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LEM Current Transformer LF 205-S Series 420A Primary Current 12, 15V Supply Voltage 15.6mm Bore LF 205S

Category Current Transformer Brand LEM Condition New

Specifications

Country of Origin China
Brand LEM
Length 6mm
Model LF 205S
Depth 7mm
Gross Weight 78g
Width 61mm
Mount Type Vertical
Series LF 205-S
Maximum Operating Temperature 85°C
Minimum Operating Temperature -40°C
Bore Diameter 15.6mm
Secondary current 100mA
Supply Voltage 12, 15V
Standards/Approvals EN 50178
Primary Current 420A
Maximum Operating Frequency 100kHz
Turns Ratio 1
Secondary DC Resistance 33Ω
Current transducers LF-S Series for the electronic measurement of currents dc, ac, pulsed..., with galvanic separation between the primary circuit and the secondary circuit. They are speciallly designed for industrial applications
LEM LF 305-S Series Current Transformer 300 A 1 12V, 20 V 20.1mm BoreBrand LEM

Key Features

  • Designed for industrial applications with galvanic separation between primary and secondary circuits.
  • Operates at primary current of 420 A with 100 mA secondary current output.
  • Supply voltage options of 12 V and 15 V for flexibility.
  • Compact form factor with 15.6 mm bore diameter and vertical mount type.
  • High accuracy with low temperature drift and high noise immunity.
  • Wide operating temperature range from -40°C to 85°C.
  • Optimized response time with wide frequency bandwidth up to 100 kHz.
  • Plastic body material compliant with UL94-V0 for safety.

Product Description

LEM LF 205S Series Current Transformer is a precision electronic current transducer designed to measure DC, AC, and pulsed currents with excellent galvanic isolation between the primary and secondary circuits. This model excels in industrial environments requiring robust and accurate current sensing.

The LF 205S supports a primary current of 420 A with a secondary output current of 100 mA. It operates with supply voltages of 12 V and 15 V, providing flexibility for various industrial control systems. Its compact design features a 15.6 mm bore and a vertical mount, optimizing integration into electrical panels.

With a high accuracy closed-loop design, this current transformer offers outstanding noise immunity and low temperature drift, ensuring reliable measurement even under challenging electrical noise conditions. Its operating temperature range from -40°C to 85°C allows use in a broad spectrum of industrial settings.

The device is constructed with UL94-V0 rated plastic, providing flame resistance and durability. It adheres to the EN 50178 standard for electronic equipment in industrial environments. Its wide frequency bandwidth up to 100 kHz and optimized response time make it suitable for demanding current measurement tasks.

Galvanic isolation ensuring safety and measurement reliability. High accuracy closed-loop sensing technology. Compatible with both DC and AC currents including pulsed signals. Vertical mount design for easy installation.

Operating temperature from -40°C to 85°C supports diverse industrial conditions. UL94-V0 plastic body for enhanced safety and durability. Wide frequency response and optimized transient performance.

This Current Transformer is ideal for industrial automation, power monitoring, electrical equipment testing, and control systems requiring precise and stable current measurements. It supports integration into various industrial and commercial environments with assured compliance to safety and performance standards.

Discover more LEM products and advanced current sensing solutions in EnvMart’s extensive Electronics & Electricals category.

LEM Current Transformer LF 205-S Series 420A Primary Current 12, 15V Supply Voltage 15.6mm Bore LF 205S
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Frequently Asked Questions

This model supports a primary current of 420 A with a secondary output current of 100 mA.

It operates with supply voltages of 12 V and 15 V, providing flexibility for various applications.

The bore diameter of this unit is 15.6 mm, designed for vertical mounting.

The operating temperature range is from -40°C to 85°C, making it suitable for diverse industrial conditions.

This current transformer has a maximum operating frequency of 100 kHz, allowing for optimized response times.

It is constructed from UL94-V0 rated plastic, which provides flame resistance and durability.

This model adheres to the EN 50178 standard for electronic equipment in industrial environments.

It features galvanic isolation between the primary and secondary circuits, ensuring safety and measurement reliability.

The gross weight of this model is 78 g.

This unit has a depth of 7 mm and a width of 61 mm, contributing to its compact design.

It is designed to measure DC, AC, and pulsed currents, making it versatile for various applications.

The turns ratio for this current transformer is 1, indicating a direct measurement relationship between primary and secondary currents.

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