DPI MD EX 24 M 2, DEHNpipe DPI MD EX 24 M 2 929 960, 929 960, 929960, thiết bị chống sét đường tín hiệu lắp trên thiết bị chính

New product

DPI MD EX 24 M 2, DEHNpipe DPI MD EX 24 M 2 929 960, 929 960, 929960, thiết bị chống sét đường tín hiệu lắp trên thiết bị chính

DPI MD EX 24 M 2, DEHNpipe DPI MD EX 24 M 2 929 960, 929 960, 929960, thiết bị chống sét đường tín hiệu lắp trên thiết bị chính


Download tài liệu DPI MD EX 24 M 2

Download tài liệu lắp đặt DPI MD EX 24 M 2

 

Download tài liệu thiết bị chống sét DEHN

 

Coordinated DEHNpipe DPI MD EX 24 M 2 two-stage arrester
Surge arrester DEHNpipe, SPD class TYPE 2/1,
tested acc. to EN 61643-21 and energy coordinated
acc. to IEC 61643-22, in V2A, IP67, two-part
enclosure design in Ex(i) version, for screwing
into 2-conductor process field devices, for serial
protection of intrinsically safe interfaces acc. to
NAMUR NE 21
Max. continuous operating voltage (d.c.): 34.8 V
Nominal current: 0.5 A
C2 Total nominal discharge current (8/20 µs): 10 kA
Cut-off frequency line-line: 7 MHz

delivery and installation.

Brand: DEHN + SÖHNE
Type: DPI MD EX 24 M 2
Part No.: 929 960

or equivalent.

 

Specifications


 

Type

DPI MD EX 24 M 2

Part No.

929 960

SPD class

T

Nominal voltage (UN)

24 V

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

34.8 V

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

24.5 V

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

30 V

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

0.5 A

Nominal current (IL)

0.5 A

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

1 kA

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

10 kA

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

5 kA

Voltage protection level line-line for IC2 (Up)

≤ 55 V

Voltage protection level line-PG for IC2 (UP)

≤ 1100 V

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

≤ 49 V

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

≤ 1000 V

Cut-off frequency line-line (fG)

7 MHz

Capacitance line-line (C)

≤ 850 pF

Capacitance line-PG (C)

≤ 15 pF

Series resistance per line

1.8 ohms

Operating temperature range (TU)

-40 °C ... +80 °C

Degree of protection

IP 67

For mounting on (field / device side)

M20 x 1.5 female thread / M20 x 1.5 male thread

Connection (input / output)

screw / connecting lines (1.5 mm2)

Length of the connecting lead

200 mm

Cross-sectional area, solid

0.08-2.5 mm2

Cross-sectional area, flexible

0.08-1.5 mm2

Earthing via

enclosure

Enclosure material

StSt (V2A)

Colour

bare surface

Test standards

IEC 61643-21 / EN 61643-21

Approvals

EACEx, ATEX, IECEx, SIL

ATEX approvals

DEKRA 11ATEX0076 X: II 2 (1) G Ex ia [ia Ga] IIC T4 ... T6 Gb

IECEx approvals

DEK 11.0025X: Ex ia [ia Ga] IIC T4 ... T6 Gb

SIL classification

up to SIL3 *)

Weight

172 g

GTIN

4013364098145

PU

1 pc(s)

Part No.

929 960


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