EXP-RT-3PH-MIN.5-208V
Larson Electronics, LLC
Phone: (800) 369-6671
Fax: (903) 498-3364
www.larsonelectronics.com
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Explosion Proof Timer Switch
Class I, II, III - 5-Min Timer, 3PST Switch - NEMA - 208V AC, 3PH
Instruction Manual
Thank you for your purchase of the Larson Electronics
EXP-RT-3PH-MIN.5-208V
.
WARNING:
READ CAREFULLY BEFORE INSTALLING FIXTURE. RETAIN THESE INSTRUCTIONS FOR FUTURE REFERENCE.
CRITICAL SAFETY INSTRUCTIONS:
•
INSTALLATION SHOULD ONLY BE CONDUCTED BY A QUALIFIED ELECTRICIAN IN ACCORDANCE WITH NEC AND ANY
RELEVANT LOCAL BUILDING CODES.
•
RISK OF FIRE OR ELECTRIC SHOCK. FIXTURE INSTALLATION REQUIRES KNOWLEDGE OF
FIXTURE'S
ELECTRICAL
SYSTEMS. IF NOT QUALIFIED, 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.
WARNING
TO AVOID THE RISK OF FIRE, EXPLOSION OR ELECTRIC SHOCK, THIS PRODUCT SHOULD BE INSTALLED,
INSPECTED AND MAINTAINED BY A QUALIFIED ELECTRICIAN ONLY, IN ACCORDANCE WITH ALL
APPLICABLE ELECTRICAL CODES.
TO AVOID ELECTRIC 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.
The Larson Electronics EXP-RT-3PH-MIN.5-208V Explosion Proof Timer Switch provides timed controls for equipment in
combustible work sites and locations. Designed to operate on three-phase 208V AC, the 5-minute timer can be configured
using a 3PST switch. Constructed of copper-free aluminum, the unit is NEMA-rated for durability in rugged environments.
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
208V AC
.
Warning:
Check product label for correct input voltage!
Attach supply line wires to the appropriate light fixture wires as shown
in the diagram
Secure each pair of wires according to the diagram. Utilize a junction box or
similar device and take precautionary steps for weatherproofing all
connections if installed in a location where water may come in contact with the
unit. Ensure the unit is properly grounded and that wiring is done according to
all local and national electrical/building codes.
