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CHINT NXMLE Series - User Manual

CHINT NXMLE Series
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NO:2021.04
Standard: IEC/EN 60947-2
GB/T 14048.2
User Instruction
NXMLE Series
Residual Current
Operated Circuit Breaker
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CHINT NXMLE Series Specifications

General IconGeneral
Rated Voltage (Ue)230/400V AC
StandardIEC/EN 60898-1
Tripping CurveB, C, D
Terminal Capacity25mm²
Poles1P, 2P, 3P, 4P
Rated Insulation Voltage (Ui)500V
Mechanical Endurance20000 cycles
Electrical Endurance10, 000 cycles
MountingDIN rail
Breaking Capacity (Icu)10kA

Summary

Product Safety Warnings

Installation Environment & EMI

Prohibits damp, flammable, corrosive environments and warns about EMI.

Operational Safety Precautions

Warns against touching live parts and mandates power off for installation/maintenance.

Insulation Testing Guidelines

Advises against direct testing and details retesting steps using 500VDC tramegger.

Product Technical Specifications

Operating Conditions and Ratings

Details operating temp, altitude, pollution class, install category, protection class, and insulation voltage.

Inspection and Testing Procedures

Inspection Process and Components

Covers product inspection procedures, tools, and mounting hardware for various models.

Installation & Operation Guide

Minimum Installation Distances

Specifies minimum installation distances (Smin, Xmin) required for product installation.

Panel Controls and Operation Tests

Explains panel button functions, indicator descriptions, and product operation test diagrams.

Outline and Installation Dimensions

NXMLE Series Dimensional Data

Provides comprehensive outline and installation dimensions for various NXMLE series models.

NXMLE-125 Installation and Wiring Details

Connecting Plate and Wire Size

Details connecting plate and wire size specifications for NXMLE-125 models.

NXMLE-250 to -630 Installation and Wiring Details

Connecting Plate and Wire Size

Details connecting plate and wire size specifications for NXMLE-250, -400, and -630 models.

Wiring Diagrams and Post-Installation Checks

Wiring Configurations and Safety Checks

Illustrates wiring diagrams for various configurations and emphasizes flash barrier installation and insulation checks.

Environmental Protection and Disposal

Product Disposal and Recycling

Provides guidance on product disposal and recycling procedures according to industrial waste standards.

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