DEHNrail DR M 2P 255, DR M 2P 255, DR M 2P 255 953 200, 953 200, 953200, thiết bị chống sét nguồn điện cấp 3 - 255 V a.c - d.c
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DEHNrail DR M 2P 255, DR M 2P 255, DR M 2P 255 953 200, 953 200, 953200, thiết bị chống sét nguồn điện cấp 3 - 255 V a.c - d.c
DEHNrail DR M 2P 255, DR M 2P 255, DR M 2P 255 953 200, 953 200, 953200, thiết bị chống sét nguồn điện cấp 3 - 255 V a.c - d.c
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DEHNrail DR M 2P 255, DR M 2P 255, DR M 2P 255 953 200, 953 200, 953200, thiết bị chống sét nguồn điện cấp 3 - 255 V a.c - d.c
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Two-pole DEHNrail M 2P 255 surge arrester
Modular and pluggable two-pole surge arrester for protecting
terminal devices of industrial electronics equipment
Width: 1 module
Type 3 SPD according to EN 61643-11
Max. continuous operating voltage: 255 V a.c./d.c.
Total discharge current: 5 kA
Voltage protection level (L/N): < 1.25 kV
Backup fuse: 25 A gL/gG or B 25 A
Energy-coordinated according to IEC 62305-4 with arresters
of the Red/Line series
Fault indication
delivery and installation.
Brand: DEHN + SÖHNE
Type: DR M 2P 255
Part No.: 953 200
or equivalent.
Type |
DR M 2P 255 |
Part No. |
953 200 |
SPD according to EN 61643-11 / IEC 61643-11 |
type 3 / class III |
Nominal voltage (a.c.) (UN) |
230 V (50 / 60 Hz) |
Max. continuous operating voltage (a.c.) (UC) |
255 V (50 / 60 Hz) |
Max. continuous operating voltage (d.c.) (UC) |
255 V |
Nominal load current (a.c.) (IL) |
25 A |
Nominal discharge current (8/20 µs) (In) |
3 kA |
Total discharge current (8/20 µs) [L+N-PE] (Itotal) |
5 kA |
Combination wave (UOC) |
6 kV |
Combination wave [L+N-PE] (UOC total) |
10 kV |
Voltage protection level [L-N] / [L/N-PE] (UP) |
≤ 1250 / ≤ 1500 V |
Response time [L-N] (tA) |
≤ 25 ns |
Response time [L/N-PE] (tA) |
≤ 100 ns |
Max. mains-side overcurrent protection |
25 A gG or B 25 A |
Short-circuit withstand capability for mains-side overcurrent protection with 25 A gG (ISCCR) |
6 kArms |
Temporary overvoltage (TOV) [L-N] (UT) – Characteristic |
335 V / 5 sec. – withstand |
Temporary overvoltage (TOV) [L-N] (UT) – Characteristic |
440 V / 120 min. – safe failure |
Temporary overvoltage (TOV) [L/N-PE] (UT) – Characteristic |
335 V / 120 min. – withstand |
Temporary overvoltage (TOV) [L/N-PE] (UT) – Characteristic |
440 V / 5 sec. – withstand |
Temporary overvoltage (TOV) [L+N-PE] (UT) – Characteristic |
1200 V + UREF / 200 ms – safe failure |
Operating temperature range (TU) |
-40 °C ... +80 °C |
Operating state / fault indication |
green / red |
Number of ports |
1 |
Cross-sectional area (min.) |
0.5 mm2 solid / flexible |
Cross-sectional area (max.) |
4 mm2 solid / 2.5 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 |
1 module(s), DIN 43880 |
Approvals |
KEMA, VDE, UL, CSA |
Weight |
81 g |
GTIN |
4013364108301 |
PU |
1 pc(s) |
Part No. |
953 200 |