Sản phẩm mới
DSH TT 255, DSH TT 255 941 310, 941 310, 941310, chống sét nguồn điện 3 pha, DEHNshield TT, nhập khẩu thiết bị chống sét DEHN
This product is no longer in stock
Availability date:
DSH TT 255, DSH TT 255 941 310, 941 310, 941310, chống sét nguồn điện 3 pha, DEHNshield TT, nhập khẩu thiết bị chống sét DEHN
DSH TT 255, DSH TT 255 941 310, 941 310, 941310, chống sét nguồn điện 3 pha, DEHNshield TT, nhập khẩu thiết bị chống sét DEHN
Recipient :
* Required fields
or Cancel
DSH TT 255, DSH TT 255 941 310, 941 310, 941310, chống sét nguồn điện 3 pha, DEHNshield TT, nhập khẩu thiết bị chống sét DEHN
Download tài liệu hướng dẫn lắp đặt DSH TT 255
Download tài liệu thiết bị chống sét DEHN
DEHNshield TT 255 combined arrester Four-pole combined arrester for 230/400 V TT und TN (C)-S systems, width: 4 mod. Type 1 + type 2 SPD according to EN 61643-11 Application-optimised use in compact electrical installations Spark gap technology with follow current limitation Fault indication Max. continuous operating voltage: 255 V a.c. Voltage protection level: <= 1.5 kV Lightning impulse current (10/350): 50 kA Energy-coordinated according to IEC 62305-4 with arresters of the Red/Line series and terminal equipment
delivery and installation.
Brand: DEHN + SÖHNE
Type: DSH TT 255
Part No.: 941 310
or equivalent.
Type |
DSH TT 255 |
Part No. |
941 310 |
SPD according to EN 61643-11 / IEC 61643-11 |
type 1 + type 2 / class I + class II |
Energy coordination with terminal equipment (≤ 5 m) |
type 1 + type 2 + type 3 |
Nominal voltage (a.c.) (UN) |
230 / 400 V (50 / 60 Hz) |
Max. continuous operating voltage (a.c.) (UC) |
255 V (50 / 60 Hz) |
Lightning impulse current (10/350 µs) [L1+L2+L3+N-PE] (Itotal) |
50 kA |
Specific energy [L1+L2+L3+N-PE] (W/R) |
625.00 kJ/ohms |
Lightning impulse current (10/350 µs) [L-N]/[N-PE] (Iimp) |
12.5 / 50 kA |
Specific energy [L-N]/[N-PE] (W/R) |
39.06 / 625.00 kJ/ohms |
Nominal discharge current (8/20 µs) [L-N]/[N-PE] (In) |
12.5 / 50 kA |
Voltage protection level [L-N]/[N-PE] (UP) |
≤ 1.5 / ≤ 1.5 kV |
Follow current extinguishing capability [L-N]/[N-PE] (Ifi) |
25 kArms / 100 Arms |
Follow current limitation / Selectivity |
no tripping of a 32 A gG fuse up to 25 kArms (prosp.) |
Response time (tA) |
≤ 100 ns |
Max. mains-side overcurrent protection |
160 A gG |
Temporary overvoltage (TOV) [L-N] (UT) – Characteristic |
440 V / 120 min. – withstand |
Temporary overvoltage (TOV) [N-PE] (UT) – Characteristic |
1200 V / 200 ms – withstand |
Operating temperature range (TU) |
-40 °C ... +80 °C |
Operating state / fault indication |
green / red |
Number of ports |
1 |
Cross-sectional area (L1, L2, L3, N, PE, 9) (min.) |
1.5 mm2 solid / flexible |
Cross-sectional area (L1, L2, L3, N, PE, 9) (max.) |
35 mm2 stranded / 25 mm2 flexible |
For mounting on |
35 mm DIN rails acc. to EN 60715 |
Enclosure material |
thermoplastic, red, UL 94 V-0 |
Place of installation |
indoor installation |
Degree of protection |
IP 20 |
Capacity |
4 module(s), DIN 43880 |
Approvals |
KEMA, VDE, UL |
Extended technical data: |
--------------------------------- |
Voltage protection level [L-PE] (UP) |
2.0 kV |
Weight |
480 g |
GTIN |
4013364131798 |
PU |
1 pc(s) |
Part No. |
941 310 |