Lovato DM0T0100 solid-core current transformer with a 100/5 A transformation ratio, Class 1 accuracy, 1.5 VA burden and 22 mm cable aperture for electrical metering and monitoring.
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Why Choose the Lovato DM0T0100 Current Transformer?
The Lovato DM0T0100 is a compact and dependable solid-core current transformer designed for accurate current measurement in industrial and commercial electrical systems. Featuring a 100/5 A transformation ratio, it converts a primary current of 100 A into a standard 5 A secondary signal for compatible meters, energy analysers and monitoring equipment.
As part of the established Lovato DM current transformer range, the DM0T0100 provides Class 1 measurement accuracy with a rated burden of 1.5 VA. Its solid-core construction delivers a secure magnetic circuit, while the 22 mm circular cable aperture makes it suitable for installation around appropriately sized insulated conductors during switchboard assembly.
Designed for operation on 50/60 Hz electrical systems, the DM0T0100 offers a rated insulation voltage of 720 V and continuous overload capability up to 120% of its rated primary current. It is an effective choice for power distribution, energy monitoring and industrial automation applications where reliable current conversion is essential.
Key Advantages
Accurate 100/5 A current transformation ratio.
Class 1 measurement accuracy for reliable monitoring.
Standard 5 A secondary output for compatible instruments.
22 mm circular cable aperture for through-conductor installation.
Compact solid-core construction for switchboards and control panels.
Suitable for energy meters, power analysers and monitoring equipment.
Key Features
Lovato DM series current transformer.
100 A rated primary current.
5 A rated secondary current.
1.5 VA rated burden.
Class 1 measurement accuracy.
22 mm cable opening.
Solid-core construction.
Screw terminal secondary connections.
720 V rated insulation voltage.
Suitable for 50/60 Hz electrical systems.
Continuous overload withstand of 120% of rated current.
Reliable Current Measurement for Electrical Systems
The Lovato DM0T0100 produces a proportional secondary current that allows connected measuring equipment to monitor a 100 A circuit without carrying the full primary load. This provides electrical isolation between the measured conductor and the connected instrumentation while enabling accurate current measurement throughout the installation.
Its standard 5 A output is compatible with a wide range of multifunction meters, power analysers and energy management devices. The solid-core construction makes it particularly suitable for new control panels and switchboards where the primary conductor can be passed through the transformer during assembly.
Typical Applications
Electrical distribution panels.
Industrial switchboards.
Multifunction power meters.
Energy monitoring systems.
Power quality analysers.
Motor control centres.
Building management systems.
Commercial and industrial electrical installations.
Technical Specifications
Current
5 A
Manufacturer
Lovato Electric
Series
DM
Model
DM0T0100
Product type
Solid-core current transformer
Primary current
100 A
Secondary current
5 A
Transformation ratio
100/5 A
Accuracy class
Class 1
Rated burden
1.5 VA
Operating frequency
50 / 60 Hz
Cable aperture
22 mm diameter
Core type
Solid core
Rated insulation voltage
720 V
Continuous overload withstand
120% of rated primary current
Short-time thermal current
40 × rated primary current for 1 second
Dynamic current withstand
2.5 × short-time thermal current
Connection type
Screw terminals
Installation type
Through-cable current measurement
Weight
Approximately 160 g
EAN
8013975210642
Conformity
IEC/EN/BS 61869-1 and IEC/EN/BS 61869-2
HS Code
85043180
Frequently Asked Questions
What is the Lovato DM0T0100 used for?
The DM0T0100 converts a 100 A primary current into a standard 5 A secondary signal for compatible electrical meters, analysers and monitoring equipment.
What transformation ratio does the DM0T0100 provide?
The current transformer has a 100/5 A transformation ratio.
What is the cable aperture of the DM0T0100?
The transformer has a 22 mm diameter circular aperture through which the monitored conductor is passed.
What is the rated burden of this current transformer?
The Lovato DM0T0100 has a rated burden of 1.5 VA at Class 1 accuracy.
Can the DM0T0100 be installed around an existing connected cable?
No. The DM0T0100 has a solid core, so the conductor must be disconnected and passed through the aperture during installation. A split-core transformer is normally required for installation around an existing connected cable.
Trusted by Electrical Engineers Worldwide
Lovato DM current transformers are widely used by panel builders, electrical contractors and automation engineers to provide dependable current measurement for metering, energy management and electrical distribution systems.
Current
5 A
Manufacturer
Lovato Electric
Series
DM
Model
DM0T0100
Product type
Solid-core current transformer
Primary current
100 A
Secondary current
5 A
Transformation ratio
100/5 A
Accuracy class
Class 1
Rated burden
1.5 VA
Operating frequency
50 / 60 Hz
Cable aperture
22 mm diameter
Core type
Solid core
Rated insulation voltage
720 V
Continuous overload withstand
120% of rated primary current
Short-time thermal current
40 × rated primary current for 1 second
Dynamic current withstand
2.5 × short-time thermal current
Connection type
Screw terminals
Installation type
Through-cable current measurement
Weight
Approximately 160 g
EAN
8013975210642
Conformity
IEC/EN/BS 61869-1 and IEC/EN/BS 61869-2
HS Code
85043180
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...