Current transformer MTCO-24
powerdryopening

Current transformer - MTCO-24 - Lettel - power / dry / opening
Current transformer - MTCO-24 - Lettel - power / dry / opening
Current transformer - MTCO-24 - Lettel - power / dry / opening - image - 2
Current transformer - MTCO-24 - Lettel - power / dry / opening - image - 3
Current transformer - MTCO-24 - Lettel - power / dry / opening - image - 4
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Characteristics

Type
current, power
Configuration
dry
Mounting
opening
Norms
RoHS
Other characteristics
control, precision
Primary current

100 A, 200 A, 300 A

Secondary current

5 A

Description

Description
Split-core current transformers MTCO combine accurate measurement capability with easy on-site integration. Designed for metering and monitoring applications, the MTCO series features a split (open) core allowing installation without disconnecting the power conductor.

General features
  • Primary current range: 100 A to 300 A depending on model
  • Secondary current: 5 A
  • Accuracy: class 1
  • Opening accommodates conductor up to Ø 24 mm
  • Enclosure dimensions: H 75 × W 53 × D 41.4 mm
  • Mounting onto conductor using cable tie

Benefits
  • Installation: split-core design enables retrofitting without cutting the power cable
  • Fixing: can be secured to the conductor with a cable tie for stable positioning
  • Safety: terminal covers prevent accidental contact with connection points

Standards and certifications
  • Compliances: CE, RoHS, REACH
  • Applicable standards: EN61869-1:2009, EN61689-2:2012

Available variants
  • Standard primary currents available: 100 A, 200 A, 300 A
  • Other primary currents available on request
  • Secondary outputs / options: 5 A (standard), other outputs on request (1 A, mA/mV outputs) and custom cable lengths
  • Custom accuracy classes available (e.g. 0.5 %)

Related products
  • Meters and energy measurement units accepting 5 A input
  • Communication modules and gateways for integration of measurement data
  • Rogowski coils and mounting accessories

Variants / order codes (extract)
Code | CT type | Primary current | Stock status
MTCO-24-100-5 | Split-core | 100 A | in stock
MTCO-24-200-5 | Split-core | 200 A | in stock
MTCO-24-300-5 | Split-core | 300 A | in stock

Technical details / specifications
  • Primary range: 100 A, 200 A, 300 A (depending on reference)
  • Secondary current: 5 A (standard)
  • Accuracy: class 1 (standard)
  • Core opening (Ø): 24 mm
  • Dimensions: H 75 mm × W 53 mm × D 41.4 mm
  • Mounting: split core + cable tie
  • Safety: terminal covers
  • Compliances: CE, RoHS, REACH
  • Standards: EN61869-1:2009, EN61689-2:2012
  • Available technical documents: MTCO range overview, general catalogue, product datasheet (PDF)
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.