Current transformers narrow section and high accuracy

Current transformers

TCH6 250/5A

TCH6 250/5A, Current transformers high accuracy and narrow section

Code: M70433.

  • Flat strip(mm): 30 x 15 |20 x 10 |40 x 10
  • System: Single-phase
  • Class 0,2 Power (VA): 1,75
  • Class 0,2S Power (VA): 1,5
  • Class 0,5S Power (VA): 2,25
  • Measurement Range (A): 250/5
  • Input current: 250 A
  • Transformer type: Closed core

INFORMATION

Description

  • Type: bar entrance
  • Types: from 40 to 4000 A
  • Internal diameter: from 20.3 to 63 mm, depending on the type
  • Busbar dimensions: from 25 x 5 mm to 30 x 100 mm
  • Transformer certificate sheet is attached
  • Accessory on request for fixing on DIN rail (Types TCH6 and TCH6.2)
  • Secondary coding types .../5 A (on demand .../1 A.)

Applications

Converting a high nominal current to a lower current so that it can be measured by the unit. In installations where the electrical supply can be interrupted to install transformers and a high accuracy is required.

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SPECIFICATIONS

Electrical characteristics
Safety factor (SF)
FS 5
Power
1.75 VA (Class 0,2)
Current measurement circuit
Primary current measurement
250 A
Transformation ratio
… / 5 A
Nominal frequency
50 / 60 Hz
Dynamic current (Idyn)
2,5 Ith
Thermal short-circuit current (Ith)
60 In
Specific technical characteristics of current sensors
Operating voltage
0,72 kV~ max.
Inner diameter Ø (mm)
28,5
Environmental characteristics
Thermal Class
Class B (+130 ºC)
Relative humidity (without condensation)
15 … 95 %
Protection class
IP 20
Mechanical characteristics
Envelope
Plastic wrap V0 self-extinguishing, UL 94
Weight (kg)
0,272
Size (mm) width x height x depth
66 x 87.7 x 71.4 (mm)
Standards
Standards
IEC 44-1, BS2627

DIMENSIONS

CONNECTIONS

VIDEOS

DOWNLOADS

3D
Datasheet
CE-certified

ACCESORIES


M79951.
TC-COVER

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