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MR-REF
P&B MR-REF Manuals
Manuals and User Guides for P&B MR-REF. We have
1
P&B MR-REF manual available for free PDF download: Technical Manual
P&B MR-REF Technical Manual (38 pages)
Brand:
P&B
| Category:
Control Unit
| Size: 0 MB
Table of Contents
Table of Contents
3
P&B Mr-Ref & Mr-Ref3
5
Principle of Operation
6
Unbiased Differential
6
Restricted Earth Fault Protection for Transformers
7
Displayed Feeder Data
8
Control Functions
8
Technical Specification
9
Environmental Tests
10
Inputs and Outputs
11
Power Supply Live
11
Current Transformer Inputs
11
Output Relays
11
Digital Inputs
11
RS485 Rear Port
11
RS232/USB Front Port
11
Faceplate Functions
12
LED Status
12
LCD Display
13
Menu Screens
13
Display Scroll
14
Feeder Settings
15
E/F CT Primary
15
Serial Settings
16
I/O Settings (Input / Output Settings)
18
Digital Inputs
18
Reset Fault
18
Block
18
Relay Outputs
19
Trip
19
Trip Fail Safe
19
Alarm
19
Alarm Fail Safe
19
Healthy
19
Healthy Fail Safe
19
Internal Fail. "Intrnl Fail
19
Serial Timeout. "Ser Timeout
19
System Settings
20
Password
20
Engineering Password
20
Change Password
20
Contrast and LCD Backlight
20
Set Default Page / Default Return Time
20
Time Sync Delay
20
Software Version
20
Serial Number
20
Disturbance Recording Activation Key
21
Time and Date
21
Chronovision
21
Screen Saver and Screen Saver Time
21
Protect Settings
22
Function
23
Alarm
23
Trip
23
Block
23
Reset
23
Auto Reset
23
Panel-Reset
23
Serial-Reset
23
Remote-Reset
23
Restricted Earth Fault
24
Serial Timeout
24
Internal Error
24
Trip History
25
Alarm History
25
Last Five Faults
25
Stats Info
26
Calibration Menu
26
Disturbance Recording (OPTIONAL)
27
Menu Tree Structure
28
MR-REF & MR-REF3 Setting Sheets
29
MR-REF & MR-REF3 System Settings Summary
29
MR-REF & MR-REF3 Control Setting Summary
30
MR-REF & MR-REF3 Protection Setting Summary
31
MR-REF & MR-REF3 Blank Protection Setting Summary
31
MR-REF - MR-REF3 Installation
32
Termination Numbers MR-REF Version
33
MR-REF Version Schematic Diagrams
34
Version
35
Termination Numbers MR-REF3 Version
35
MR-REF3 Version Schematic Diagrams
36
Factory Default Procedure
37
Handling Guidelines
38
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