LWX Miniature Current Transformer Technical Specifications

LWX Miniature Current Transformer Technical Specifications

# LWX Miniature Current Transformer Technical Specifications

## Introduction

The LWX miniature current transformer is a compact and efficient device designed for accurate current measurement in various electrical applications. Its small size and high performance make it ideal for space-constrained installations where traditional current transformers may not be suitable.

## Key Features

– Compact design for space-saving installations
– High accuracy current measurement
– Wide operating temperature range
– Excellent linearity characteristics
– Robust construction for long-term reliability

## Technical Specifications

### Electrical Characteristics

Parameter | Value

Primary Current Range | 0.5A to 50A
Secondary Current | 5mA or 50mA (standard)
Accuracy Class | 0.5% or 1.0%
Frequency Range | 50Hz to 400Hz
Burden Resistance | 100Ω (for 5mA output)

### Mechanical Specifications

– Housing Material: Flame-retardant plastic
– Dimensions: 30mm × 25mm × 20mm (typical)
– Weight: Approximately 25g
– Mounting: PCB or DIN rail mounting options
– Terminal Type: Screw terminals or solder pins

### Environmental Specifications

– Operating Temperature: -25°C to +70°C
– Storage Temperature: -40°C to +85°C
– Humidity: 95% RH (non-condensing)
– Protection Class: IP20

## Applications

The LWX miniature current transformer finds applications in various fields including:

– Energy monitoring systems
– Power quality analyzers
– Smart meters
– Industrial automation
– Renewable energy systems

## Installation Guidelines

For optimal performance, follow these installation recommendations:

– Ensure proper insulation between primary and secondary circuits
– Maintain adequate clearance from other components
– Avoid placing near strong magnetic fields

– Verify correct polarity during connection
– Use appropriate burden resistors for the selected output current

## Maintenance and Safety

The LWX miniature current transformer requires minimal maintenance. However, periodic inspection is recommended to ensure:

– No physical damage to the housing
– Secure terminal connections
– Clean surfaces free from dust and contaminants
– Proper insulation resistance

Always follow electrical safety procedures when working with current transformers, including proper grounding and isolation techniques.

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