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Manuals
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Ashida Manuals
Relays
ADR241A
Instruction manual
Ashida ADR241A Instruction Manual
Feeder protection relay
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Contents
Table of Contents
Bookmarks
Table of Contents
Section 1 Introduction and Specifications
Ref ID : Adr241A/IM/Toc Rev no
Table of Contents
Introduction and Specifications
Overview
Features
Technical Specifications
Typical Tests Information
Section 2 Installation and Procedure
Handling the Goods
Instalation and Procedure
Overview
Receipt of the Goods
Unpacking the Goods
Dismantling the Goods
Installation Procedure
Storing the Goods
Before Energizing the Relay Following Should be Checked
Cables and Connectors
Current Transformer (CT) Circuit
Insulation and Dielectric Strength Testing
Relay Connection and Diagram
Relay Operating Condition
Earth Connection
Power Supply Connections
Current Transformers
Output Relay Connections
USB Connection
Mechanical Dimensions and Electrical Connection
Mechanical Dimensions ADR241A with IP Cover
Electrical Connection Diagram for 3Phase, 3Wire System
Electrical Connection Diagram for 3Phase, 4Wire System
Section 4 Protection and Logic Function
Application Data
Overview
Protection Function & Logic Functions
General Settings
Ground over Current Element (50N/51N)
IDMT Characteristics
Phase over Current Element
Cold Load Protection Function
Section 8 User Guide
User Guide
Touch Keys
User Interface
Leds
RS422/ RS485 Port (for ADR241A)
USB Port (for ADR241A)
Editing Password and Saving the Settings
Clear Password & Loading of Default Values
Main Menu Details
To View - Measurement
Relay Settings
To Set - Relay Settings
Menus
To View - Relay Settings
Cold Load Settings
To Set - Cold Load Settings
To View - Cold Load Settings
Trip Test
Fault 1
Error Log
Status
To View - Error Log
To View - Status
Date / Time Settings
To Set - Date / Time Settings
To View - Date / Time Settings
Section 9 Flow Chart
Flow Chart Overview
Main Menu
Flow Chart - Measurement
To View - Measurement
Flow Chart - Relay Setting
To View - Relay Setting
Flow Chart - Cold Load
To View - Cold Load
Flow Chart - TRIP TEST
Flow Chart - Fault
To View - Fault 1
Flow Chart - Error Log
Flow Chart - Status
Flow Chart - Date / Time
To View - Date / Time
Testing and Commissioning
Commissioning Test, Equipment Required
Checking of External Circuitry
Check Relay Setting
Relay Testing
Pick up and Trip Test
Testing of Binary Output
LED Test
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Quick Links
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Technical Specifications
2
Relay Settings
Download this manual
ADR141A / ADR241A
Feeder Protection Relay
Instruction Manual
ADR141A /
ADR241A
Doc ID : ADR241A_IM_01
Ref ID : ADR241A/IM/TP
Rev No.
: 02
Page No. : 1 of 150
Table of
Contents
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Chapters
Section 1 Introduction and Specifications
18
Section 2 Installation and Procedure
30
Section 4 Protection and Logic Function
55
Section 8 User Guide
94
Section 9 Flow Chart
124
Table of Contents
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