EPF-
24
SERIES
Larson Electronics, LLC
Phone:
Fax: (903) 498-3364
www.larsonelectronics.com
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of
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EPF-
24
Instruction Guide
24
" Electric Explosion Proof Fan
Thank you for your purchase of the Larson Electronics EPF-
24
series Explosion Proof Fan. This fan is
completely assembled, tested and ready for installation when shipped from the factory. Please follow the steps
below in order to operate and maintain this product.
IMPORTANT
READ CAREFULLY BEFORE OPERATING THIS FIXTURE. SAVE THESE INSTRUCTIONS FOR FUTURE
REFERENCE. THE EPF-
24
MUST BE OPERATED IN ACCORDANCE WITH NATIONAL ELECTRICAL CODE AND ALL
APPLICABLE LOCAL CODES.
FOR PERSONAL SAFETY, ALWAYS CONFIRM THE RATING OF ANY KNOWN HAZARDOUS OR POTENTIALLY
HAZARDOUS LOCATION WHERE THE FAN IS TO BE USED.
WARNING:
TO PREVENT IGNITION OF A HAZARDOUS ATMOSPHERE, THE SUPPLY CIRCUIT SHOULD BE
DISCONNECTED WHEN INSTALLING OR PERFORMING ANY MAINTENANCE ON THIS UNIT.
WARNING:
WHEN INSTALLING THIS FAN IN HAZARDOUS LOCATIONS, CHECK THE OPERATING
TEMPERATURE LIMITS PRIOR TO INSTALLATION TO BE SURE IT CONFIRMS TO THE ENVIRONMENTAL
TEMPERATURE RESTRICTIONS AND NEC CLASSIFICATIONS. CHECK THE NAMEPLATE FOR TEMPERATURE (T)
RATINGS.
WARNING:
TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT US ANY SOLID-STATE SPEED
CONTROL DEVICE WITH THESE FANS.
WARNING:
OPERATE FAN ONLY AT THE VOLTAGE OF YOUR SPECIFIC SUPPLY CIRCUIT.
WARNING:
SUBSTITUTE COMPONENTS MAY IMPAIR EXPLOSION PROOF SAFETY.
WARNING:
BEFORE SERVICING OR CLEANING THE UNIT, SWITCH THE POWER OFF AT THE SERVICE PANEL
AND LOCK SERVICE PANEL TO PREVENT POWER FROM BEING SWITCHED ON ACCIDENTALLY.
WIRE DIAGRAM
ALL ELECTRICAL WORK SHOULD BE PERFORMED BY A QUALIFIED ELECTRICIAN.
Be sure the voltage and cycles shown on the motor nameplate correspond to the power supply. Check product
nameplate for Ratings and Approvals. This fan is rated for single phase 115V or 230V AC 60Hz operation.
Refer to the diagram below, also located inside the terminal box cover or on the nameplate. BE SURE TO
CONNECT FOR THE VOLTAGE, FREQUENCY AND PHASE TO BE USED.
Before activating fan, inspect to be sure
that there are no obstructions or debris
that would interfere with the propeller.
Check all fasteners for tightness.
For
pre-wired
versions,
simplified
connections
like shown below
will be available
via a junction box on the back of the fan motor.
(877) 348-9680
