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Technical DataApplicationSurge Protective Device for operating currents up to 6A with an impulse discharge current capability of 20 kA (8/20 µs)fulfil requirements acc. to IEC EN 61643 - 11.Type <strong>EnerPro</strong> <strong>12V</strong>-<strong>Tr</strong> 24V-<strong>Tr</strong> 36V-<strong>Tr</strong> 48V-<strong>Tr</strong> <strong>60V</strong>-<strong>Tr</strong>Article and order number 24 12 00 24 24 00 24 36 00 24 48 00 24 60 00Rated voltage (between 1- 2 resp. 1 p - 2 p ) U c [V-DC][V-AC]1282417362448306043Max. operating voltage(between 1- 2 resp. 1 p - 2 p )Umax [V-DC][V-AC]15102720402953378560Max. operating current Imax [A] 6 6 6 5 4Longitudinal DC resistance R [mΩ] ≤ 27Longitudinal inductance L [µH] ≤ 20Protection level line-ground at 1 kV/µs and Isn Urest [V] max. ≤800V………typical (90%) ≤650VProtection level line-line typ. at 1 kV/µs and Isn Urest [V] 20/27 37/55 55/85 85/110 95/1251) Short circuit) current extinction capability(line 1 – line 2) typ.1) Follow-on (short-circuit) current extinctioncapability (line-ground) typ.Nominal impulse discharge current10x at 8/20 µsIk [A-DC] ≤ 6 ≤ 6 ≤ 6 ≤ 1.0 ≤ 1.0Ik [A-DC] ≤ 1 ≤ 1 ≤ 1 ≤ 0.75 ≤ 0.75Isn [kA] 20Service life test current (500x at 10/700 µs) il [A] 200Max imp. discharge current at 10/700 µs Isgr [A] 1000Max. AC-discharge current (50 Hz / 5x 0.5 s) Iwn [A] 50Max. AC-current 50 Hz / 0.5 s Ig [A] 80Operating temperature range t [°C] - 25 ... + 85Wire cross-section [mm 2 ] Cu 2.5 rigid solid or 1.5 flexible stranded with isol. sleeve (for screwterminals)Housing size WxHxD (see drawing) [mm] 17.5x87x58 Polycarbonate-halogen-free / yellow (Polyurethane sealedprotection circuit)1) at higher short circuit currents, the follow-on (short circuit) current must be interrupted by an appropriate fuse (F) for extinguishing.(in alternating current mode the extinguishing capability is significantly higher than the short circuit currents indicated above)Dimensions (mm)Protection circuit Diagram17.528581<strong>EnerPro</strong>...V-<strong>Tr</strong>............1 pequipment2190 8765 87F+(−)−(+)4p221, 2 = unprotected side 1 p , 2 p = protected sidewidth of 17,5mm = 1 DIN - module size (1TE)<strong>EnerPro</strong> <strong>12V</strong>- <strong>60V</strong> -<strong>Tr</strong>08.02.2007) .pdf© copyright 2007 by LEUTRON <strong>GmbH</strong>Subject to technical modifications anddelivery possibilitiesLEUTRON <strong>GmbH</strong>Lightning- and Surge ProtectionHumboldtstrasse 30-32D-70771 Leinfelden-EchterdingenGERMANYTelephone +49 711 / 9 47 71-0Telefax +49 711 / 9 47 71-70Email: info@leutron.dewww.leutron.de
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