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An electrical filter having a single pass-band extending from zero frequency to a specified cut-off frequency.
An electrical filter having a single pass-band extending from zero frequency to a specified cut-off frequency.
A system that provides lubricant to rotating or moving items.
A system that provides lubricant to rotating or moving items.
A physical object that is an electric light and its fittings.
A physical object that is an electric light and its fittings.
Multiple types , a point of attachment to pipework that allows samples to be taken.
Multiple types , a point of attachment to pipework that allows samples to be taken.
A level gauge that use a float containing a magnet to transfer information about its position to a indicator rail with white and red flaps mounted on the outside of the tube.
A level gauge that use a float containing a magnet to transfer information about its position to a indicator rail with white and red flaps mounted on the outside of the tube.
A level transmitter which uses a floater and magnetic contacts to measure and transmit level.
A level transmitter which uses a floater and magnetic contacts to measure and transmit level.
An access point that is of sufficient size to allow a person to safely enter a vessel, space, chamber or drain.
A physical object that contains a chamber with several openings.
A physical object that contains a chamber with several openings.
A manual call point is a device which enables personnel to raise an alarm in the event of a fire incident by pressing a frangible element to activate the alarm system.
A manual call point is a device which enables personnel to raise an alarm in the event of a fire incident by pressing a frangible element to activate the alarm system.
A control switch that is operated by a person.
A control switch that is operated by a person.
A switch which is operated by a person.
A switch which is operated by a person.
A valve that is regulated with hand power.
A valve that is regulated with hand power.
A place which is a passage or a way of exit or entrance.
A physical object that is related to the sea or sea transport.