HSA-275 S (Hakel Surge Arrester) of the „G-Line“ range is a surge arrester according to EN 61643-11:2012 (IEC 61643-11:2011) consisting of high energy varistors. Its parameters enable its use in complex circumstances. The device is to be installed on the interface of LPZ 1 – LPZ 2 and higher zones according to standard EN 62305:2011 (IEC 62305:2010), i.e. into subsidiary switchboards and control boxes.
Dimension drawing
Internal wiring diagram
Installation diagram
PARAMETERS
| Test class according to EN 61643-11:2012 (IEC 61643-11) | TYPE 2+3, CLASS II+III | |
| Maximum continuous operating voltage | UC | 275 V AC / 350 V DC |
| Maximum discharge current | Imax | 50 kA |
| Nominal discharge current for class II test (8/20) | In | 20 kA |
| Open circuit voltage | Uoc | 6 kV |
| Voltage protection level | Up | < 1,2 kV |
| Voltage protection level at UOC | Up | < 800 V |
| Temporary overvoltage (TOV) | UT | 337 V/5 s |
| Response time | tA | < 25 ns |
| Max. back-up fuse | 160 A gL/gG | |
| Short-circuit current rating at max. back-up fuse | ISCCR | 60 kArms |
| LPZ | 1-3 | |
| Housing material | Polyamid PA6, UL94 V-0 | |
| Degree of protection of enclosure | IP20 | |
| Operating temperature | ϑ | -40 °C ... +70 °C |
| Cross-section of the connected conductors (at tightening moment of clamps 3 Nm) |
25 mm2 (solid) 16 mm2 (wire) |
|
| Method of assembly | DIN rail 35 mm / any | |
| Failure signalisation (S) | optical function signalization target clear – ok / optical function signalization target red - fault | |
| Potential free signal contact (S) (recommended cross-section of remote monitoring max.1 mm2) | AC: 250 V / 1,5 A, DC: 250 V / 0,1 A | |
| Lifetime | min. 100 000 h | |
| Weight | m | 93 g |
| Article number | 24 520 |
NOTES
S indication specifies a version with remote monitoring.
CERTIFICATIONS
DOWNLOADS
| Catalogue | |
| Installation instructions (2.27 MB) | |
| 2D model (482.48 KB) | for registered only |
| 3D model (661.11 KB) | for registered only |