ABB E3N 25 - User Manual

To Next Page

Emax

Installation, service and

maintenance instructions

for low voltage air circuit-breakers

Installation and service

instructions

1SDH000460R0002 L2778

Main Page

Index2
Description7
General Characteristics7
External Front View of the Circuit-Breaker7
Moving Part Construction Characteristics7
Storage, Lifting and Weights8
Checking on Receipt8
Fixed Part Construction Characteristics8
Installation9
Installation Room9
Table of the Circuit-Breaker Weights (Kg.)9
Installation of the Fixed Part of the Withdrawable Circuit-Breaker9
Installation of the Fixed Part10
Installation of the Fixed Part on Board a Ship10
Example for E1B 08 According to the Nameplate Diagram10
Electrical Connections11
Installation of the Flange on the Compartment Door11
Connections to the Power Circuit11
Shapes of the Terminals11
Assembly Procedure for the Connection Busbars13
Earthing13
Wiring the Circuit-Breaker Auxiliary Circuits13
Interfacing Elements for Fixed Circuit-Breakers13
Withdrawable Circuit-Breaker14
10 Contacts in Position14
5 Contacts in Position14
Conversion of the Auxiliary Contacts or of the Signalling Contacts15
Auxiliary Contacts15
Signalling Contacts Disconnected15
Putting into Service16
General Procedures16
Instructions for Use17
Operating and Signalling Parts17
Circuit-Breaker Closing and Opening Procedures18
Electrical Loading of the Closing Springs18
Closing the Circuit-Breaker18
Opening the Circuit-Breaker18
Racking-In/Out Operation19
Positioning the Moving Part in the Fixed Part19
Maintenance20
Warning20
Maintenance Program21
Maintenance Operations21
Preliminary Operations21
General Inspection of the Circuit-Breaker22
Checking Contact Wear22
Operating Mechanism Maintenance23
Measures to be Taken for any Operating Anomalies24
Accessories25
Electrical Accessories25
Undervoltage Release (YU)25
Time Delay Device for Undervoltage Release (D)26
Geared Motor for Automatic Closing Spring Loading (M)26
Mechanical and Electrical Trip Signalling for Overcurrent Releases27
Transformers and Operation Counters27
Mechanical Trip Signalling for Overcurrent Releases27
Coil for Resetting the Mechanical Release Trip Indicator27
Auxiliary Contacts27
Mechanical Locks28
Transparent Protection Covers28
Interlock between Circuit-Breakers28
Homopolar Toroid for Residual Current Protection28
Mechanical Operations Counter28
Spare Parts29
Retrofitting Kits29
Protection Releases - General Notes30
Safety Notes31
Notes for Dielectric Stiffness Tests31
Abbreviations and Notes31
SACE PR121/P Release - Identification32
Standard32
Specifications32
Electrical Characteristics32
Environmental Characteristics33
Communication Bus33
Protection Functions33
Calculating the RMS33
Description of the Protection Functions34
Thermal Memory “L”34
Protection “L”34
Protection “S”34
Summary Table of Protections35
Table of Measurements35
Trip Curves36
Trip Curves for Functions L-I36
Trip Curves for Functions L-S36
Trip Curves for Functions L-S(T=K)-I37
Trip Curves for Function G37
Other Functions38
Connections38
CS and TC Connection Check38
Current Sensor Connection for External Neutral38
Trip Test39
Initial Settings39
Changing Protection Functions39
Example of Settings39
Operating Instructions / Operation in Service40
Neutral Adjustment40
Neutral Adjustment Specifications40
Replacing an Electronic Release40
Definition of the Alarms and Signals for the PR121/P Unit41
Optical Signals41
Troubleshooting42
In the Case of a Fault42
BT030 Communication Unit42
PR021/K and HMI030 Units42
SACE PR122/P Release - Identification43
Self-Supply44
Auxiliary Power Supply44
Powered by the PR120/V Module44
Description of Inputs/Outputs44
Mains Frequency45
Harmonic Distortion45
Circuit-Breaker State45
Measurement Functions45
Thermal Memory “S”46
Start-Up Threshold “S”46
Zone Selectivity “S”47
Protection “I”47
Start-Up Threshold “I”47
Protection “G”47
Start-Up Threshold “G”48
Zone Selectivity “G”48
Protection against Phase Unbalance “U”48
Protection against Overtemperature Inside the Relay “OT”48
Load Control Function49
Protection “UV”49
Protection “OV”49
Protection “RV”49
Summary Table of the Protection Function Settings for the PR122/P50
CS and TC Connection Test58
User Interface60
Description of the Icons Displayed60
Use of Pushbuttons60
Read and Edit Modes61
Changing Parameters61
Default Settings64
Protections Menu66
Protections Menu Table66
Measurements Menu69
Measurements Menu Table69
Settings Menu69
Settings Menu Table69
PR120/D-M - COM Module71
PR120/D WL-COM Module71
Information Menu72
Information on the Trip and Opening Data72
Definition of Alarms and Signals in the PR122/P Unit72
Electrical Signals72
Table of Error and Warning Messages73
Alarm Message73
Error Messages Displayed in Pop-Up Windows74
Troubleshooting PR122/P Unit75
ABB SACE PR010/T Test and Configuration Unit76
SACE PR123/P Release - Identification77
Specifications77
Rms Calculation79
Trip Curves for Function L in Accordance with IEC 60255-3 (Type B)91
Trip Curves for Function L in Accordance with IEC 60255-3 (Type C)91
Trip Curves for Function D92
Trip Curves for Function U92
Trip Curves for Function UV93
Trip Curves for Function OV93
Trip Curves for Function RV94
Trip Curves for Function RP94
Protections Menu103
Modules114
PR120/V - MEASURING Module114
Table of Submenus for the PR120/V Module117
Historicals118
Trips118
Events118
Measurements118
Energy119
Peak Factor119
Waveforms119
Electrical Characteristics of the Transformers120
Mechanical Characteristics120
Operating Frequency Range120
PR120/D-M - COM Communication Module121
Front View121
Releases Complete with the Module121
Communication Functions Available121
PR120/K Signalling Module122
Characteristics of the Digital Input122
Characteristics of the Signalling Contacts122
Power Supply123
PR120/K Module Menu123
Configurable Input123
Input Configuration Settings123
PR120/K Module Menu Layout124
PR120/D-BT - WL-COM Wireless Communication Module125
PR021/K Outside Signalling Unit126
General Characteristics of the Signalling Relays126
Relay Functions126
PR021/K Signalling Unit Menu126
PR021/K Unit Menu Table127
SD-Pocket128
SD-Testbus2128
Data Logger (Recorder)129
Description of the Data Logger Menu129
Enabling the Data Logger129
Setting the Sampling Frequency129
Setting and Viewing Customized Stop Events (Triggers)130
Setting the Stopping Delay130
Restart/Stop Data Logger130
Recording Time Windows130
Description of the Information Given by the Data Logger System131
Access to Saved Data from the System131
Data Logger Commands from the System132
Example of Data Logger Operation132
Table Showing List of Events133
Combining the Devices Needed to Customize Settings133
Residual Current Protection Function134
Rc Test Menu135
Overall Dimensions136
Fixed Circuit-Breaker136
Fixed Circuit-Breaker137
Withdrawable Circuit-Breaker143
Circuit Diagrams150
Operating Status Shown150
Versions150
Incompatibilities151
Description of Figures151
Circuit Diagram Symbols153
Circuit Diagram - Operating Status154
Auxiliary Circuits of the PR121, PR122 and PR123 Releases157
PR120/D-M Communication Module158
PR021/K Signalling Unit159

Brand	ABB
Model	E3N 25
Category	Circuit breakers
Language	English

ABB E3N 25 - User Manual

Table of Contents

ABB E3N 25 Specifications

Related product manuals