Larson Electronics EPCS-PB10-1XMPB-3PSW Manual de usuario
EPCS-PB10-1XMPB-3PSW
Larson Electronics, LLC Fax: (903) 498-3364 www.larsonelectronics.com
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Explosion Proof 3-Position Push Button Switch - Class I, II, III - (1) 3-position
Switch, (1) Push Button - NEMA
Instruction Manual
Thankyou for your purchase of the Larson Electronics EPCS-PB10-1XMPB-3PSW.
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 EPCS-PB10-1XMPB-3PSW 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.
The Larson Electronics EPCS-PB10-1XMPB-3PSW Explosion Proof Control Station is suitable for use in Class I, II and III rated
combustible sites. This weatherproof unit features a 600V AC voltage rating. Operators may access one, 3-position switch and an
explosion proof push button on the NEMA-rated device.
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 600V.
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 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.
Phone: 877-348-9680
Larson Electronics, LLC Fax: (903) 498-3364 www.larsonelectronics.com
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Ratings/Approvals
Class I, Divisions 1&2 Groups C,D
Class II, Division 1, Groups E, F, G
Class III
NEMA 7 (C, D), 9 (E, F, G)
CAUTION: Before installing, make sure you are compliant with area classifications, as
failure to do so may result in bodily injury, death and property damage. Do not attempt
installation until you are familiar with the following procedures. All installation must comply
with the applicable Electrical Code(s).
Make sure that the circuit is de-energized before starting installation or maintenance. Verify
that the installation is grounded. Failure to ground will create electrical shock hazards,
which can cause serious injury and or death.
MOUNTING INSTRUCTIONS
To install the product correctly, follow the steps below:
PUSHBUTTONS:
1. Disconnect the contact block from the assembly by sliding the cage locking tab
clockwise.
2. Remove the nut and protective sleeve from the threaded body.
3. Place the legend plate when used under the knob, or attach to the enclosure, if
applicable.
4. Make sure the operator threads and surface being attached to are clean and free of
debris. Screw the pushbutton assembly into the enclosures 3/4” NPSM or M22x1,5
threaded entry and torque 3 N-m to 6 N-m (27 in.-lbs. to 53 in.-lbs.). Ensure legend
plate is held in place to prevent rotation, if applicable.
5. Install the nut onto the assembly threaded body and torque to 2 N-m (18 in.-lbs.) with an
appropriate tool.
6. Installing the contact block to the assembly:
a. With the cage locking tab held in the clockwise position, align the assembly channel
with the locking cage ID tabs on the contact block and slide the block onto the
assembly.
b. Move the cage tab counterclockwise to lock switch in place.
c. Verify orientation of block is such that control wires and certification tag won't be
directed into flame path of cover/body.
After performing the connections described above, the product can be safely used, and the
ingress of protection is assured.
Phone: 877-348-9680
EPCS-PB10-1XMPB-3PSW
Larson Electronics, LLC Fax: (903) 498-3364 www.larsonelectronics.com 3of 3
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 EPCS-PB10-1XMPB-3PSW 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.
Phone: 877-348-9680
EPCS-PB10-1XMPB-3PSW
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