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LEM HO Series Multi-Range Current Transformer 120 A, PCB Mount, 4.5V/5.5V Supply Voltage, 1.75mm Bore HO 120-NP-0100

Category Current Transformers Brand LEM Condition New

Specifications

Country of Origin India
Brand LEM
Length 27.43mm
Model HO 120-NP-0100
Depth 20.13mm
Gross Weight 31g
Width 41.56mm
Mount Type PCB
Series HO
Maximum Operating Temperature 105°C
Minimum Operating Temperature -40°C
Bore Diameter 1.75mm
Terminal type Wire
Supply Voltage 4.5, 5.5V
Primary Current 120A
Minimum Operating Frequency 350kHz

Key Features

  • Open loop multi-range current transducer compatible with DC, AC, and pulsed current measurement.
  • Compact PCB mounting type with 1.75 mm bore diameter for space-saving applications.
  • High immunity to external interference and factory calibrated for accuracy.
  • Operational temperature range from -40°C to 105°C suitable for industrial environments.
  • Low power consumption ensuring energy efficiency in continuous operation.

Product Description

The LEM HO 120-NP-0100 is a high-precision multi-range current transformer designed for electronic measurement of DC, AC, and pulsed currents up to 120 amperes. Part of the HO-NP series, this device features galvanic separation between the primary and secondary circuits, ensuring safety and signal integrity in measurement applications.

This current transformer provides a voltage output and operates at supply voltages of 4.5 V and 5.5 V, making it compatible with various electronic control systems. The open loop design enables measurement of a broad range of current types while maintaining a compact form factor suitable for PCB mounting, with a bore diameter of 1.75 mm.

Manufactured for industrial use, the HO 120-NP-0100 offers low power consumption and fixed offset and sensitivity to ensure consistent and accurate readings. Its robust design provides high immunity to external electromagnetic interference, making it reliable in harsh electrical environments.

The device operates efficiently within a wide temperature range from -40°C to 105°C, accommodating demanding industrial conditions. It complies with key international standards including UL 508:2010, CE, IEC 61326-1:2012, EN 50178:1997, and IEC 61010-1:2010, underscoring its suitability for safety-critical applications.

This current transformer is ideal for integration in industrial automation, process control, electrical systems monitoring, and laboratory instrumentation. It facilitates accurate current measurements for performance analysis, protection schemes, and energy management.

Open loop multi-range current transducer compatible with DC, AC, and pulsed currents. Voltage output with supply voltage options of 4.5 V and 5.5 V. Small size with PCB mount configuration and 1.75 mm bore diameter for space efficiency.

Wide operating temperature range from -40°C to 105°C for industrial reliability. High immunity to external interference ensures measurement accuracy. Factory calibrated for consistent sensitivity and offset. Compliant with UL 508:2010, CE, IEC 61326-1:2012, EN 50178:1997, IEC 61010-1:2010 standards.

Explore more Current Transformers and other measurement devices within the EnvMart Industrial Electronics catalog for comprehensive solutions in automation and control.

LEM HO Series Multi-Range Current Transformer 120 A, PCB Mount, 4.5V/5.5V Supply Voltage, 1.75mm Bore HO 120-NP-0100
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Frequently Asked Questions

The maximum primary current rating of this model is 120 A.

This current transformer operates at supply voltages of 4.5 V and 5.5 V.

The bore diameter of this unit is 1.75 mm.

It operates efficiently within a temperature range from -40°C to 105°C.

The dimensions of this model are 27.43 mm in length, 20.13 mm in depth, and 41.56 mm in width.

It is designed for PCB mounting.

This model is compatible with DC, AC, and pulsed current measurements.

The minimum operating frequency is 350 kHz.

The gross weight of this unit is 31 g.

Yes, it complies with UL 508:2010, CE, IEC 61326-1:2012, EN 50178:1997, and IEC 61010-1:2010 standards.

It features wire type terminals.

This current transformer is suitable for industrial automation, process control, electrical systems monitoring, and laboratory instrumentation.

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