The MDS/MD Series DC axial flow fans are compact axial flow fans offering good overall performance and value. Available in 8 frame sizes from □42 mm up to ϕ172 mm and depending on frame size are available with a stall alarm as a standard fan type. Also different speed types are available, from Low Speed, Middle Speed to Standard Speed. ■Features Product Line A product line of 8 fan sizes are available, with frame sizes from □42 mm to ϕ172 mm. MDS410 Frame Size [mm] Frame Thickness [mm] Standard Speed Speed Middle Speed Type Low Speed Alarm Type 5 VDC Power 12 VDC Supply 24 VDC Voltage 48 VDC Fans with Stall Alarm Outputs an alarm when the cooling fan stops. This allows for quick detection of a problem and replacement if needed. Stall Alarm Being Output Host Controller Host Controller Rated Speed 0 r/min Stall Alarm Signal ORIENTAL MOTOR GENERAL CATALOGUE 2017/2

G-55 System Configuration MDS Series, MD Series DC Power Supply (Main power supply) Not supplied Overview, Product Series Axial Flow Fans AC Input Energy Saving EMU AC Input Energy Saving, Variable Flow EMR AC Input Compact Size MU • Example of System Configuration • The system configuration shown above is an example. Other combinations are also available. Centrifugal Blowers Product Number • Fan Only MD 9 25 A - 12 L © © ® © © © Cross Flow Fans

With Stall Alarm Operating Voltage Range: ±10% Overheat Protection: Built-in Overheat Protection Circuit Color Frame: Black Blades: Black Materials Frame: Polycarbonate (Flammability grade V-0) Blades: PBT (Flammability grade V-0) □119 mm □140 mm 4>172 mm Product Line • Fan Only • Fan Kit Product Name Product Name The following items are included with each product. Fan, Operating Manual Air Flow - Static Pressure Characteristics ORIENTAL MOTOR GENERAL CATALOGUE G-56 2017/2018 Features G-54 / System Configuration G-55 / General Specifications G-18

Cooling Fans ■Dimensions 10 Overview, Product Series AC Input Energy Saving EMU Rotation Direction UL Style 1007, AWG26 ■Panel Cut-Out AC Input Compact Size MU AC Input Energy Saving, Variable Flow EMR Axial Flow Fans AC Input Long-Life MRE DC Input MDS MD Outlet Side Intake Side ■Connection Diagrams Red Black Orange DC Power Supply + GND Stall Alarm Output (Stall Alarm type only) Centrifugal Blowers AC Input MB DC Input MBD ■Accessories Product Finger Guard Cross Flow Fans AC Input MF DC Input MFD Accessories

With Stall Alarm Operating Voltage Range: ±10% Overheat Protection: Built-in Overheat Protection Circuit Color Frame: Black Blades: Black Materials Frame: Polycarbonate (Flammability grade V-0) Blades: PBT (Flammability grade V-0) □119 mm □140 mm 4>172 mm Product Line • Fan Only Product Name MDS510-12 MDS510-12L MDS510M-12 The following items are included with each product. Fan, Operating Manual Air Flow - Static Pressure Characteristics ORIENTAL MOTOR GENERAL CATALOGUE G-5 8 2017/2018 Features G-54 / System Configuration G-55 / General Specifications G-18

Cooling Fans ■Dimensions 4×ϕ3.7 Overview, Product Series Axial Flow Fans Rotation Direction ■Panel Cut-Out AC Input Energy Saving, Variable Flow EMR AC Input Compact Size MU AC Input Energy Saving EMU DC Input MDS MD DC Input Alarm MDA Outlet Side/Intale Side ■Connection Diagrams Red Black Orange Centrifugal Blowers DC Power Supply + GND Stall Alarm Output (Stall Alarm type only) ■Accessories Product Finger Guard Cross Flow Fans AC Input MF DC Input MFD Accessories

With Stall Alarm Operating Voltage Range: ±15% Overheat Protection: Built-in Overheat Protection Circuit Color Frame: Black Blades: Black Materials Frame: Polycarbonate (Flammability grade V-0) Blades: Polycarbonate (Flammability grade V-0) Product Name The following items are included with each product. Fan, Operating Manual Air Flow - Static Pressure Characteristics ORIENTAL MOTOR GENERAL CATALOGUE G-60 2017/2018 Features G-54 / System Configuration G-55 / General Specifications G-18

Panel Cut-Out Unit: mm Connection Diagrams DC Power Supply -Red_0 + Orange o Stall Alarm Output (Stall Alarm type only) Accessories Product Overview, Product Series Axial Flow Fans AC Input Energy Saving EMU AC Input Energy Saving, Variable Flow EMR AC Input Compact Size MU Centrifugal Blowers AC Input MB DC Input MBD Cross Flow Fans

With Stall Alarm Operating Voltage Range: ±15% Overheat Protection: Built-in Overheat Protection Circuit Color Frame: Black Blades: Black Materials Frame: Polycarbonate (Flammability grade V-0) Blades: Polycarbonate (Flammability grade V-0) ■Specifications Product Name Standard Type MD Series Middle Speed Standard Type Speed r/min Stall Alarm, Electronic Alarm Type (Alarm specifications: ⑦) Speed Type Standard Speed Standard Type ●Fan Only The following items are included with each product. The following items are included in each kit. Fan Finger Guard ■Air Flow – Static Pressure Characteristics...

Panel Cut-Out Unit: mm Outlet Side Intake Side Connection Diagrams DC Power Supply -o + -oGND o Stall Alarm Output (Stall Alarm type only) Overview, Product Series Axial Flow Fans AC Input Energy Saving EMU AC Input Energy Saving, Variable Flow EMR AC Input Compact Size MU Centrifugal Blowers AC Input MB DC Input MBD Cross Flow Fans

DC Input MDS • MD Series MD Series □92 mm - 25 mm Thick □42 mm With Stall Alarm Operating Voltage Range: ±15% Overheat Protection: Built-in Overheat Protection Circuit Color Frame: Black Blades: Black Materials Frame: Polycarbonate (Flammability grade V-0) Blades: Polycarbonate (Flammability grade V-0) • Fan Only Product Name —The following items are included with each product. - Product Name ORIENTAL MOTOR GENERAL CATALOGUE G-64 2017/2018 Features G-54 / System Configuration G-55 / General Specifications G-18

Outlet Side Intake Side Overview, Product Series Axial Flow Fans AC Input Energy Saving EMU AC Input Energy Saving, Variable Flow EMR AC Input Compact Size MU Connection Diagrams DC Power Supply -Red_o + Blacl^ gnd Orange o Stall Alarm Output (Stall Alarm type only) Centrifugal Blowers AC Input MB DC Input MBD Cross Flow Fans • Use M3 screws to install the FL9 filter to the fan frame.