SALTEK BD-250-T SPD – Data, Signalling and Telecommunication

Compact device.

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.

Specifications:

Parameter name		Parameter value
Type of SPD		D1,C2
Location of SPD		ST 1
Mounting		DIN rail 35 mm
Maximum operating voltage	U_c	128.00 V AC
Maximum operating voltage	U_c	180.00 V DC
Nominal load current	I_L	1.600 A
Treshold frequency core-core	f	120.00 MHz
D1 impulse discharge current (10/350 µs) per core	I_imp	2.50 kA
D1 total discharge current (10/350 µs) cores-PE	I_Total	5.00 kA
C2 nominal discharge current (8/20 µs) per core	I_n	10.00 kA
C2 total discharge current (8/20 µs) cores-PE	I_Total	20.00 kA
C3 voltage protection level mode core-PE at 1 kV/µs	U_p	550 V
C3 voltage protection level mode core-core at 1 kV/µs	U_p	550 V
Response time core-core	t_a	100 ns
Response time core-PE	t_a	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