Current transformer MTCO-17285 series

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Description
Split-core current transformer designed for easy integration into high-power switchgear or distribution panels without disconnecting the measured circuit. The MTCO series combines measurement accuracy with simple on-site installation.

Key features

• Primary current: 3200 to 5000 A depending on model
• Secondary current: 5 A (standard version)
• Accuracy: class 0.5
• Opening: suitable for 172 × 85 mm busbar
• Enclosure dimensions: H245 × W195 × D77 mm
• Mounting: on conductor (split toroidal core)
• Opening mechanism: push-button release secured by locking screw
• Pluggable/sealable terminal covers for safety

Benefits

• Split-core design allows installation without disconnecting power cables
• Secure construction (terminal covers, locking screw to prevent accidental opening)

Standards and compliance

• Compliance: CE, RoHS, REACh
• Applicable standards: IEC61869-1 & 2, IEC60044-1, BS 3938, IS 2705-1, -2 & -3

Available variants
The MTCO-17285 series is available for primary currents from 3200 to 5000 A.

Table of variants
Order code | CT type | Primary current | Stock status
MTCO-17285-3200-5 | Split-core | 3200 A | instock
MTCO-17285-4000-5 | Split-core | 4000 A | instock
MTCO-17285-5000-5 | Split-core | 5000 A | instock

Related products / compatibility

• Meters and measurement units accepting a 5 A input
• Can be paired with energy meters or measurement panels with 5 A inputs

Datasheets
Datasheet and user manual available for the MTCO range (MTCO product overview; MTCO-17285 full manual).

Technical specifications

• Primary current range: 3200 A, 4000 A, 5000 A
• Standard secondary current: 5 A (options: 1 A, mV, mA available depending on variant)
• Accuracy: class 0.5
• Internal opening: 172 × 85 mm (sized for busbars)
• Enclosure: H245 × W195 × D77 mm
• Opening mechanism: split toroidal core, push-button release, locking screw
• Safety accessories: sealable terminal covers
• Compliance: CE, RoHS, REACh
• Standards: IEC61869-1/2, IEC60044-1, BS 3938, IS 2705-1/2/3