Product presentation

Range of low voltage current transformers with cable/busbar primary for submetering, capable of measuring alternating current from 40 to 3000A, available in 5 models.

  • The TCR20 model from 40 to 200A class 0.5 with cable primary Ø 20 mm
  • The TCR22-30 model from 100 to 400A class 0.5 model with cable primary Ø 22 mm / busbar primary 25 x 10 - 30 x 10 - 20 x 12 mm
  • The TCR28-40 model from 150 to 600A class 0.5 model with cable primary Ø 28 mm / busbar primary 20 x 25 - 30 x 15 - 40 x 10 mm
  • The TCR43-60 model from 400 to 1200A class 0.5 model with cable primary Ø 43 mm / busbar primary 50 x 30 - 60 x 12 - 12 x 45 mm
  • The TCR63-80 model from 1500 to 3000A class 0.5 model with cable primary Ø 63mm / busbar primary 50 x 50 - 60 x 30 - 80 x 30 mm

The transformers are supplied with mounting accessories for clamping on busbars and equipped with outputs on split terminals allowing the secondary to be short-circuited for risk-free commissioning.

Our range complies with IEC 61869-1, IEC 61869-2

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Highlights

  • Compact design
  • Outputs on split terminals allowing the secondary to be short-circuited

Features

Model

TCR 20: Ø 20 mm cable passage  

TCR 22-30: Ø 22 mm cable passage / bar passage: 25 x 10 | 30 x 10 | 20 x 12 (mm)  

TCR 28-40: cable passage Ø 28 mm / bar passage: 20 x 25 | 30 x 15 | 40 x 10 (mm)  

TCR 43-60: cable passage Ø 43 mm / bar passage: 50 x 30 | 60 x 12 | 12 x 45 (mm)  

TCR 63-80: cable passage Ø 63 mm / bar passage: 50 x 50 | 60 x 30 | 80 x 30 (mm)

General specifications

Reference standard

IEC 61869-1, IEC 61869-2, UL94

Highest voltage in the network

720 Vac

Dielectric test voltage

3 kV/50 Hz/1 min

Frequency response

50/60 Hz

Thermal short circuit current (Ith)

60 In - 1 second

Dynamic current (Idyn)

2.5 Ith

Safety factor

< 5

Working temperature

Thermal class B (130°C)

Plastic housing

V0 self-extinguishing UL94

Degree of protection for secondary terminals

IP20

Conditions of use

Temperature: -5 °C and +40 °C. Relative humidity < 90%.

Primary current:

TCR 20: 40-200/5 A  

TCR 22-30: 100-400/5 A  

TCR 28-40: 150-600/5 A  

TCR 43-60: 400-1200/5 A  

TCR 63-80: 1500-3000/5 A

Power

TCR 20: from 1.5 to 5 VA for class 0.5 s  

TCR 22-30: from 1 to 2.5 VA for class 0.5 s  

TCR 28-40: from 1 to 5 VA for class 0.5 s  

TCR 43-60: from 2.5 to 5 VA for class 0.5 s  

TCR 63-80: 5 VA for class 0.5 s

Documentation and support

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References and accessories

To fully meet your expectations, a range of accessories is available that is compatible with your equipment. Feel free to add them to your quote request to obtain a complete and tailored solution.

Identify your reference

This downloadable selection guide allows you to identify the item code corresponding to your needs.

TCR 20 Current transformer 40/5A 1,25VA Class 3

TCR 20 Current transformer 40/5A 1,25VA Class 3

P01340200

TCR 20 Busbar and cable current transformer, diameter 20 mm - Transformation ratio 40/5A - Precision power 1.25VA - Accuracy class 3

TCR 20 Current transformer 50/5A 1VA Class 1

TCR 20 Current transformer 50/5A 1VA Class 1

P01340201

TCR 20 Current transformer with busbar and cable connection, diameter 20 mm - Transformation ratio 50/5 A - Precision power 1 VA - Accuracy class 1

TCR 20 Current transformer 60/5A 1,25VA Class 1

TCR 20 Current transformer 60/5A 1,25VA Class 1

P01340202

TCR 20 Current transformer with busbar and cable passage, diameter 20 mm - Transformation ratio 60/5 A - Precision power 1.25 VA - Accuracy class 1

TCR 20 Current transformer 75/5A 1,5VA Class 1

TCR 20 Current transformer 75/5A 1,5VA Class 1

P01340203

TCR 20 Current transformer with busbar and cable passage, diameter 20 mm - Transformation ratio 75/5 A - Precision power 1.5 VA - Accuracy class 1

TCR 20 Current transformer 100/5A 1,5VA Class 0,5

TCR 20 Current transformer 100/5A 1,5VA Class 0,5

P01340204

TCR 20 Current transformer with 20 mm diameter busbar and cable feed - Transformation ratio 100/5A - Precision power 1.5VA - Accuracy class 0.5

TCR 20 Current transformer 125/5A 2,5VA Class 0,5

TCR 20 Current transformer 125/5A 2,5VA Class 0,5

P01340205

TCR 20 Current transformer with 20 mm diameter busbar and cable feed - Transformation ratio 125/5A - Precision power 2.5VA - Accuracy class 0.5

TCR 20 Current transformer 150/5A 3,75VA Class 0,5

TCR 20 Current transformer 150/5A 3,75VA Class 0,5

P01340206

TCR 20 Current transformer with busbar and cable passage, diameter 20 mm - Transformation ratio 150/5A - Precision power 3.75VA - Accuracy class 0.5

TCR 20 Current transformer 200/5A 5VA Class 0,5

TCR 20 Current transformer 200/5A 5VA Class 0,5

P01340207

TCR 20 Current transformer with busbar and cable feed-through, diameter 20 mm - Transformation ratio 200/5 A - Precision power 5 VA - Accuracy class 0.5

TCR 22-30 Current transformer 100/5A 1VA Class 3

TCR 22-30 Current transformer 100/5A 1VA Class 3

P01340208

TCR 22-30 Current transformer with busbar and cable passage, diameter 22 mm - Transformation ratio 100/5A - Precision power 1VA - Accuracy class 3

TCR 22-30 Current transformer 125/5A 1VA Class 1

TCR 22-30 Current transformer 125/5A 1VA Class 1

P01340209

TCR 22-30 Current transformer with 22 mm diameter busbar and cable feed - Transformation ratio 125/5A - Precision power 1VA - Accuracy class 1

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