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Lightning & Surge Protection

DEHN COORD. LIGHTN. CURRENT ARRESTER TYPE 1 DEHNBLOC MAXI CI 440 V AC W. BACKUP FUSE DBM1CI440FM

Product Code: DBM1CI440FM

Coordinated single-pole spark-gap-based type 1 lightning current arrester of type DEHNbloc Maxi CI according to EN 61643-11 with integrated backup fuse. High follow current extinguishing capability and limitation thanks to RADAX Flow technology. For protecting low-voltage consumer's installations against surges and even direct lightning strikes. For installation in conformity with the lightning protection zone concept at the boundaries from 0A - 1.

Technical Specifications

Brand DEHN
Article No. 961146
Circuit Type MSB
Degree of Protection IP20
Dimensions (mm) 0.2W x 0.27L x 0.08D
Follow Current Extinguishing Capability AC (kArms) 50
Integral Fuse Yes
Lightning Impulse Current (10/350 µs) - Iimp (kA) 35
Maximum Continuous Operating Voltage MCOV AC (V) 440
Mounting Type DIN Rail
No. of Modules 3
No. of Poles 1P
Nominal Discharge Current (8/20µs) - In (kA) 35
Nominal Voltage AC (V) 400/690
Operating State/Fault Indication Green/Red
Response Time (ns) ≤ 100
Signal C/O Contact Yes
Voltage Protection Level - Up (kV) ≤ 2.5
Weight (kg) 1.18

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