CHINT NA1-1000 User Manual

Name: CHINT NA1-1000
Brand: CHINT
Rating: 4 (1 reviews)

64 pages

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Air Circuit Breaker

CHINT Group2
CHINT Low-Voltage Electrical Products3
Table of Contents6
Summary7
5 Basic Frame Sizes7
NA1 Air Circuit Breaker9
General10
Operation Conditions10
Structure10
Application Scope10
Main Technical Parameter11
Dimensions and Connection14
Secondary Circuit Wiring19
- Single Receiving-Circuit Operation Circuit22
- Dual Receiving-Circuit Auto-Switching Operation Circuit23
- Mounting the Circuit-Breaker24
Installation24
- Partitions25
- Busbars25
- Busbar Connections25
- Main Circuit Adopts Cable Connection26
- Clamping26
- Preferred Tightening Torque for Na1'S Tightening Components26
- Connected Position27
- Wiring the Secondary Circuit According to Electric Principle Diagram27
- Maintenance27
- Operation27
Recommendation for User's Connecting Bus-Bar28
Power Loss28
A S Curve28
Temperature Compensation Correction29
Coordination Recommendations30
Selective Protection between NM8 and NA132
Selectivity Protection32
- Selective Protection in NA136
- The Intelligent Controller of NA1-100038
Intelligent Controller38
- The Communication39
- Basic Functions40
- Default Interface41
- “Testing” Menu41
- “System Data Setting” Menu41
- “Historical Record and Maintain” Menu42
- Submenu Operation Show42
- Over Current Protection Characteristic42
- The Characteristic of Intelligent Controller42
- Earthing Fault Protection Characteristic43
- Instantaneous Characteristic43
- Short Time-Delay Overcurrent Protection Characteristic43
- Long Time-Delay Overcurrent Protection43
- Wiring Diagram of the Earthing Fault Protection44
- Load Monitor Characteristic44
- The Intelligent Controller of NA1-2000, 3200, 4000, 630045
- Earth Fault Protection45
- Symbol Designation Table46
- Operating Power Supply46
- Basic Functions of Intelligent Controller46
- Operation Instructions46
- Short-Circuit Short-Delay Protection47
- Overload Long Time-Delay Protection47
- Over-Current Protection Characteristic Curve Figure47
- Characteristic47
- Short Circuit Instantaneous Protection48
- Appearance and Panel Illustration49
- Comparison of Signal and Meaning50
- Major Protective Functions50
- Operation Instruction of H Type Intelligent Controller50
- Parameters Setting Operation50
- Fault Inquiry Operation51
- Test Operation51
- Inquiry Method51
- Instruction to Technical Property52
- Power Distribution or Motor Protection53
- Electrical Machine Protection53
- Wiring Diagram of Earth Fault Protection54
- Technical Parameter55
- Load Monitor Type 155
- Load Monitor Type 255
- Communication Networking55
- Profibus-DP Protocal Networking56
- Under-Voltage Release56
- Shunt Release56
Accessories56
- Doorcase57
- Motor-Driven Energy-Storage Mechanism57
- Auxiliary Contact57
- Closing Release57
- Phases Barrier58
- Off Position Locking Mechanism58
- Key Lock58
- Operation Pushbutton Lock58
- Cable Mechanical Interlock59
- Connecting-Rod Type Mechanical Interlock59
- Drawer Base Misplug-Proof Device (NA1-1000)60
Regular Malfunction and Solutions60
Order Sheet62

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CHINT NA1-1000 Specifications

General

Brand	CHINT
Model	NA1-1000
Category	Circuit breakers
Language	English

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CHINT NA1-1000 User Manual

Table of Contents

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CHINT NA1-1000 Specifications

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