Surge arrester for intrinsically safe measuring circuits and bus systems
Maximum discharge capacity for two-pole, three-pole or four-pole interfaces
Low voltage protection level, capable of protecting terminal equipment
Wide range of approvals: ATEX, IECEx, CSA Hazloc
Arrester consists of a protection module and a base part
Easy replacement of protection modules without force
All protection components are integrated in the protection module
Arrester with integrated LifeCheck for preventive arrester monitoring
Functional and appealing design
DIN rail mounted arrester with integrated earthing
Minimum space requirements, two pairs over a width of 12 mm
Vibration and shock-tested for safe operation
Space-saving LifeCheck-equipped surge arrester module for protecting two pairs in intrinsically safe measuring circuits and bus systems, meets FISCO requirements. ATEX. Insulation strength > 500 V line-earth.
If LifeCheck detects thermal or electrical overload, the arrester has to be replaced. This status is indicated contactlessly by DEHNrecord LC / SCM / MCM.