Conrad Electronic UK Ltd
Severalls Lane Colchester Essex CO4 5JS United Kingdom
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Item no.: 743391 - 89 
Manufacturer No.: 2905235
EAN: 4017918182540
£ 77.79
Quantity discount

incl. VAT, ex. delivery
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4 Years Extended Warranty Pay a small one-off surcharge at the time of purchase in exchange for 4 years worth of piece of mind. Tick the "4 Years Extended Warranty" box during checkout, and your item comes with a 4 years extended warranty. Detailed information about our 4 Years Extended Warranty available here.

Volume Discount
up to 6 % / up to £ 4.32
Volume discount
* incl. VAT, ex. delivery
Quantity in Unit Price £ You save £
1 77.79* ---
3 75.63* 3% = 2.16
5 73.47* 6% = 4.32

Surge protection conductor MAINS-PLUGTRAB Class D safety plug

Technical data

  • Nominal surge current (8/20) 2.5 kA
  • Plug to insert into the base unit

Category Surge arrester (plug-in)
Surge prtection for Switchboards
Leakage current 3 kA
Nominal voltage 230 V
Manufacturer part # 2905235
Type PT 2 PE/S-230 AC-ST
RoHS-compliant Yes


Surge suppressor for terminal equipment MAINS-PLUGTRAB, third protection stage (equipment protection) for low voltage systems (230 V mains) supplying terminal equipment. Surge suppressor Class D for terminal equipment.


  • Comprising of safety plugs (ST)
  • Can be locked on carry rails according to EN 50 022 and EN 50 035
  • Transverse stress protection between L-N
  • Longitudinal voltage protection between L, N and Earth/PE
  • Thermally-monitored varistors in the protective circuit
  • Disconnecting mechanism disconnects only the varistors and not the mains voltage
  • Visual fault warning if varistor fails due to overload

The base element (Order No. 74 31 10) must be ordered in addition.

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