BTA2 – Summation single-phase current transformer (4 equal inputs)


  • Single-phase current transformers for AC current measurement
  • BSA02, BSA03 and BTA2 models with primary rated current of 1…5 A
  • Versions with 2 or 3 inputs available
  • Secondary rated current 1…5 A
  • Designed as air-insulated dry-type transformer
  • Insulation class B and rated insulation voltage of 3 kV r.m.s.
  • Material depending on version: self-extinguishing polycarbonate or metal
  • Suitable for measuring and monitoring tasks in low-voltage installations
Datasheet
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BSA02 / BSA03 / BTA2

Single-phase current transformers for measurement

Model BSA02 / BSA03 BTA2
Technical note NT731 NT732
Reference standards EN/IEC 61869-1, 61869-2
Primary rated current Ipr 1…5 A 1…5 A
Rated frequency 50 Hz
Operating frequency 47…63 Hz
Inputs 2 for BSA02 or 3 for BSA03 2…3
Rated continuous thermal current Icth 100 % Ipr
Thermal continuous current Ith < 60 Ipr, max. 90 kA / 1 s
Dynamic rated current 2.5 Ith
Safety factor (SF) ≤ 15
Secondary rated current Isr 1…5 A
Max. temperature of passing cable / busbar 125 °C
Type Dry-type transformer, air-insulated
Highest permissible operating voltage Um 0.72 kV r.m.s.
Rated insulation voltage 3 kV r.m.s., 50 Hz / 1 min between primary and secondary terminals; 500 V r.m.s., 50 Hz / 1 min between primary parts
Insulation class B
Operating temperature -25…50 °C
Storage temperature -40…85 °C
Relative humidity ≤ 85 %
Suitable for use in tropical climate Yes
Primary winding M4 terminals with nut fastening
Secondary winding M4 terminals with nut fastening
Material Self-extinguishing polycarbonate Metal
Protection rating according to EN/IEC 60529 IP40 housing, IP00 terminals, IP20 with sealable terminal cover IP00 terminals
Mounting 2 fixing feet for wall mounting
Weight 320 g 4000 g






BTA 2 - Summenstromwandler Niederspannungsnetz Messung
Technical advice: 03303 / 50 40 66

Technical advice for this product


    In accordance with the General Data Protection Regulation (GDPR), we are obliged to inform you about the collection of data. We meet this obligation by referring to our privacy notice.



    BTA2 – Summation single-phase current transformer (4 equal inputs)

    BTA 2 - Summenstromwandler Niederspannungsnetz Messung
    • Single-phase current transformers for AC current measurement
    • BSA02, BSA03 and BTA2 models with primary rated current of 1…5 A
    • Versions with 2 or 3 inputs available
    • Secondary rated current 1…5 A
    • Designed as air-insulated dry-type transformer
    • Insulation class B and rated insulation voltage of 3 kV r.m.s.
    • Material depending on version: self-extinguishing polycarbonate or metal
    • Suitable for measuring and monitoring tasks in low-voltage installations
    Datasheet
    Add to your Quote List

    BSA02 / BSA03 / BTA2

    Single-phase current transformers for measurement

    Model BSA02 / BSA03 BTA2
    Technical note NT731 NT732
    Reference standards EN/IEC 61869-1, 61869-2
    Primary rated current Ipr 1…5 A 1…5 A
    Rated frequency 50 Hz
    Operating frequency 47…63 Hz
    Inputs 2 for BSA02 or 3 for BSA03 2…3
    Rated continuous thermal current Icth 100 % Ipr
    Thermal continuous current Ith < 60 Ipr, max. 90 kA / 1 s
    Dynamic rated current 2.5 Ith
    Safety factor (SF) ≤ 15
    Secondary rated current Isr 1…5 A
    Max. temperature of passing cable / busbar 125 °C
    Type Dry-type transformer, air-insulated
    Highest permissible operating voltage Um 0.72 kV r.m.s.
    Rated insulation voltage 3 kV r.m.s., 50 Hz / 1 min between primary and secondary terminals; 500 V r.m.s., 50 Hz / 1 min between primary parts
    Insulation class B
    Operating temperature -25…50 °C
    Storage temperature -40…85 °C
    Relative humidity ≤ 85 %
    Suitable for use in tropical climate Yes
    Primary winding M4 terminals with nut fastening
    Secondary winding M4 terminals with nut fastening
    Material Self-extinguishing polycarbonate Metal
    Protection rating according to EN/IEC 60529 IP40 housing, IP00 terminals, IP20 with sealable terminal cover IP00 terminals
    Mounting 2 fixing feet for wall mounting
    Weight 320 g 4000 g






    Technical advice: 03303 / 50 40 66

    Technical advice for this product


      In accordance with the General Data Protection Regulation (GDPR), we are obliged to inform you about the collection of data. We meet this obligation by referring to our privacy notice.



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