China Good Price Osyexp and Pibvexp Explosion Proof Supervisory Switch UL FM
Model No.: OSYEXP / PIBVEXP
OSYEXP and PIBVEXP
System Sensor's OSYEXP and PIBVEXP explosion proof supervisory switches are designed for hazardous locations and to handle extreme conditions.
These units are ideal for installation in hazardous locations classified as follows:
Class I, Groups C, D, Division 1 and 2
Class II, Groups E, F, G, Division 1 and 2
Intended Use. The OSYEXP is intended for use with outside screw and yoke type valves, while the PIBVEXP monitors the open position of post indicator and butterfl y type valves.
Robust Construction. The OSYEXP and PIBVEXP switches are contained in a compact and rugged NEMA 1, 7 and 9 rated enclosure. The enclosure operates across a wide temperature range, from -40°F to 160°F.
Simplified Operation. The OSYEXP and PIBVEXP covers are secured with four captured screws to prevent screw misplacement while the cover is removed. A single tapped conduit entrance and ample wiring space provide quick and easy electrical connection.
>Designed and approved to operate in hazardous locations
>NEMA 1, 7 and 9 enclosure rating
>Compact, rugged housing
>Ample wiring space
>Captured cover screws
>Single conduit entrance
Model shall be an OSYEXP or PIBVEXP as manufactured by System Sensor. The OSYEXP and PIBVEXP shall be installed on each valve as designated on the drawings and/or specifi ed herein. Switches shall be mounted so as not to interfere with the normal operation of the valve and shall be adjusted to operate within two revolutions of the valve control or when the valve fl ag has moved no more than one-fi fth of the distance from its normal position. The mechanism shall be contained in a NEMA 1, 7 and 9 rated metal enclosure, which shall provide a side entrance for ½˝ conduit and incorporate a ½˝ NPT nipple for attachment to the valve body. A grounding provision shall be provided. The switch assembly shall include one SPDT (Form C) switch with a rated capacity of 15 A, 125/250/480 VAC; 1/8 hp, 125 VAC; ¼ hp, 250 VAC; ½ A, 125 VDC; ¼ A, 250 VDC. The cover shall contain captivated screws. The OSYEXP's and PIBVEXP's switch shall be Underwriters Laboratories listed for indoor use and CSA certified.
Physical/Operating Specifi cations
Overall Dimensions, Installed OSYEXP: 7˝L × 3.125˝D × 4.875˝H
PIBVEXP: 3.75˝L × 3.25˝D × 4.5˝H
Shipping Weight OSYEXP: 1.25 lbs.
PIBVEXP: 1.75 lbs.
Operating Temperature Range -40°F to 160°F (-40°C to 71°C)
Enclosure Rating NEMA 1, 7 and 9 - suitable for indoor applications
Conduit Entrances One tapped opening for ½˝ conduit
Pressure Connection ½˝ NPT male brass fi tting
Actuating Lever Extension Length for OSYEXP (max.) 2˝ from nipple
Hazardous Locations Classifi cations Class I, Groups C, D
Class II, Groups E, F, G
Contact Ratings One SPDT (Form C) switch:
15 A, 125/250/480 VAC
1⁄8 hp, 125 VAC
¼ hp, 250 VAC
½ A. 125 VDC
¼ A. 250 VDC
Service Use Automatic Sprinkler: NFPA-13
One or two family dwelling: NFPA-13D
Residential occupancy up to four stories: NFPA-13R
National Fire Alarm Code: NFPA-72
Warranty 3 years
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