Type 2 surge arrester ATSUB-2P-NR 40 TT
for power suppliesfor transient current protectionlow-voltage

type 2 surge arrester
type 2 surge arrester
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type 2
for power supplies, for transient current protection
Other characteristics
low-voltage, single-phase, DIN rail
Primary current

20,000 A, 40,000 A


230 V, 275 V

Open circuit voltage

700 V, 1,000 V, 1,400 V


Tested and certified as a protector Type 2 according to the standard EN IEC 61643-11. Suitable for Categories I, II, III, IV according to ITC-BT-23. With removable modules for replacement in the event of a breakdown or fault. Compact multi-pole protection. Containing zinc oxide varistors able to withstand very high currents. Coordinable with protectors of series ATSHOCK, ATSHIELD and ATCOVER. Short response time. Does not produce deflagration. Their activation causes no interruption in power supply. Thermodynamic control device. ATSUB series protectors have been tested in official and independent laboratories, obtaining their characteristics according to relevant standards. Certificated tests according to EN IEC 61643-11. Complies with requirements of UL 1449. Relevant standards: NF C 17102, UNE 21186, EN IEC 62305. Products compliant with EC requirements.


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