Siemens 7SR105 Rho Manuals

Siemens 7SR105 Rho Manuals

Manuals and User Guides for Siemens 7SR105 Rho. We have 1 Siemens 7SR105 Rho manual available for free PDF download: User Manual

Siemens 7SR105 Rho User Manual

Siemens 7SR105 Rho User Manual (205 pages)

Motor Protection Relay

Brand: Siemens | Category: Relays | Size: 4.62 MB

Table of Contents

Table of Contents

5
Table of Contents

62
- Section 1: Introduction
  63
  - Relay Menus and Display
    63
  - Operation Guide
    65
    
    User Interface Operation
    65
  - Setting Mode
    67
  - Instruments Mode
    67
- Description
  67
  - Fault Data Mode
    72
- Instrument
  67
- Section 2: Setting & Configuring the Relay Using Reydisp Evolution
  73
  - Physical Connection
    73
    
    Front USB Connection
    73
    
    Rear RS485 Connection
    73
    
    Configuring Relay Serial Data Communication
    74
    
    Connecting to the Relay for Setting Via Reydisp
    75
    
    Configuring the User Texts Using Reydisp Language Editor
    76
Table of Contents

96
- Introduction
  100
- Physical Connection
  100
- Chapter 4 - 7SR105 Rho · Data Communications Definitions
  101
- RS485 Interface (COM1)
  101
- USB Interface (COM2)
  101
- IEC 60870-5-103 Definitions
  104
  - Introduction
    104
  - Cause of Transmission
    105
  - Application Service Data Unit (ASDU) Type
    106
  - Point List
    107
    
    Event Function (FUN) & Information (INF) Numbers
    107
    
    Measurands
    112
    
    Disturbance Recorder Actual Channel (ACC) Numbers
    113
- MODBUS Definitions
  114
  - Introduction
    114
  - MODBUS Register Data Types
    115
    
    Fp_32Bits_3Dp
    116
    
    Uint32
    116
    
    Uint16
    116
    
    Event
    117
    
    Eventcount
    118
    
    Time_Meter
    118
    
    Str32 & Str64
    118
    
    Bitstring
    118
  - Point List
    120
    
    Coils (Read Write Binary Values)
    120
    
    Inputs (Read Only Binary Values)
    120
    
    Input Registers (Read Only Registers)
    124
    
    Holding Registers (Read Write Registers)
    126
- DNP3 Definitions
  128
  - Device Profile
    128
  - Implementation Table
    131
  - Point List
    137
    
    Binary Input Points
    137
    
    Counters
    147
    
    Analog Inputs
    148
  - Additional Settings
    151
- Not Applicable
  152
- Serial Modems
  156
  - Introduction
    156
  - Connecting a Modem to the Relay(S)
    156
  - Setting the Remote Modem
    156
  - Connecting to the Remote Modem
    156
- Configuration
  158
- Glossary
  160
Table of Contents

175
- Section 1: Introduction
  177
  - Plant Design - Motors
    177
- Section 2: Protection Functions
  178
  - Thermal Protection
    178
    
    Stall Protection (14)
    183
    
    Start Protection (66)
    185
    
    Phase Unbalance Protection (46)
    185
  - Setting Example - Thermal Protection
    186
  - Current Protection: Loss of Load - Undercurrent (37)
    190
  - Overcurrent (50-N, 51-N)
    191
    
    Time Delayed Overcurrent (51-N)
    191
  - Earth-Fault Protection (50G/50N)
    191
  - High Impedance Restricted Earth Fault Protection(87REF)
    192
  - Voltage Protection (27/59)
    192
    
    Under Voltage
    192
    
    Over Voltage
    193
  - Negative Phase Sequence (NPS) Overvoltage (47)
    193
  - Frequency (81)
    193
  - Power Protection
    193
    
    Power (32)
    193
    
    Sensitive Power (32S)
    193
    
    Power Factor (55)
    193
- Section 3: Current Transformer (CT) Requirements
  194
  - CT Ratio
    194
  - Thermal and Overcurrent Protection Cts
    194
  - Earth Fault Protection Cts
    194
  - Sensitive Power (32S)
    194
- Section 4: Supervision and Monitoring Functions
  195
- Section 5: Control & Logic Functions
  203
  - User Defined Logic
    203
    
    Undervoltage Auto Restart (Restoration of Supply)
    203
  - Motor Start/Stop
    203
- Section 6: Application Examples
  204
  - Function and Connection Diagrams
    204

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