CHỐNG SÉT LAN TRUYỀN CHO NGUỒN AC, (KZ0112.* .DS-3/1)

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CHỐNG SÉT LAN TRUYỀN CHO NGUỒN AC, (KZ0112.* .DS-3/1)
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Liên hệ

Mã hàng: KZ0112.UN230.ds-3/1

Xuất xứ: Kumwell/Thái Lan

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Kumwell Combine set is lightning and surge arrester class I+II according to IEC 61643-11. These are recommended for use in the Lightning Protection Zones Concept at the boundaries of LPZ 0-2 (according to IEC 62305) for lightning current equipotential bonding and elimination of switching surges that originate in power supply systems entering the building.

Kumwell Combine set is a combination of the latest technologies where the spark gap combines the varistor. The set contains lightning arresters of KZ01 series and surge arresters of KZ12 series. KZ0112 series can be installed in every common switchboards and its special construction is intended for using in non-measurable part of electrical systems. KZ0112.UN230.ds-3/1 can be used industrial installations such as substation, main switchboards of large industrial structures and also place with high risk of a direct lightning strikes occurance. This device is intended for use in TN-S and TT power supply.

3+0 Coordinated lightning and surge arrester

Technical data

KZ0112.UN230.ds-3/1

Test class according to IEC 61643-11

 

CLASS I+II

Nominal voltage

UN

230/400 V AC

Max. continuous operating voltage

UC

350 V AC

Lightning impulse current (10/350) L/N

Iimp

50 kA

Lightning impulse current (10/350) N/PE

Iimp

110 kA

Total lightning current (10/350) L1+L2+L3+N→PEN

Itotal

110 kA

Nominal discharge current (8/20)

In

20 kA

Max. discharge current (8/20)

Imax

40 kA

Voltage protection level at Iimp

UP

< 1.5 kV

Follow current interrupt rating at UC

Ifi

3 kArms

Temporary overvoltage (TOV)

UT

335 V/5 s

Response time

tA

< 25 ns

Short-circuit withstand capability

IP

25 kArms

TOV overvoltage (TOV) L/N

UT

462 V/5 sec

TOV overvoltage (TOV) N/PE

UT

1200 V/0.2 sec

Back-up fuse

 

160 A gL/gG

LPZ

 

0-2

Protection type

 

IP20

Operating temperature range

ϑ

-40°C to + 80°C

Cross-section of the connected conductors (solid)

 

16 mm2(min.) - 35 mm2(max.)

Cross-section of the connected conductors (wire)

 

16 mm2(min.) - 25 mm2(max.)

Mounting on

 

DIN rail 35 mm

Type of remote signalling

 

Changeover contact

Failure signalisation

 

pushed in - ok / pushed out - failure

Accessories

Pcs.

 

FSPD00-160A (HRC Fuse)

3

 

 

 

FBSPD00-160A-3P (Fuse Base)

1

 

 

 

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