TK40 Series|Current transformers
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  • TK40 Series|Current transformers
  • TK40 Series|Current transformers
  • TK40 Series|Current transformers
  • TK40 Series|Current transformers
  • TK40 Series|Current transformers

TK40 Series|Current transformers

TK40 Series|Current transformers
Parameter Value
Standards IEC 60044-1, IEC 61869-2, VDE 0414-1, DIN57414, BS3938, BS7626, EN 61869-2
CT Ratio From 200A to 800A
Rated Power Up to 10VA
Accuracy class Class 1, 0.5, 0.5S, 0.2, 0.2S, 0.1
Terminal Integral terminal cover, high cross section brass terminal for extra safety
Case Non-flammable self-extinguishing ABS/PC
Mounting Various mounting options
Ambient temperature (operation) -25 C ~ +85 C
Primary conductor 40 x 10 mm
Round conductor Ø 30 mm
Number of input 1
Thermal rated short-time current Ith = 60 * In
Thermal rated continuous current Id = 1 * In
Rated frequency 50 Hz … 60 Hz
Surge current limitation factor FS 5
Test voltage 3 kV for 1 min
Max system voltage 0.72 kV

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Products: TK402005203|Current transformer 200 / 5a, 40 mm, class 0.5, 2.5va
TK40
CLASS Class 1 Class 0.5 Class 0.5S Class 0.2 Class 0.2S
200/5 A 2.5 VA 2.5 VA - - -
250/5 A 2.5 VA 2.5 VA - - -
300/5 A 3.75 VA 2.5 VA 1.5 VA - -
400/5 A 5 VA /10 VA 5 VA /10 VA 5 VA - -
500/5 A 5 VA /10 VA 5 VA /10 VA 5 VA 5 VA -
600/5 A 5 VA /10 VA 5 VA /10 VA 7.5 VA 7.5 VA 7.5 VA
800/5 A 10 VA 10 VA 10 VA 10 VA 7.5 VA
TK40SE-0890

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