DB 1 255 H, DB 1 255 H 900 222, 900 222, 900222, thiết bị chống sét nguồn điện 1 pha, thiết bị cắt lọc sét 1 pha, DEHN, Hahitech

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DB 1 255 H, DB 1 255 H 900 222, 900 222, 900222, thiết bị chống sét nguồn điện 1 pha, thiết bị cắt lọc sét 1 pha, DEHN, Hahitech

DB 1 255 H, DB 1 255 H 900 222, 900 222, 900222, thiết bị chống sét nguồn điện 1 pha, thiết bị cắt lọc sét 1 pha, DEHN, Hahitech



Download tài liệu DB 1 255 H

Download tài liệu hướng dẫn lắp đặt DB 1 255 H

Download tài liệu thiết bị chống sét DEHN

 

 

DEHNbloc 1 255 H lightning current arrester
Single-pole lightning current arrester for 230/400 V systems
Type 1 SPD according to EN 61643-11
RADAX Flow spark gap technology
for high follow current limitation
Fault indication
Max. continuous operating voltage: 255 V a.c.
Voltage protection level: <= 4 kV
Lightning impulse current (10/350): 50 kA
Follow current extinguishing capability: up to 50 kArms
Energy-coordinated according to IEC 62305-4
with arresters of the Red/Line series

delivery and installation.

Brand: DEHN + SÖHNE
Type: DB 1 255 H
Part No.: 900 222

or equivalent.

Type

DB 1 255 H

Part No.

900 222

SPD according to EN 61643-11 / IEC 61643-11

type 1 / class I

Nominal voltage (a.c.) (UN)

230 V (50 / 60 Hz)

Max. continuous operating voltage (a.c.) (UC)

255 V (50 / 60 Hz)

Lightning impulse current (10/350 µs) (Iimp)

50 kA

Specific energy (W/R)

625.00 kJ/ohms

Voltage protection level (UP)

≤ 4 kV

Follow current extinguishing capability (a.c.) (Ifi)

50 kArms

Follow current limitation / Selectivity

no tripping of a 32 A gG fuse up to 50 kArms (prosp.)

Response time (tA)

≤ 100 ns

Max. backup fuse up to I= 50 kArms (t≤ 0.2 s)

500 A gG

Max. backup fuse up to I= 50 kArms (t≤ 5 s)

315 A gG

Max. backup fuse for I> 50 kArms

200 A gG

Max. backup fuse (L-L')

125 A gG

Temporary overvoltage (TOV) (UT) – Characteristic

440 V / 120 min. – withstand

Operating temperature range (parallel connection) (TUP)

-40 °C ... +80 °C

Operating temperature range (series connection) (TUS)

-40 °C ... +60 °C

Number of ports

1

Cross-sectional area (L, L', N/PEN, N'/PEN) (min.)

10 mm2 solid/flexible

Cross-sectional area (L, N/PEN) (max.)

50 mm2 stranded / 35 mm2 flexible

Cross-sectional area (L', N'/PEN) (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

2 module(s), DIN 43880

Approvals

KEMA

Weight

331 g

GTIN

4013364102521

PU

1 pc(s)

Part No.

900 222

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