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Lightning & Surge Protection

DEHN DEHNFLEX M SURGE ARRESTER DFLM255

Product Code: DFLM255

Two-pole DEHNflex surge arrester (type 3 according to EN 61643-11) with monitoring device and disconnector. Enhanced safety du to Y protective circuit. For protecting electronic equipment against surges. For installation in electrical installation systems, e.g. flush-mounted systems, cable ducts and flush-type boxes.

Technical Specifications

SPD Type Type 3
Brand DEHN
Article No. 924396
Circuit Type Final Sub Circuit
Degree of Protection IP20
Dimensions (mm) 0.07W x 0.09L x 0.02D
Maximum Continuous Operating Voltage MCOV AC (V) 255
No. of Poles 2P+PE
Nominal Discharge Current (8/20µs) - In (kA) 1.5
Nominal Voltage AC (V) 230
Operating State/Fault Indication Fault - Acoustic Signal On
Response Time (ns) ≤ 25 (L-N), ≤ 100 (L/N-PE)
Short-Circuit Withstand Capability - Iscc? (kArms) 1
Total Discharge Current (8/20µs) - Itotal (kA) 3 (L+N-PE)
Voltage Protection Level - Up (kV) ≤ 1.25 (L-N)/ ≤ 1.5 (L/N-PE)
Weight (kg) 0.04

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