BLITZDUCTOR BXT ML4 BD EX 24 920 381, 920 381, 920381, chống sét đường tín hiệu đo lường, điều khiển, truyền thông, DEHN

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BLITZDUCTOR BXT ML4 BD EX 24 920 381, 920 381, 920381, chống sét đường tín hiệu đo lường, điều khiển, truyền thông, DEHN

BLITZDUCTOR BXT ML4 BD EX 24 920 381, 920 381, 920381, chống sét đường tín hiệu đo lường, điều khiển, truyền thông, DEHN


Download tài liệu BXT ML4 BD EX 24

Download tài liệu lắp đặt BXT ML4 BD EX 24

 

Download tài liệu thiết bị chống sét DEHN

 

BXT ML4 BD EX 24 surge protection module with LifeCheck
BLITZDUCTOR XT surge arrester module
SPD class: type 2 / P1
tested to EN 61643-21 and
energy-coordinated acc. to IEC 61643-22
For protecting two pairs of intrinsically safe
and galvanically isolated balanced interfaces,
4-20 mA, Profibus PA.
Integrated LifeCheck for contactless arrester testing
Can be plugged into BXT BAS EX base parts
Max. input voltage acc. to EN 60079-11: 30 V
Max. input current acc. to EN 60079-11: 0.5 A
C2 Total nominal discharge current (8/20 µs): 20 kA

delivery and installation.

Brand: DEHN + SÖHNE
Type: BXT ML4 BD EX 24
Part No.: 920 381

or equivalent.


Specifications

 

Type

BXT ML4 BD EX 24

Part No.

920 381

SPD class

TYPE 2|P1

SPD monitoring

LifeCheck

Nominal voltage (UN)

24 V

Max. continuous operating voltage (d.c.) (Uc)

33 V

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

23 V

Max. input voltage acc. to EN 60079-11 (Ui)

30 V

Max. input current acc. to EN 60079-11 (Ii)

0.5 A

D1 Total lightning impulse current (10/350 µs) (Iimp)

4 kA

D1 Lightning impulse current (10/350 µs) per line (Iimp)

1 kA

C2 Total nominal discharge current (8/20 µs) (In)

20 kA

C2 Nominal discharge current (8/20 µs) per line (In)

5 kA

Voltage protection level line-line for Iimp D1 (Up)

≤ 50 V

Voltage protection level line-PG for Iimp D1 (Up)

≤ 1300 V

Voltage protection level line-line for IC2 (Up)

≤ 52 V

Voltage protection level line-PG for IC2 (Up)

≤ 1400 V

Voltage protection level line-line at 1 kV/µs C3 (Up)

≤ 45 V

Voltage protection level line-PG at 1 kV/µs C3 (Up)

≤ 1100 V

Series resistance per line

1.0 ohm

Cut-off frequency line-line (fG)

7.7 MHz

Capacitance line-line (C)

≤ 0.8 nF

Capacitance line-PG (C)

≤ 16 pF

Operating temperature range (TU)

-40 °C ... +80 °C

Degree of protection (with plugged-in protection module)

IP 20

Plugs into

base part

Earthing via

base part

Enclosure material

polyamide PA 6.6

Colour

blue

Test standards

IEC 61643-21 / EN 61643-21, UL 497B

Approvals *)

CSA, EACEx, ATEX, IECEx, CSA & USA Hazloc, SIL, Inmetro

SIL classification

up to SIL3 *)

ATEX approvals (1)

KEMA 06ATEX0274 X: II 2 (1) G Ex ia [ia Ga] IIC T4 ... T6 Gb

ATEX approvals (2)

KEMA 06ATEX0274 X: II 2 G Ex ib IIC T4 ... T6 Gb

IECEx approvals (1)

DEK 11.0078X: Ex ia [ia Ga] IIC T4 ... T6 Gb

IECEx approvals (2)

DEK 11.0078X: Ex ib IIC T4 ... T6 Gb

CSA & USA Hazloc approvals (1)

70000011: Class I Div. 1; Class I Zone 1

CSA & USA Hazloc approvals (2)

70000011: Ex ia [ia] IIC T4 ... T6

Inmetro approvals

TÜV 17.0697 X: Ex ia [ia Ga] IIC T6 ... T4 Gb

Weight

23 g

GTIN

4013364109025

PU

1 pc(s)

Part No.

920 381

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