CHINT NA1-2000 - User Manual

2007-2008 Catalogue
Recycle Paper Printed
Specifications and technical data are subject to change without notice.
Please contact us to confirm relevant information on ordering
2008007EN0712
Dec 2007
TEL: +86-577-62777777 62877777
FAX: +86-577-62775769 62871811
ADD: CHINT High-tech Industrial Zone, North Baixiang,
Wenzhou, Zhejiang Province, P.R.China 325603
E-MAIL: global-sales@chint.com
Website: www.chint.com
Zhejiang CHINT Electrics Co.,Ltd
CHINT Group All Rights Reserved
Air Circuit Breaker

CHINT NA1-2000 Specifications

General

Poles	3P, 4P
Rated Impulse Withstand Voltage (Uimp)	12kV
Standard	IEC 60947-2
Rated Current (In)	2000A
Rated Voltage (Ue)	690V AC
Rated Insulation Voltage (Ui)	1000V
Breaking Capacity (Icu)	65kA
Breaking Capacity (Ics)	65kA
Mounting Type	Fixed
Rated Ultimate Short-Circuit Breaking Capacity	65kA

Summary

Summary of Air Circuit Breakers

5 Basic Frame Sizes

NA1 Air Circuit Breaker Components

Component Identification

Structure and Types

Main Technical Parameters

NA1-1000 Specifications

Details technical parameters for the NA1-1000 model.

NA1-2000 Specifications

Details technical parameters for the NA1-2000 model.

NA1-3200;4000 Specifications

Details technical parameters for NA1-3200 and NA1-4000 models.

NA1-6300 Specifications

Details technical parameters for the NA1-6300 model.

Dimensions and Connection Details

NA1-1000 Dimensions

Provides dimensional drawings and connection details for NA1-1000.

NA1-2000 Dimensions

Provides dimensional drawings and connection details for NA1-2000.

NA1-3200 Dimensions

NA1-4000 Drawout Dimensions

NA1-6300 Dimensions

Secondary Circuit Wiring

NA1-1000 Standard Type Wiring

Wiring diagram for the secondary circuit of NA1-1000 (Standard type).

NA1-1000 Communication Type Wiring

Wiring diagram for the secondary circuit of NA1-1000 (Communication type).

NA1-2000;3200;4000;6300 Wiring

Secondary circuit wiring diagrams for NA1-2000, 3200, 4000, 6300.

Operation and Maintenance

Operation Guidelines

Maintenance Procedures

Coordination and Selectivity

Coordination Recommendations

Selectivity Protection

Intelligent Controller Functions

NA1-1000 Controller Types

Describes standard M type and communication H type controllers for NA1-1000.

Controller Basic Functions and Operation

Protection Characteristics and Curves

Details overload, short-circuit, earth fault, and load monitor protection characteristics.

Controller Interface and Symbols

Malfunction and Solution Guide

Circuit Breaker Tripping Issues

Lists reasons and maintenance methods for tripping faults.

Breaker Operation and Energy Storage Faults

Intelligent Controller and Indicator Faults

Order Sheet and Model Selection

Order Sheet Details

Model Protection and Controller Options