PRODUCT CATALOG
Power supply safety block B3-1

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Power supply safety block B3-1

Power supply safety block B3-1 is generally intended for selective communication device protection against voltage jumping while thunderstorm. Size 150х160х55 mm.

FEATURES

input supply voltage
     ─ alternating voltage 220±20 V, 50 Hz
     ─ direct-current voltage 24±5 V
output supply voltage, V
     ─ alternating voltage 220 V, 50 Hz, V 20±4
     ─ external power supply 24 V, V 23±5
loading current, маx  А 0,3
quantity of protected communication lines 2
discontinuous jamming  resistance as per GOST Standart  R51317.4  min, кV
     ─ «wire-wire» selective communication  lines 4
     ─ «communication  lines wire — network wire 220 V» 5
     ─ «communication  lines wire — short  to ground» 8
     ─ «wire-wire» feedline 220 V 4
insulation strength, min, kV 4
dielectric resistance, min, МОm 200
weight, kg 1,3
size, mm 150×160×55

DESCRIPTION

Power supply safety block B3-1 is generally intended for selective communication device protection against voltage jumping while thunderstorm; selective communication lines protection and device power.

Similar equipment: SCHV.

Power supply safety block B3-1 distinctive features:

  • lines- and circuits protection

  • low output disturbance

We deliver the equipment around the country and the CIS region!

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