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Siemens 5SD7441-1KF00

combination surge arrester with integrated arrester back-up fuse, requirement class B+C, Uc 255 V, 1-pole for TN-S and TT systems

SiemensMFR # 5SD7441-1KF00SKU # YLSGFL7DF4XWMDO

standardIEC 61643-11: 2011

Test Class I, Type 1Yes

Test Class II, Type 2Yes

Test Class III, Type 3No

number of SPD ports1

design of the productArrester combination

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About This Product

combination surge arrester with integrated arrester back-up fuse, requirement class B+C, Uc 255 V, 1-pole for TN-S and TT systems

Siemens 5SD7441-1KF00

Genuine, certified Siemens product
Fast sourcing through a worldwide supply network
Product selection and compatibility support from our technical team
Equivalent and alternative product suggestions
Quotation and lead time tailored to your request

Specifications

General data

standardIEC 61643-11: 2011

Test Class I, Type 1Yes

Test Class II, Type 2Yes

Test Class III, Type 3No

number of SPD ports1

design of the productArrester combination

design of pole1

designation of the protective pathsL-PEN

fastening methodTH35 DIN rail

size of surge arrester2 MW

degree of pollution2

overvoltage category according to IEC 61010-1II

protection class IP at connection all terminalsIP20

relative humidity during operation5 ... 95 %

installation altitude at height above sea level maximum2 000 m

width36 mm

height150 mm

depth73 mm

Electrical data

type of distribution systemTN-S, TT

at AC230 V

value range of the operating frequency50/60 Hz

at AC maximum255 V

between L and PE at AC maximum255 V

between L and (PE)N at AC maximum255 V

discharge current at (8/20) µs25 kA

discharge current 1 phase at (8/20) µs maximum25 kA

between L and (PE)N at (8/20) µs25 kA

between L and N at (8/20) µs25 kA

between L and PE at (8/20) µs25 kA

total lightning impulse current at (10/350) µs25 kA

lightning current peak value at (10/350) µs25 kA

lightning current peak value between L and PE25 kA

lightning current peak value between L and N25 kA

charge of the flash at (10/350) µs25 A·s

charge of the flash between L and N25 A·s

charge of the flash between L and PE25 A·s

specific energy of the flash at (10/350) µs25 kJ/?

between L and N156.25 kJ/?

between L and PE156.25 kJ/?

follow current extinguishing capability50 kA

between L and N50 kA

short-circuit rating (SCCR) at 264 V50 kA

protection level1.5 kV

maximum1.5 kV

between L and N maximum1.5 kV

between L and PE maximum1.5 kV

Response time100 ns

response time between L and (PE)N100 ns

Connections/ Terminals

type of electrical connectionScrew terminal

stripped length17 mm

tightening torque7 N·m

for finely stranded conductor10 ... 35 mm²

for rigid conductor10 ... 50 mm²

finely stranded10 ... 35 mm²

signal designOptical, remote signaling contact

Indicator/remote signaling

product component remote signaling contactYes

switching function of the remote signaling contactsNO/NC

operating voltage of the remote signaling contacts at AC250 V

operational current of the remote signaling contacts at AC0.1 mA ... 0.5 A

connection type of remote signaling contactM2

connectable conductor cross-section for remote signaling contacts for rigid conductor0.5 ... 1.5 mm²

connectable conductor cross-section for remote signaling contacts for finely stranded conductor0.5 ... 1.5 mm²

tightening torque for remote signaling contacts0.2 N·m

stripped length of the cable for remote signaling contacts6 mm

NEMA/UL - Data

type of distribution systemTN-S, TT

during operation-40 ... +80 °C

during storage-40 ... +80 °C

combustibility class according to UL 94V0

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Siemens 5SD7441-1KF00

About This Product

Siemens 5SD7441-1KF00

Specifications

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