standardIEC 61643-11: 2011, EN 61643-11: 2012
accessories3 x 5SD7418-3 + 1 x 5SD7418-2
signal designoptical
design of pole3+N/PE
stripped length16 mm
— at 3 kA maximum0.4 kV
— at 5 kA maximum0.5 kV
fastening methodTH35 DIN rail
— at 10 kA maximum0.5 kV
tightening torque4.3 ... 4.7 N·m
shock acceleration30 gn
degree of pollution2
number of SPD ports1
product designationSurge protection device
design of the productCombination surge arresters
size of surge arrester4 TE
material of the enclosurePA 6.6 / PBT
type of distribution systemTT, TN-S
type of electrical connectionScrew terminal
total discharge current at (8/20) µs50 kA
short-circuit rating (SCCR) at 264 V25 kA
apparent power consumption maximum810 mVA
relative humidity during operation5 ... 95 %
designation of the protective pathsL-N, L-PE, N-PE
fuse protection type for T-connector160 A AC (gG)
value range of the operating frequency50 / 60 Hz
combustibility class according to UL 94V0
fuse protection type at V-shaped connection80 A AC (gG)
product component remote signaling contactNo
total lightning impulse current at (10/350) µs50 kA
— at rated value of discharge current maximum0.6 kV
design of the thread of the connection screwM5
overvoltage category according to IEC 61010-1III
adjustable response factor of tripping current1.6
protection class IP at connection all terminalsIP20
AWG number as coded connectable conductor cross section15 ... 2
installation altitude at height above sea level maximum2 000 m
vibrational acceleration at 5 Hz ... 500 Hz limited to 2,5 h per axis7.5 gn