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Approvals & Standards

  • IEC 61643-11
  • EN 61643-11

Key features & benefits

STP T23 20 is the series of combined Type 2+3/Class II+III devices for discharging voltage surges while providing a very fine voltage protection level, in accordance with EN/IEC 61643-11. Suitable as the final stage of protection in panels with Type 2 protection devices installed upstream such as STP T2 40 SPDs. These SPDs should be installed as close as possible to the equipment being protected.

More specifications

Applications

  • Industry and automation
  • Commercial and residential installations
  • Telecom & IT & Data Centers
  • LED outdoor lighting
  • Water treatment
  • Smart grid & LV Metering
  • Photovoltaic & wind

Product Specifications

IEC SPD Type

Type 2+3 / Class II+III  

Short Circuit Withstand (Isccr)

25   kA

Degree of Protection (IP)

IP20  

Wire Type

Rigid: 6…35mm² / Stranded: 6…25mm²  

CE Conformity

Yes  

REACH Compliant

Yes  

References in this series  (35)

83230118 - STPT23-20K150V-3P

AC  

3-Pole  

-

Yes  

0.31   kg

83230119 - STPT23-20K150V-3PM

AC  

3-Pole  

-

Yes  

0.315   kg

83230120 - STPT23-20K275V-3P-LF

AC  

3-Pole  

-

Yes  

0.3   kg

83230121 - STPT23-20K275V-3P-LFM

AC  

3-Pole  

-

Yes  

0.305   kg

83230122 - STPT23-20K320V-3P

AC  

3-Pole  

-

Yes  

0.32   kg

83230123 - STPT23-20K320V-3PM

AC  

3-Pole  

-

Yes  

0.332   kg

83230124 - STPT23-20K150V-4PG

AC  

4-Pole  

-

Yes  

0.41   kg

83230125 - STPT23-20K150V-4PGM

AC  

4-Pole  

-

Yes  

0.415   kg

83230126 - STPT23-20K275V-4PG-LF

AC  

4-Pole  

-

Yes  

0.455   kg

83230127 - STPT23-20K275V-4PG-LFM

AC  

4-Pole  

-

Yes  

0.459   kg

83230128 - STPT23-20K320V-4PG

AC  

4-Pole  

-

Yes  

0.406   kg

83230129 - STPT23-20K320V-4PGM

AC  

4-Pole  

-

Yes  

0.417   kg

83230130 - STPT23-20K150V-4P

AC  

4-Pole  

-

Yes  

0.415   kg

83230131 - STPT23-20K150V-4PM

AC  

4-Pole  

-

Yes  

0.42   kg

83230132 - STPT23-20K320V-4P

AC  

4-Pole  

-

Yes  

0.415   kg