Control and protective switching devices
Find and specify control and protective switching devices from top manufacturers with NBS Source. Search 19 products that are ready to use on your projects. Classification Pr_75_51_52_15.
View manufacturers from Control and protective switching devicesShowing 1-19 of 19
DIN-Rail Sounder Controller-5 Amperes
Apollo Fire Detectors Ltd
Sounder Controller designed to control a zone of externally powered sounders and report the status to the control panel. DIN-Rail enclosure capable of clipping to a standard 35 mm DIN-Rail.
DIN-Rail Input-Output Unit
Apollo Fire Detectors Ltd
A loop powered Input/output unit providing a voltage-free relay output and a single monitored switch input. DIN-Rail enclosure capable of clipping to a standard 35 mm DIN-Rail.
Output Unit
Apollo Fire Detectors Ltd
An addressable loop powered Output Unit providing a voltage-free relay output. Capable of switching up to 30V at 1A.
Switch Monitor
Apollo Fire Detectors Ltd
An addressable loop powered Switch Monitor designed to monitor the state of one or more single pole, volt-free contacts.
Mains Switching Input-Output Unit
Apollo Fire Detectors Ltd
An addressable loop powered Mains Switching Input/ output Unit provides a voltage-free, single pole change-over relay output and a monitored switch input. Capable of switching 250V AC at up to 5A
Zone Monitor
Apollo Fire Detectors Ltd
An addressable loop powered Zone Monitor powers and controls the operation of a zone of up to 20 Apollo Series 65 or Orbis fire detectors from a Discovery or XP95 loop.
DIN-Rail Interface Enclosure
Apollo Fire Detectors Ltd
DIN-Rail Interface Enclosures are available in two sizes and can be used for housing intrinsically safe (IS) barriers or DIN-Rail mounted interfaces.
DIN-Rail Mains Input-Output Unit
Apollo Fire Detectors Ltd
Mains Switching Input/ output unit provides voltage-free, single pole change-over relay output and a monitored switch input. DIN-Rail enclosure capable of clipping to a standard 35 mm DIN-Rail.
Three Channel Input-Output Unit
Apollo Fire Detectors Ltd
An addressable three channel loop powered Input/ output Unit providing three voltage-free relay outputs and three monitored switch inputs.
DIN-Rail Dual Isolator
Apollo Fire Detectors Ltd
Dual Isolator provides two independent isolators which sense and isolate short circuits on Discovery/XP95 loops and spurs. DIN-Rail enclosure capable of clipping to a standard 35 mm DIN-Rail.
Sounder Control Unit
Apollo Fire Detectors Ltd
An addressable Sounder Control Unit used to control the operation of a zone of conventional sounders and report their status to the control panel. May be synchronised with loop sounders.
Switch Monitor Plus
Apollo Fire Detectors Ltd
An addressable loop powered Switch Monitor Plus designed to monitor the state of one or more single pole, volt-free contacts. Output for resetting a remote detector.
DIN-Rail Switch Monitor
Apollo Fire Detectors Ltd
Switch Monitor designed to monitor the state of one or more single pole, volt-free contacts. DIN-Rail enclosure capable of clipping to a standard 35 mm DIN-Rail.
Mini Switch Monitor
Apollo Fire Detectors Ltd
Mini Switch Monitor designed to be fitted on a standard 35 mm DIN-rail or mounted within an enclosure. Monitors the state of one or more single pole, volt-free contacts.
Input-Output Unit
Apollo Fire Detectors Ltd
An addressable loop powered Input/ output unit providing a voltage-free relay output and a single monitored switch input. Capable of switching up to 30V at 1A.
DIN-Rail Output Unit
Apollo Fire Detectors Ltd
A loop powered Output Unit providing a voltage-free relay output. Capable of switching up to 30V at 1A. DIN-Rail enclosure capable of clipping to a standard 35 mm DIN-Rail.
DIN-Rail Zone Monitor with Isolator
Apollo Fire Detectors Ltd
Zone Monitor powers and controls the operation of a zone of up to 20 Apollo Series 65 or Orbis detectors from a Discovery/XP95 loop.
Locally Powered Zone Monitor
Apollo Fire Detectors Ltd
An addressable Locally Powered Zone Monitor powers and controls the operation of a zone of up to 40 Orbis or Series 65 detectors.
DIN-Rail Switch Monitor Plus
Apollo Fire Detectors Ltd
Switch Monitor Plus monitoring the state of one or more single pole, volt-free contacts. Output for resetting a remote detector. DIN-Rail enclosure capable of clipping to a standard 35 mm DIN-Rail.
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