CHỐNG SÉT LAN TRUYỀN CHO NGUỒN AC, CẤP 1, 3 PHA

Spark gap / Class I / Three-Phase for TN-C System

Technical data

KZ01.UN230.ds-3/0

KZ01.UN400.ds-3/0

Test class according to IEC 61643-11

CLASS I

Nominal voltage

U_N

230/400 V AC

400/690 V AC

Max. continuous operating voltage

U_C

350 V AC

440 V AC

Lightning impulse current (10/350)

I_imp

50 kA

- charge

Q

25 As

- specific energy

W/R

600 kJ/Ω

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

I_total

150 kA

Nominal discharge current (8/20)

I_n

50 kA

Voltage protection level at I_n

U_P

< 2 kV

< 2.5 kV

Temporary overvoltage (TOV)

U_T

462 V/5 s

690 V/5 s

Response time

t_A

< 100 ns

Folow current interrupting rating at UC

I_fi

3 kA_rms

Max. back-up fuse

500 A gL/gG

Short-circuit withstand capability at max. back-up fuse

I_P

25 kA_rms

LPZ

0-1

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

Accessories

Pcs.

FSPD3-500A (HRC Fuse)

3

FBSPD3-630A-1P (Fuse Base)

1