2CTB803873R3400 - Surge Arresters

2CTB803873R3400
  • Category: Surge Arresters
  • Manufacturer: ABB
  • Part Number: OVR T2-T3 3L 20-275 P QS
Description

Surge arrester; Type 2+3; Poles: 3; 20kA; Uoper.max: 275VAC; IP20

Specifications
Manufacturer ABB
Type of protection surge arrester
Kind of surge arrester Type 2+3
Number of poles 3
Rated impulse current In (8/20)µs 20kA
Max. operating voltage 275V AC
Mounting for DIN rail mounting
Operating temperature -40...80°C
IP rating IP20
Surge arresters features fitted with mechanical indicators of each arrester operation
Rated voltage 230/400V AC
Kind of network TN-C
Protection level at rated imp. current 0.85kV
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