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Lightning & Surge Protection

DEHN DEHNGUARD M SURGE ARRESTER TYPE 2 4-POLE UC 275V W. ACI TECHNOLOGY DGMTTACI275FM

Product Code: DGMTTACI275FM

Multipole DEHNguard M ACI surge arrester type 2 according to EN 61643-11 with integrated ACI switch / spark gap combination consisting of a base part and plug-in protection modules. High reliability due to Thermo Dynamic Control SPD monitoring device. For protecting low-voltage consumer's installations against surges.

Technical Specifications

Brand DEHN
Article No. 952341
Circuit Type DB
Degree of Protection IP20
Dimensions (mm) 0.08W x 0.1L x 0.07D
Follow Current Extinguishing Capability AC (kArms) 0.1 (N-PE)
Integral Fuse Yes
Maximum Continuous Operating Voltage MCOV AC (V) 275 (L-N)/255 (N-PE)
Mounting Type DIN Rail
No. of Modules 4
No. of Poles 4P+PE
Nominal Discharge Current (8/20µs) - In (kA) 20 (L-N)/80 (N-PE)
Nominal Voltage AC (V) 230/400
Operating State/Fault Indication Green/Red
Response Time (ns) ≤ 100 (L-N)/≤ 100 (N-PE)
Short-Circuit Withstand Capability - Iscc? (kArms) 25
Signal C/O Contact Yes
Voltage Protection Level - Up (kV) ≤ 1.5
Weight (kg) 0.46

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