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4-pair Data surge protector unit

B480-12D3
Part Number 72792
B480-12D3
Availability:
€86.00 (excl. tax)
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  • 4-pair surge protection unit
  • 12 V
  • Removable
  • Wall mounting and screw connection
  • UL497 A&B
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The B480 units are designed to protect terminals connected to telephone or data networks. The protection printed circuit is removable for easy and fast maintenance (S480). These compact boxes are designed for wall mouting and screw connection.
Select another reference:
Network
 RS232, RS485
Nominal line voltage
 Un 12 V
Max. DC operating voltage
 Uc 15 Vdc
Max. frequency
 f max. > 3 MHz
Insertion loss
 < 1 dB
Max. discharge current
max. withstand @ 8/20 µs by pole
 Imax 20 kA
Line inductance (± 10 %)
 non
Protection mode(s)
 Common/Differential mode
Protection level
@ In (8/20 µs)
 Up L/L 30 V
Protection level
@ In (8/20 µs)
 Up L/PE 20 V
Type of diagram
 B
Line resistance
 < 4.7 Ohm
Technology
 GDT+Clamping diode
SPD configuration
 4 pairs
Connection to Network
 By screw terminal: cross section 0.4-1.5mm²
Format
 Wall mounting box
Mounting
 Wall mounting by screws (not supplied)
Housing material
 Thermoplastic UL94 V-0
Operating temperature
 Tu -40/+85°C
Protection rating
 IP20
Failsafe mode
 Short-circuit - transmision cut-off - fault mode 2
Spare module(s)
 S480-12D3
Remote signaling of disconnection
 No
Dimensions
 See diagram
Weight
 0.136 kg
Standards compliance
 IEC 61643-21 / EN 61643-21 / UL497A
Certification
 UL 497B