Header Tank Heat Exchangers Heat Transfer Technology from Bowman Heat Exchanger Technology by A World Leader in Heat Exchanger Technology

Staying cool under Bowman Header Tank Heat Exchangers For marine propulsion and stationary land based engine cooling Bowman Header Tank heat exchangers are designed for cooling engines in applications where air cooling is either unavailable or inappropriate, due to the nature of the application. Efficient cooling is vital to the performance and operation of an engine and by installing Bowman Header Tank heat exchangers, the correct operating temperature can be consistently maintained. For over 50 years, they have been used to cool engine jacket water, in applications as diverse as marine propulsion,...

Easy product selection At Bowman, we have developed a computer programme to select the correct Header Tank heat exchanger for your application. Simply by supplying us with the following information we can advise the correct unit; 1: Heat to be dissipated in kW 2: Engine water flow rate in l/min 3: Max. engine water temperature in ºC 4: Cooling water temperature in ºC 5: Type of cooling water to be used (sea water, fresh water or contaminated water) Bespoke designs for specific engines We have a number of heat exchangers that have been designed for specific engines. You can find more information...

Marine Header Tank Heat Exchangers Bowman’s range of marine grade Header Tank heat exchangers is specially designed to operate with aggressive cooling media such as sea water or mineral rich fresh water. The specification of these units includes cupronickel tube stacks, plus corrosion resistant end covers, to ensure long life reliability in the harshest operating conditions. Unit shown is fitted with the optional Murphy Level Switch. Single Pass Marine Type Max Raw Water Flow I/min Two Pass Marine Type Three Pass Marine Max Raw Water Flow I/min Max Raw Water Flow I/min *A Murphy Level Switch...

Single pass Land rm Land based Header Tank Heat Exchangers For land based cooling applications, where fresh or contaminated water is used as the cooling medium. Bowman Header Tank heat exchangers have cupro-nickel tube stacks with cast iron end covers as standard. For applications where clean, mains water is used, such as fire pumps, copper tube stacks are also available, offering a cost effective alternative provided there are no contaminants in the water. For units with copper tubes, add suffix 'TC' to type number. *A Murphy Level Switch can be fitted to these units, at extra cost, to indicate...

The Complete Header Tank Range The range of Bowman Header Tank heat exchangers showing their power ratings, various water volumes and our equivalent non-header tank tubular heat exchangers. Maximum working raw water pressure 16 bar Maximum working engine water pressure 1 bar (depending on the filler cap rating) Maximum working temperature 110°C This column shows the equivalent tubular heat exchangers. If this type is required instead of a Header Tank heat exchanger, please contact us for further details.

Three Pass Version Engine Water Flow Engine Water Inlet & Outlet Flange Detail Without Hose Adaptor Engine Water Inlet & Outlet Flange Detail Without Hose Adaptor M8 x 12mm Ø3 0 Two Pass Gun Metal End Covers Cast Range (3 Pass) Iron End Covers EH Header Tank Type Weight A B Type Alternative End Covers B Type Weight Weight A C D A DZR Brass/Gun Metal End Cover Option Shown Above 5Kg 6Kg EH100 260mm 62mm 20mm 60mm EH200 346mm Two Pass Gun Metal End Covers Cast Iron End Covers Alternative End Covers DZR Brass/Gun Metal End Cover Option Shown Above Engine Water Flow Single Pass DZR Brass End Covers...

Engine Water Flow Engine Water Flow Engine Water Flow Engine Water Inlet & Outlet Ø5 0 Flange Detail Without Hose Adaptor Ø3 0 Engine Water Inlet & Outlet Engine Water Inlet & Outlet Flange Detail Without Hose Adaptor Flange Detail Without Hose Adaptor Three Pass Version 166 Two Pass Two Pass EngineEngine Water Inlet & Outlet Water Inlet & Outlet Single PassSingle Pass Type Weight A B C D FlangeFlange Without Hose Adaptor Gun Metal End Covers DZR Brass End Covers Gun Metal Detail Detail Without Hose Adaptor DZR Brass End Covers End Covers Cast Iron End Covers Cast Iron Cast Iron End Covers End...

Three Pass Version 55 110 Filler Cap Rating - 70kPa Filler Cap Rating 70Kpa 8 ~ Holes Ø18mm Equally Spaced On A 180mm P.C.D. (PN10/16 Equivalent) Also Available With DZR Brass End Covers  Three Pass Single Pass Version* Option Shown Above Cast Iron End Cover 4 ~ Holes Ø18mm Equally Spaced On A 170mm P.C.D. (PN6 Equivalent) Water Flow Two Pass Single Pass Type Weight A B Gun Metal End Covers Raw DZR Brass End Covers Water Flow Cast Iron End Covers Cast Iron End Covers Engine Water Flow Alternative End Covers KH200 51kg 674mm 382mm DZR Brass/Gun Metal End Cover Option Shown Above EH Header Tank...

8 ~ Holes 022mm Equally Spaced On A 240 P.C.D (PN10/16 Equivalent) Single Pass Version* Two Pass Version* 146 106 190 Engine_Water Inlet_ &_Outlet Flange_Detail Water Flow

Land Based 3 Pass Header Tank Replacement Parts Marine Based 3 Pass B Header Tank \ Replacement Parts

Land Based 1 Pass Header Tank Replacement Parts 1 Type

2 Pass Header Tank Replacement Parts (Marine Specification Only) Type (B) Socket (C) Tube (D) Body Screws Stack (E) (F) Hose Adaptor Counter Flange Kit (G) Filler Neck (H) Filler Cap O’ Seals Kit (No. Off Per Kit) (No. Off Per Kit) Assembly (kPa Rating)

Jacket Water Connection Blank counter flange plates All Bowman Header Tank heat exchangers are supplied with either hose adaptors or blank counter flange plates on the engine water inlet and outlet side, for connecting the engine jacket water to the heat exchanger. Bowman KH, JH and PH Header Tank heat exchangers are provided with two blank counter flange plates for the water inlet and outlet, which must be modified by the customer to enable the appropriate connections to be made, to connect the engines jacket water circuit to the heat exchanger. NOTE: for customers wishing to use blank counter...