Signal SPD with pressure-resistant explosion-proof structure used in explosion-proof areas such as petrochemical plants.
The EX-L " " type is an explosion-proof signal SPD (surge protective device) designed to protect equipment from abnormal voltages induced by communication and signal cables in explosion-proof areas such as petrochemical plants and heavy chemical factories. It implements a CLP- " " type communication and signal SPD that complies with JIS C 5381-21 categories C2 and D1. 【Features】 ■ For signal use ■ Certified explosion-proof equipment (Certification number TC19314) ■ Applicable gas or vapor explosion grade and ignition degree: IIBT6 (For explosive gases with an ignition temperature exceeding 85°C and below 100°C) For more details, please refer to the catalog or feel free to contact us.
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basic information
**Main Specifications** ■ Model: CLP-K2 / CLP-N1 / CLP-NM / CLP-H3(a,b,c,d) ■ Applicable Circuits ・K2: Control circuits up to AC110V ・N1 / NM: Transport circuits, measurement circuits, control circuits (for balanced circuits) ・H3(a,b,c,d): 4-20mA circuits, compatible with various circuit voltages (a=6V, b=12V, c=24V, d=48V) ■ Maximum Continuous Operating Voltage Uc[VDC]: 180 / 52 / 170 / a=9, b=13.5, c=27, d=52 ■ Voltage Protection Level Up (1.2/50μs 10kV)[V] ・K2: 1300 ・N1: 900 ・NM: L-E 1000, L-L 50 ・H3(a,b,c,d): a=40, b=45, c=60, d=90 *For more details, please refer to the catalog or feel free to contact us.*
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Applications/Examples of results
【Applications】 ■ Used in control circuits, various communications, and signal circuits within explosion-proof areas ■ LNG plants ■ Oil storage bases ■ LPG gas bases *For more details, please refer to the catalog or feel free to contact us.
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Company information
Since its establishment in 1930, Sanko Shiya has expanded its business in response to the needs of the times, ranging from the design and manufacturing of communication safety devices and lightning rods to the design and manufacturing of meteorological observation instruments and optical technology-related equipment. Additionally, we established Franklin Japan (in Sagamihara City), a lightning and meteorological information company, and provide high-precision lightning strike information services through a lightning observation network installed across Japan, solidifying our position as the world's only comprehensive company related to 'lightning,' from observation to protection.