Number of burners - 1
Fuel oil consumption - 1,552 1,940 2,328 2,716
Weight ton 28 34 36 42
Water content ton 10 11 12 13
Dimensions Width (W) mm 3,880 4,160 4,540 4,610
Depth (D) mm 3,410 3,410 3,600 3,800
Height (H) mm 6,140 6,520 6,850 7,320
Boiler type MAC-40B MAC-45B MAC-50B MAC-55B
Evaporation kg/h ~ 40,000 ~ 45,000 ~ 50,000 ~ 55,000
Boiler design pressure MPa 1.77
Working steam pressure MPa 1.57
Steam temperature °C Sat.~280°C(Note)
Boiler efficiency (LHV base) % 82.5
Feed water temperature °C 60
Air temperature °C 38
Number of burners - 1
Fuel oil consumption - 3,029 3,407 3,787 4,165
Weight ton 44 50 52 58
Water content ton 19 20 21 22
Dimensions Width (W) mm 5,000 5,000 5,000 5,350
Depth (D) mm 4,520 4,520 4,520 4,710
Height (H) mm 7,670 8,170 8,970 9,210
Boiler type MAC-60B MAC-70B MAC-80B MAC-90B MAC-100B
Evaporation kg/h ~ 60,000 ~ 70,000 ~ 80,000 ~ 90,000 ~ 100,000
Boiler design pressure MPa 1.77
Working steam pressure MPa 1.57
Steam temperature °C Sat.~280°C(Note)
Boiler efficiency
(LHV base)
% 82.5
Feed water temperature °C 60
Air temperature °C 38
Number of burners - 2 or 3
Fuel oil consumption - 4,543 5,300 6,058 6,815 7,572
Weight ton 67 76 77 78 95
Water content ton 30 31 34 34 40
Dimensions Width (W) mm 5,810 5,810 5,530 5,530 5,810
Depth (D) mm 6,250 6,252 6,820 6,820 7,250
Height (H) mm 8,510 9,210 7,980 8,280 8,910
  • in case of external superheater application

MAC-HB Series

MAC-HB is a higher efficiency model with the design on basis of MAC-B well proven by thousands of delivery.

MAC-HB Series Specifications

Boiler type MAC-H35B MAC-H40B MAC-H45B
Evaporation kg/h ~ 35,000 ~ 40,000 ~ 45,000
Boiler design pressure Mpa 2.2
Working steam pressure Mpa 1.57 to 2.0
Steam temperature °C Sat.
Boiler efficiency (LHV base) % 86.5
Feed water temperature °C 60
Air temperature °C 45
Number of burners - 1
Fuel oil consumption - 2,533 2,895 3,257
Weight of boiler ton 42 47 50
Water content ton 9.9 10.4 11.4
Boiler outside dimensions Width (W) mm 4,682 5,013 5,013
Depth (D) mm 3,800 4,445 4,445
Height (H) mm 7,440 7,950 8,350
Boiler type MAC-H50B MAC-H55B MAC-H60B
Evaporation kg/h ~ 50,000 ~ 55,000 ~ 60,000
Boiler design pressure Mpa 2.2
Working steam pressure Mpa 1.57 to 2.0
Steam temperature °C Sat.
Boiler efficiency (LHV base) % 86.5
Feed water temperature °C 60
Air temperature °C 45
Number of burners - 1
Fuel oil consumption - 3,619 3,980 4,342
Weight of boiler ton 54 56 62
Water content ton 12.7 19.1 19.7
Boiler outside dimensions Width (W) mm 5,013 5,013 5,386
Depth (D) mm 4,822 4,822 4,947
Height (H) mm 8,750 9,150 9,450

MC-D Series

The MC-D generates heating steam for general service. The furnace is completely cooled by water so maintenance of the refractory is not necessary.

MC-D Series
MC-D Series

MC-D Series Specifications

Boiler type MC-20D MC-30D MC-45D
Evaporation kg/h ~ 2,000 ~ 3,000 ~ 4,500
Boiler design pressure MPa 0.69 to 0.98
Working steam pressure MPa 0.59 to 0.88
Steam temperature °C Sat.
Boiler efficiency (LHV base) % 78
Feed water temperature °C 60
Air temperature °C 38
Number of burners - 1
Fuel oil consumption - 159 238 357
Weight ton 6.7 8.1 11.1
Water content (full) ton 5.3 7.3 11.7
Boiler outside dimensions Width (W) mm 2,395 2,730 3,175
Depth (D) mm 1,730 1,970 2,320
Height (H) mm 4,371 4,420 4,850

MJC Series

The MJC is a smoke tube type composite boiler. The exhaust gas section and oil section are arranged parallelly in order for the boiler to be installed in ducts with a minimum installation space.

MJC Series
MJC Series

MJC Series Specifications

Boiler type MJC-250 MJC-280 MJC-340
Evaporation(oil firing side) kg/h ~ 2,000 ~ 2,000 ~ 3,000
Evaporation(exhaust gas side) kg/h ~ 2,000 ~ 2,000 ~ 2,000
Exhaust gas amount kg/h ~ 90,000 ~ 120,000 ~ 180,000
Boiler design pressure MPa 0.69 to 0.98
Working steam pressure MPa 0.59 to 0.88
Steam temperature °C Sat.
Boiler efficiency (LHV base) % 78
Feed water temperature °C 60
Air temperature °C 38
Number of burners - 1
Fuel oil consumption - 159 159 238
Weight ton 20.0 26.2 40.2
Water content (full) ton 11.5 14.3 21.1
Boiler outside dimensions Width (W) mm 2,700 3,000 3,630
Depth (D) mm 2,700 3,000 3,630
Height (H) mm 5,400 5,400 5,900

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