Larson Electronics EPS-PB10-GRN-2XC User manual

EPS-PB10-GRN-2XC
Larson Electronics, LLC Phone: [phone] Fax: [phone] www.larsonelectronics.com
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Explosion Proof Green Mushroom Push Button Switch
(2) Contact Blocks - Class I and II, Division 1 and 2
Instruction Manual
Thank you for your purchase of the Larson Electronics EPS-PB10-GRN-2XC.
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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-PB10-GRN-2XC 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.
The Larson Electronics EPS-PB10-GRN-2XC explosion proof single green push button switch is designed for use in
hazardous work areas, such as chemical plants, oil refineries and settings where combustible gases or dust may be
present. This 10-amp device features the following explosion proof ratings: Class I Division 1 and 2; and Class II Division
1 and 2. In industrial and commercial settings, the front-operated push button switch may be used to support basic
features of machines lacking electrical circuits for control. When ordering this unit, buyers may choose from 1/2" and 3/4",
dead end and feed thru options.

EPS-PB10-GRN-2XC
Larson Electronics, LLC Phone: [phone] Fax: [phone] www.larsonelectronics.com
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CAUTION:
A nameplate is furnished on the cover reading "DISCONNECT THIS
ENCLOSURE FROM SUPPLYING CIRCUIT BEFORE OPENING". Be
sure the flame paths (cover to box mating surfaces and threaded
openings) do not become damaged or out of tolerance (refer to back of
sheet for tolerances). Do not install in a corrosive area which will attack
the" copper free" aluminum alloy or stainless steel parts unless the
castings and parts have been protected against the specific corrosive
environment.
DESCRIPTION:
The EPS-PB10-2XCseries maintained contact, mushroom
head, push/pull operator assemblies are for use in hazardous
location Class I,Groups B, C& D;Class II, Groups E, F & G;
Class III areas when used with deep style boxes. These units
are heavy-duty, 600 V ACrated.
OPERATION:
The mechanical action ofthese devices ismaintained push/pull
operation. The electrical action is dependent upon the contact
block used (see reverse side for details).
MAINTENANCE:
For detail ofparts, refer to the back side ofthis sheet. To
prevent binding, the knob and collar area should be cleaned
periodically.
INSTALLATION
EPS-PB10-2XC-M2-YR devices are for surface mounting in hazardous
atmospheres, as defined in the NEC Article 500. They contain an electrical device, and must have
conduit sealing fittings (per NEC article 50 1-5) on all conduit openings. Use Larson Electronics
"EYM"series (or equivalent). Mount the box using the cast mounting lugs provided. Install sealing
fittings as required in Class I & IT areas.
Thread conduit on to seals (NOTE: FOR CLASS I AREAS, CONDUIT MUST ENGAGE A MINIMUM
OF 5 FULL THREADS). The conduit threads should be lubricated with a non-electrical insulating
lubricant, or pipe joint compound which will not promote corrosion or chemically attack aluminum.
After conduit system has been properly installed, pull the supply wires and make wiring connections
as required. The electrical circuits and ground continuity should be checked with an instrument
approved for the area.

EPS-PB10-GRN-2XC
Larson Electronics, LLC Phone: [phone] Fax: [phone] www.larsonelectronics.com
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A FLAME PATH ISMACHINED ONBOX& COVER SUCH THAT A 0.0015" FEELER GAUGE WILL
NOT ENTER THE JOINT MORE THAN 1/8" WHEN FULLY ASSEMBLED AND BOLTED. CARE
MUST BE TAKEN THAT MACHINED SURFACES AND THREADED AREAS ARE NOT DAMAGED.
REMEMBER TOSAVE ONE OFTHESE SHEETS FOR MAINTENANCE PERSONNEL.
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-PB10-GRN-2XC 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
[e-mail] OR BY PHONE AT 1-800-369-6671 FOR FURTHER ASSISTANCE.
PLEASE VISIT LARSONELECTRONICS.COM FOR WARRANTY AND RETURN INFORMATION.