Bolted Pressure Switch Maintenance

Since a bolted pressure switch is a mechanical device it does require a certain amount of regular maintenance to keep it working properly and dependably.

Bolted pressure switch maintenance.

They are commonly used as the main service switch in a facility. This type of maintenance strategy is performed at predetermined frequency regardless of the conditions under which a bolted pressure switch operates. The bolted pressure switch and. Pringle bolted pressure contact switches.

If you need help identifying these switches ask your local licensed electrician to inform you of any bolted pressure switches on the premises. Switches are custom built and used in many heavy duty applications. Applying bolted pressure at both the hinge and jaw contacts. They re ul 977 listed 100 rated and utilize class l fuses.

Maintenance includes regular visual inspection of the switch contacts and operating mechanisms. We maintain an extensive inventory of bolted pressure switches and replacement parts including switch mechanisms pole assemblies switch blades hinge and jaw contacts bolting mechanism handles etc. They can also be used for other large feeder loads usually near the main switchgear. In addition to high pressure switches we also inventory and service standard disconnect switches commonly known as a switch disconnect switch disconnector fuse switch disconnector or.

Shows clamping mechanism detail why our bolted pressure 1 contact switch works better conducts high current with greater efficiency than knife spring or butt contact devices the bolted contact switch opens and closes easily. Various manufacturers make bolted pressure switches. It this method is applied too strictly however it may lead to excessive work efforts and costs. Service entrance fused power circuit devices integral ground fault open type double throw manual transfer.

Manufacturer of ul listed load break fusible switches 30 4000 amps. Eaton s pringle bolted pressure contact switches are fused power circuit devices ideal for high current applications. The product line includes quick action qa charge before close cbc and fault protector fp open designs along with nema 12 enclosed pringle mill switches pms. Some of the basic function design requirements for maintenance and testing methods for bolted pressure switches are described here.

A bolted pressure switch is often the main disconnect for a facility. A bolted pressure switch is a heavy duty switch and it is used in the operation of power equipment. They open and close easily and conduct high current with greater efficiency than knife spring or butt contact devices. Filnor bolted pressure contact switches are designed for ease of operation with low maintenance dependability and safety while maintaining an economical price.

Eaton s pringle bolted pressure contact switches are available for switchboard applications both new and existing. Shows clamp nut h with pressure adjustment 4.