User Manuals: Basler BE1-51C Time Overcurrent Relay

User Manuals: Basler BE1-51C Time Overcurrent Relay

Manuals and User Guides for Basler BE1-51C Time Overcurrent Relay. We have 1 Basler BE1-51C Time Overcurrent Relay manual available for free PDF download: Instruction Manual

Basler BE1-51C Instruction Manual

Basler BE1-51C Instruction Manual (66 pages)

Communications Overcurrent Relay

Brand: Basler | Category: Relays | Size: 2 MB

Table of Contents

Table of Contents
4
Description
7
Application
7
Time Overcurrent Function
7
- Pickup
  7
- Timing
  7
- Trip and Reset
  8
Instantaneous Overcurrent Options
8
Command Actuated Close (Outputs)
8
Neutral Trip Selectivity
8
Breaker Failure
9
Communications Option
10
- Ports
  10
- System Considerations
  10
Style Number
11
Style Number Identification Chart
12
Time Overcurrent Curves
15
Functional Description

24
- General
  24
- Current Sensing
  24
- Power Supply
  24
  - Loss-Of-Power Sensing
    26
- Analog-To-Digital (A/D) Converter
  26
- Internal Microcomputer
  26
  - Time Overcurrent Calculations
    26
  - High/Low Range Register
    26
  - Watchdog Circuitry
    26
- Outputs
  26
  - General
    26
  - Relay Disabled Output
    26
  - Instantaneous and Command Close Options
    27
- Target Indicators
  27
- Communications Option
  27
Operation by Front Panel

28
- General
  28
- Configuration Mode
  28
  - Defined
    28
  - Entering the Configuration Mode
    28
  - Stepping through the Read/Write Registers
    28
  - Loading the Read/Write Registers
    30
  - Setting the Baud Rate
    30
  - Setting the Time Dial
    30
  - Setting Tap Calibration
    30
  - Setting Instantaneous Overcurrent Pickup
    30
  - Selecting the Time Overcurrent Characteristic
    31
  - Selecting the CT Ratios
    31
  - Current Sensing Range
    31
  - Demand Period
    31
- Data Mode
  31
  - Defined
    31
  - Entering the Data Mode
    32
  - Automatic Scrolling
    32
  - Instrumentation Display
    32
  - Error Code Display
    33
- Setting the Relay (Example)
  33
  - Example Defined
    33
  - Calculating the Settings
    33
  - Entering the Settings
    34
- Equipment and Procedures
  36
  - General
    36
  - Port Converter
    36
- Baud Rate
  36
- The Registers
  36
  - The Secure Registers
    36
  - Register Overview
    37
  - Instrumentation Registers
    37
- Port Wiring
  37
Installation and Testing

51
- General
  51
- Relay Operating Precautions
  51
- Dielectric Test
  51
- Mounting
  51
- Connections
  52
- Verification Testing
  52
  - General
    52
  - Scope
    52
  - Operational Test
    53
  - Equipment Required
    53
  - Preliminary Steps
    53
  - Time Overcurrent Pickup Test
    54
  - Timing Test
    55
  - Instantaneous Overcurrent Pickup Test
    56
- Communications Test
  57
  - General Verification
    57
  - Command Actuated Close
    57
Maintenance

63
- General
  63
- In-House Repair
  63
- Storage
  63
- Troubleshooting
  64
  - Built-In-Test
    64
  - Batch Programs
    64
- Timekeeping
  64
Manual Change Information

65

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