Dehn DGMTT ACI275FM Type 2 20KA 3+1 Surge Arrester 952341

Type 2 arresters there are the surge arresters that protect the system from surges and spikes that may be caused by the operator's maintenance work on the line.

Characteristics:

• L-N/N-PE protection level (UP ) 1.5 / ? 1.5 kV
• L-N /N-PE protection level with 5 kA (UP ) ? 1,5 / ? 1.5 kV
• N-PE network subsequent current quenching capability (Ifi ) 100 Aeff
• L-N tripping time (tA ) 100 ns
• N-PE tripping time (tA ) 100 ns
• Additional external fuse required no
• Short circuit withstand (ISCCR ) 25 kAeff
• TOV voltage: L-N (UT) Characteristic 440 V / 120 min. tightness
• TOV voltage: N-PE (UT) Characteristic 1200 V / 200 ms holding
• Leakage current No leakage current
• Operating temperature (TU ) -40 °C ... +80 °C
• Operation / fault indication green / red
• Number of ports 1
• Connection cross-section (min.) 1.5 mm2 rigid / flexible
• Connection cross section (max.) 35 mm2 semi-rigid / 25 mm2 flexible
• Mounting on 35 mm profile rail according to EN 60715
• Enclosure material thermoplastic, color red, UL 94 V-0
• Indoor mounting location
• Degree of protection IP20
• Dimensions 4 units, DIN 43880
• KEMA approvals
• FM contact/form dry changeover contact
• AC rating 250 V / 0.5 A
• DC rating 250 V / 0.1 A; 125 V / 0.2 A; 75 V / 0.5 A
• FM terminal connection cross section max. 1.5 mm2 rigid / flexible