Oriental Motor

ORIENTAL MOTOR U.S.A. Corp.
570 Alaska Avenue
Torrance, CA 90503
1-800-GO-VEXTA (468-3982)

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The MD Series A Type features a built-in alarm circuit that the host controller can recognize if the fan speed drops. This is important for noticing quick drops in the cooling capacity of the fan caused by a service life of the fan or by the ingress of a foreign objects.
  • Alarm Type
Unit of Measure

Specifications

Lead Time1 - {Contact your local sales office for more information.}

Product Line

- ORIX®

Fan Type

- Axial Fan

Frame Size

- 5.51 in

Thickness

- 2.01 in.

Power Supply

- 24 VDC

Current

- 0.70

Type

- A Type (with Alarm)

Function

- Stall Alarm - Electronic

Connection Type

- Lead Wire

Speed (r/min)

- 3150

Max. Air Flow

- 205 CFM  

Max. Static Pressure

- 0.521 inH2O  

Noise Level

- 49 db (A)

RoHS Compliant

- These products do not contain substances that exceed the regulation values in the RoHS Directive.

Safety Standards

- UL CE

CE Marking

- EMC Directives

Insulation Resistance

- 10 MΩ or more when 500 VDC is applied between the windings and the frame after continuous operation under normal ambient temperature and humidity.

Dielectric Strength

- Sufficient to withstand 500 VAC at 50 Hz or 60 Hz applied between the windings and the frame for 1 minute after continuous operation under normal ambient temperature and humidity

Temperature Rise

- 27ºF (15ºC) or less measured by the thermometer method after the temperature of the case has stabilized after continuous operation under normal ambient temperature and humidity.

Insulation Class

- UL/CSA Standards: 105 (A), EN Standards: 120 (E)

Overheat Protection

- Built-in Overheat Protection Circuit

Ambient Temperature Range

- 14ºF ~ 140ºF (-10ºC ~ 60ºC)

Ambient Humidity

- 85% or less (noncondensing)

Alarm Specifications

Alarm Type

- Electronic

Alarm Activation Speed

- When locked

Output Mode

- Open-collector output

Output Condition

- Operation: L level (Internal transistor ON)
When locked: H level (Internal transistor OFF)

Maximum Rating

- Maximum applied voltage: 30 VDC max.
Maximum current: 5 mA max.

Delay Function

- Not built-in: External delay circuit is required to prevent alarm detection when starting the fan. The delay time should be at least 1 second.

Circuit Connection

-
Circuit Connection

Dimensions


 

 

Airflow


 

Connection


 

System


 

 

  • 1 Quoted Ship Date for orders placed before 12:00 pm PST. Quantities may affect Shipping Date.