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MEASUREMENT CURRENT TRANSFORMERS CTA 09-19-29

MEASUREMENT CURRENT TRANSFORMERS CTA 09-19-29

MEASUREMENT CURRENT TRANSFORMERS CTA 09-19-29

Product catalog summary
Technical Specifications
  • Primary Current: 40-1250A
  • Secondary Current: 5A
  • Operating Frequency: 40-60Hz
  • Accuracy Class: 0.5-1-3
  • Performance: 1-10VA
  • Isolation: Dry in the air
  • Max. Voltage Reference for Insulation: 0.72kV
  • Test Voltage for Insulation: 3 kV, t = 60 sec. @ 50 Hz
  • Insulation Class: E (IEC 85 temp. max 120°C)
  • Permanent Overcurrent: 1.2 In
  • Short Circuit Thermal Current (Ith): 60 In
  • Dynamic Short Circuit Current (Idyn): 2.5 Ith
  • Safety Factor: N≤5
  • Degree of Protection: IP30
  • Material: Self-extinguishing thermoplastic (UL94 – V0)
  • Operating Temperature: -25 to +65 °C
  • Relative Humidity: max. 85%
  • Storage Conditions: -40 to +80 °C
  • Reference Standards: EN60044-1, IEC 185, VDE 0414, BS 3938
Product Description
  • Type: Ring current transformer
  • Fixing: On cable size of 1-240 mm2
  • Secondary Connection: 6.3x0.8mm Faston terminals
  • Size: Miniature
Product Range and Codes
  • CTA 09: Range from 40/5 to 250/5 with various VA ratings and codes
  • CTA 19: Range from 200/5 to 800/5 with various VA ratings and codes
  • CTA 29: Range from 400/5 to 1250/5 with various VA ratings and codes
Packaging and Dimensions
  • Package: CTA09 - 9 pieces, CTA19 - 6 pieces, CTA29 - 6 pieces
  • Fixing Template: Provided
  • Dimensions: Vary by type (CTA 09, CTA 19, CTA 29) with specific measurements and weights
  • Terminal Marking: Primary: P1-K, P2-L; Secondary: s1-k Blue, s2-l Black
  • Mounting: Direct on cable
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Catalog excerpts

MEASUREMENT CURRENT TRANSFORMERS CTA 09-19-29-1

TRASFORMATORI AMPEROMETRICI DI MISURA MEASUREMENT CURRENT TRANSFORMERS Descrizione / Description Trasformatore amperometrico ad anello Fissaggio sul cavo da 1-240 mmq Connessione secondaria con Faston 6,3x0,8mm Dimensioni miniaturizzate Ring current transformer Fixing on cable size of 1-240 mmq Secondary connection with 6,3x0,8mm Faston terminals Miniature size Dati tecnici / Technical data Corrente primaria Corrente secondaria Frequenza di funzionamento Classe di precisione Prestazioni Isolamento Tensione max. riferimento per l’isolamento Tensione di prova per l’isolamento Classe d’isolamento Sovracorrente permanente Corrente termica di corto circuito ( I th ) Corrente dinamica di corto circuito ( I dyn ) Fattore di sicurezza Grado di protezione Materiale termoplastico autoestinguente Condizioni d’impiego; temperatura Umidità relativa (R.H.) Condizioni di stoccaggio Norme di riferimento Primary current Secondary current Operating frequency Accuracy class Performance Isolation Max. Voltage reference for insulation Test voltage for insulation Insulation class Permanent overcurrent Short circuit thermal current (I th) Dynamic short circuit current (I dyn) Safety factor Degree of protection Self extinguishing thermoplastic material Terms of use; temperature Relative humidity (R.H.) Storage conditions Reference standards 40-1250A (vedi tabella / see table) / 5A 40-60Hz 0,5-1-3 (vedi tabella / see table) 1-10VA (vedi tabella / see table) a secco in aria / dry in the air 0,72kV 3 kV, t = 60 sec. @ 50 Hz E (IEC 85 temp. max 120°C) 1,2 In 60 In 2,5 Ith N≤5 IP30 UL94 – V0 -25+65 °C max. 85% -40+80 °C EN60044-1, IEC 185, VDE 0414,BS 3938 Tipo / Type Tipo Portata Range

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MEASUREMENT CURRENT TRANSFORMERS CTA 09-19-29-2

Dima di fissaggio / Fixing template Montaggio diretto su cavo / Direct mounting on cable CTA09 Dimensioni / Dimension Peso / Weight Siglatura morsetti / Terminal marking Primario / Primary : Secondario / Secondary :

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