BD-250-T

BD-250-T

Describe first line
compact device
Product description
  • lightning current arrester of 2-core signalling lines
  • installation at the boundary of LPZ 0 and LPZ 1 zones at the line entry into building
  • mainly for protection of telecommunication lines against surge voltage
Ordering number
A05822
Dimension drawing
Basic circuit diagram
Technical specifications
Type of SPD
D1,C2
Location of SPD
ST 1
Mounting
DIN rail 35 mm
Maximum operating voltage
Uc
128,00
V AC
Maximum operating voltage
Uc
180,00
V DC
Nominal load current
IL
1,600
A
Treshold frequency core-core
f
120,00
MHz
D1 impulse discharge current (10/350 µs) per core
Iimp
2,50
kA
D1 total discharge current (10/350 µs) cores-PE
ITotal
5,00
kA
C2 nominal discharge current (8/20 µs) per core
In
10,00
kA
C2 total discharge current (8/20 µs) cores-PE
ITotal
20,00
kA
C3 voltage protection level mode core-PE at 1 kV/µs
Up
550
V
C3 voltage protection level mode core-core at 1 kV/µs
Up
550
V
Response time core-core
ta
100
ns
Response time core-PE
ta
100
ns
Connection (input - output)
terminals-terminals
Cross-section of connected conductors solid (max)
6,00
mm2
Cross-section of connected conductors stranded (max)
6,00
mm2
Degree of protection
IP 20
Range of ambient temperatures (min/max)
-40 / 70 °C
According to standard
EN 61643-21+A1,A2:2013, IEC 61643-21+A1,A2:2012
ETIM Class
EC001466
Customs tariff number
85363010
EAN
8595090558224

Other products in this category

Ordering number:
A05821
lightning current arrester for telecommunication and signalling lines, installation at the entry into building, max. 70 V