
HF-3113-5
OPERATING MANUAL
AC Axial Flow Fans MRS Series
1
Thank you for purchasing an Oriental Motor product.
This Operating Manual describes product handling procedures and
safety precautions.
• Please read it thoroughly to ensure safe operation.
• Always keep the manual where it is readily available.
Introduction
Before using the fan
Only qualified personnel should work with the product.
Use the product correctly after thoroughly reading the section
“Safety precautions.”
The product described in this manual has been designed and
manufactured for use in general industrial machinery, and must not
be used for any other purpose. Oriental Motor Co., Ltd. is not
responsible for any damage caused through failure to observe this
warning.
Standard · CE Marking
This product is recognized by UL and certified by CSA, and bears
the CE Marking (Low Voltage Directive) in compliance with the
EN Standards.
●Standards
Standards Certification body Standards File No.
UL 507
CSA C22.2 No.113 UL E58377
●Installation conditions (For EN/IEC Standards)
Overvoltage category II, Pollution degree 2, Class I equipment
When connecting to a power supply of overvoltage category III,
supply power via the insulation transformer.
Hazardous substances
RoHS (Directive 2002/95/EC 27Jan.2003) compliant
Safety precautions
The precautions described below are intended to prevent danger or
injury to the user and other personnel through safe, correct use of
the product. Use the product only after carefully reading and fully
understanding these instructions.
Handling the product without observing the
instructions that accompany a “Warning”
symbol may result in serious injury or death.
Handling the product without observing the
instructions that accompany a “Caution”
symbol may result in injury or property
damage.
Note
The items under this heading contain
important handling instructions that the user
should observe to ensure safe use of the
product.
• Do not use the product in explosive or corrosive environments, in the
presence of flammable gases, locations subjected to splashing water,
or near combustibles. Doing so may result in fire, electric shock or
injury.
• Assign qualified personnel the task of installing, wiring,
operating/controlling, inspecting and troubleshooting the product.
Failure to do so may result in fire, electric shock or injury.
• Do not transport, install the product, perform connections or
inspections when the power is on. Always turn the power off before
carrying out these operations. Failure to do so may result in electric
shock.
• Turn off the power in the event the overheat protection device
(thermal protector) is triggered. Failure to do so may result in injury
or damage to equipment, since the fan will start abruptly when the
overheat protection device (thermal protector) is automatically reset.
• To prevent the risk of electric shock, use the fan for class I equipment
only.
Lüfter zur Verwendung in Geräten der Schutzklasse I.
• Install the fan in an enclosure in order to prevent electric shock or
injury.
• Be sure to ground the protective earth conductor when installing the
fan. Failure to do so may result in electric shock.
Erden Sie den Motor bei der Installation mit einem
Schutzerdungskabel. Nichtbeachtung dieses Hinweises könnte einen
elektrischen Schlag verursachen.
• Keep the input-power voltage within the specified range to avoid fire
and electric shock.
• Connect the cables securely according to the wiring diagram in order
to prevent fire and electric shock.
• Do not forcibly bend, pull or pinch the cable. Doing so may fire and
electric shock.
• Turn off the power in the event of a power failure, or the fan will
suddenly start when the power is restored and may cause injury or
damage to equipment.
• Do not disassemble or modify the fan. This may cause electric shock
or injury. Refer all such internal inspections and repairs to the branch
or sales office from which you purchased the product.
• Do not use the fan beyond its specifications, or electric shock, injury
or damage to equipment may result.
• Keep your fingers and objects out of the openings in the fan. This
may cause injury.
• Do not touch the motor during operation or immediately after
stopping. The surface is hot and may cause a skin burn(s).
• Do not hold the rotating parts (blades) of the fan or lead wire. This
may cause injury.
• Keep the area around the fan free of combustible materials in order to
prevent fire or a skin burn(s).
• To prevent the risk of damage to equipment, leave nothing around the
fan that would obstruct ventilation.