Larson Electronics EPS-FS-B-2PSW User manual
EPS-FS-B-2PSW
Larson Electronics, LLC Phone: (800) 369-6671 Fax: (903) 498-3364 www.larsonelectronics.com 1of 2
Explosion Proof Tumbler Switch
Class I, II, III - 2P, On/Off - Feraloy Iron Alloy - T3A/NEMA
Instruction Manual
Thank you for your purchase of the Larson Electronics EPS-FS-B-2PSW.
WARNING:
READ CAREFULLY BEFORE INSTALLING FIXTURE. RETAIN THESE INSTRUCTIONS FOR FUTURE REFERENCE.
CRITICAL SAFETY INSTRUCTIONS:
•INSTALLATION SHOULD ONLY BECONDUCTED BY A QUALIFIED ELECTRICIAN IN ACCORDANCE WITH NEC AND ANY
RELEVANT LOCAL BUILDING CODES.
•RISK OFFIRE OR ELECTRIC SHOCK. FIXTURE INSTALLATION REQUIRES KNOWLEDGE OF FIXTURE'S ELECTRICAL
SYSTEMS. IFNOTQUALIFIED, CONTACT A QUALIFIED ELECTRICIAN.
•BE CERTAIN ELECTRICAL POWER IS OFF BEFORE AND DURING INSTALLATION AND MAINTENANCE.
•MAKE SURE THE SUPPLY VOLTAGE IS THE SAME AS THE FIXTURE'S RATED VOLTAGE.
•TO PREVENT WIRING DAMAGE OR ABRASION, DO NOT EXPOSE WIRING TO EDGES OF SHEET METAL OR SHARP
OBJECTS. SUITABLE FOR DAMP LOCATIONS.
IMPORTANT
READ CAREFULLY BEFORE INSTALLING THIS FIXTURE. SAVE THESE INSTRUCTIONS FOR FUTURE
REFERENCE. THE EPS-FS-B-2PSW MUST BE WIRED IN ACCORDANCE WITH NATIONAL
ELECTRICAL CODE AND ALL APPLICABLE LOCAL CODES. PROPER GROUNDING IS REQUIRED FOR SAFETY.
WE STRONGLY ENCOURAGE ONLY ALICENSED ELECTRICIAN INSTALL, OPERATE AND MAINTAIN THIS
PRODUCT. IF YOU ARE NOT QUALIFIED OR UNFAMILIAR WITH ANY ASPECT OF THIS INSTRUCTION SHEET,
CONSULT AN ELECTRICIAN. THERE ARE NO SERVICEABLE PARTS INSIDE.
WARNING: MAKE SURE POWER IS TURNED OFF BEFORE STARTING THE
INSTALLATION OR PERFORMING ANY MAINTENANCE.
RISK OF FIRE/ELECTRIC SHOCK –DISCONNECT POWER AT BREAKER BEFORE INSTALLING OR SERVICING.
RISK OF PERSONAL INJURY –FIXTURE MAY BECOME UNSTABLE OR DAMAGED IF NOT INSTALLED PROPERLY.
RISK OF BURN –ALLOW FIXTURE TO COOL BEFORE SERVICING.
WARNING
TO AVOIDTHE RISKOF FIRE,EXPLOSION OR ELECTRIC SHOCK, THIS PRODUCT SHOULD BE INSTALLED,
INSPECTEDAND MAINTAINEDBY A QUALIFIED ELECTRICIANONLY, IN ACCORDANCEWITHALL
APPLICABLEELECTRICAL CODES.
TO AVOIDELECTRIC SHOCK:
•BE CERTAIN ELECTRICAL POWER IS OFF BEFORE AND DURING INSTALLATION AND MAINTENANCE.
•PRODUCT MUST BE CONNECTED TO A WIRING SYSTEM WITH AN EQUIPMENT-GROUNDING
CONDUCTOR.
TO AVOID EXPLOSION:
•MAKE SURE THE SUPPLY VOLTAGE IS WITHIN THE VOLTAGE RATING.
•ENSURE THE MARKED T RATING IS LESS THAN THE IGNITION TEMPERATURE OF THE HAZARDOUS
ATMOSPHERE.
•DO NOT OPERATE IN AMBIENT TEMPERATURES ABOVE THOSE INDICATED ON THE PRODUCT
NAMEPLATE.
•DO NOT OPERATE IF THE LENS, CORD, SEALS, HOUSING, RECEPTACLES, ETC. IS CRACKED OR
DAMAGED. IF SO, DISCONTINUE USE AND CONTACT MANUFACTURER FOR REPLACEMENT PARTS.
•ALL FASTENERS SHOULD BE PROPERLY SEATED.
EPS-FS-B-2PSW
Larson Electronics, LLC Phone: (800) 369-6671 Fax: (903) 498-3364 www.larsonelectronics.com 2of 2
The Larson Electronics EPS-FS-B-2PSW Explosion Proof Tumbler Switch provides a safe and secure method for operators
to interrupt power before connecting and disconnecting electrical equipment in hazardous locations. This 20-amp device is
compatible with single-phase 120-277V AC and features a lever switch. Operators may mount the NEMA-rated unit on
surfaces or walls.
WIRING
Standard pigtail(flying leads) wiring
We strongly encourage a licensed electrician install this product,in all locations especially in outdoor areas
where weatherproofing may be required. Universal voltage driver permits operation at 120-277V AC, 1PH.
Warning: Check product label for correct input voltage!
Attach supply line wires to the appropriate light fixture wires as shown
in thediagram
Secure each pair of wires according to the diagram. Utilize ajunction box or
similar device and take precautionary steps for weatherproofing all
connectionsif installed in alocation where water may come in contact with the
unit. Ensurethe unit is properly grounded and that wiring is done according to all
local and national electrical/building codes.
HUBS
Tapped conduit openings are provided on the top and bottom of the unit in feed through versions. Dead end versions have a
single conduit hub, providing easy and secure connection to main power supplies. Hub size options include the following:
1/2" NPT, 3/4" NPT or 1" NPT.
MOUNTING
Two 11/32" external mounting lugs provide simple and secure mounting on walls and flat surfaces. The unit box, switch and
face plate are all included with the product.
MAINTENANCE
There are no serviceable parts inside the fixture. However, itis good practice to routinely clean and check the
fixture for proper function.
USE AND CARE
Unauthorized modification may impair the function and/or safety of this device and could affect the life of the equipment.
Always check for damaged or worn out parts before using the device. Store it in a secure place out of the reach of
children when not in use.Inspect for good working condition prior to storage and before re-use.
REPLACEMENT PARTS
The EPS-FS-B-2PSW is designed to provide years of reliable performance. Should the need for replacement parts
arise, please contact Larson Electronics.
THESE INSTRUCTIONS MAY NOT COVER ALL DETAILS OR VARIATIONS OF THIS PRODUCT FOR YOUR EQUIPMENT OR INSTALLATION REQUIREMENTS.
SHOULD FURTHER INFORMATION NOT COVERED BY THESE INSTRUCTIONS BE REQUIRED, PLEASE CONTACT LARSON ELECTRONICS BY EMAIL AT
SALES@LARSONELECTRONICS.COM OR BY PHONE AT 1-800-369-6671 FOR FURTHER ASSISTANCE.
PLEASE VISIT LARSONELECTRONICS.COM FOR WARRANTY AND RETURN INFORMATION.
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