Microelettrica Scientifica MC2-30T Manuals

Manuals and User Guides for Microelettrica Scientifica MC2-30T. We have 1 Microelettrica Scientifica MC2-30T manual available for free PDF download: Operation Manual

Microelettrica Scientifica MC2-30T Operation Manual (70 pages)

MICROPROCESSOR OVERCURRENT AND EARTH FAULT RELAY

Brand: Microelettrica Scientifica | Category: Relays | Size: 8 MB

Table of Contents
2
General Utilization and Commissioning Directions
4
Storage and Transportation
4
Installation
4
Electrical Connection
4
Measuring Inputs and Power Supply
4
Outputs Loading
4
Protection Earthing
4
Setting and Calibration
4
Safety Protection
4
Handling
4
General
5
Power Supply
5
Front Panel
5
Keyboard and Display
6
Display
6
Icons of Display
7
Signalization
8
Leds Manual Reset
8
Display of the Last Trip
8
Leds Configuration
9
Name
10
Link Enable
10
Status
10
Light Prog
10
Funct. Mode
10
Functions
10
Example: Change Settings for "Led1
12
Link Enable
12
Flashing
12
Funct.mode
13
Functions
13
User Variables
14
Name
14
User Descr
14
Linked Functions
14
Oplogic
14
Timer
14
Timer Type
14
Extra
14
Logical Status
14
Example: Setting "User Variable
14
User Description" (User Descr.)
15
Linked Functions
15
Operation Logic" (Oplogic)
16
Timer
16
Timer Type
17
Extra
17
Local Commands
18
Measure
19
Maximum Values (Only Via Software)
19
Trip Recording
20
Partial Counters
22
Total Counters
23
Events
24
Events on Display
25
System (System Parameters)
27
Settings
28
Modifying the Setting of Variables
29
Password
30
Menu: Communic. (Communication)
31
Description of Variables
31
Front Panel USB Serial Communication Port (RS232)
31
Cable for Connection from Relay to Personal Computer
31
Main Serial Communication Port (RS485)
31
Menu: Customize (Human Machine Interface)
32
Description of Variables
32
Function: Filesys (File System and Disk Management)
33
Description of Variables
33
Download File Informations
33
Function: T> (Thermal Image F49)
35
Description of Variables
35
Trip and Alarm
35
Function: 1I> (First Overcurrent Element F50/51)
37
Description of Variables
37
Blocking Logic (BO-BI)
38
Automatic Doubling of Overcurrent Thresholds on Current Inrush
38
Function: 2I> (Second Overcurrent Element F50/51)
39
Description of Variables
39
Function: 3I> (Third Overcurrent Element F50/51)
39
Function: 1Io> (First Earth Fault Element 50N/51N)
40
Description of Variables
40
Function: 2Io> (Second Earth Fault Element 50N/51N)
40
Function: 3Io> (Third Earth Fault Element 50N/51N)
41
Description of Variables
41
Function: 1Is> (First Negative Sequence Element F46)
42
Description of Variables
42
Time/Current Operation of the First Current Unbalance Element "F(T)
42
Function:2Is> (Second Negative Sequence Element F46)
42
Function: Reclos (Automatic Reclosure RCL)
43
Description of Variables
44
Definitions
44
Operation
46
Reclose Command
46
Function: Ttriprd (Trip Time Reduction)
47
Description of Variables
47
Operation
47
Function: TCS (Trip Circuit Supervision)
48
Description of Variables
48
Operation
48
Function: IRF (Internal Relay Fault)
49
Description of Variables
49
Operation
49
Function: Breakerfail (Breaker Failure)
49
Function: Oscillo (Oscillographic Recording)
50
Description of Variables
50
Operation
50
Available on Software
51
Setting "User Trigger Oscillo
52
Example: Setting "Oscillo Trigger Logic
53
Function: CB Mngn (Control C/B)
56
Description of Variables
56
Push-Buttons (Programmable Only Via Software)
56
Function: Extrescfg (External Reset Configuration)
58
Description of Variables
58
Input - Output (Via Software)
58
Digital Input
58
DI" Configuration (Via Software)
58
Example
59
Name
59
Status
59
Functions
59
Example: Setting "Digital Input
59
Physical Outputs
60
DO" Configuration
60
Example Configuration
60
Functions - Operation Mode
61
Infostatus
65
Date and Time
66
Clock Synchronization
67
Healthy (Diagnostic Information)
68
Dev.info (Relay Version)
68
Maintenance
68
Wiring Diagram
69
Overall Dimensions
69
Electrical Characteristics
70

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Microelettrica Scientifica MC2-30T Operation Manual (70 pages)

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