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Mitsubishi Electric MDU-BN Manuals
Manuals and User Guides for Mitsubishi Electric MDU-BN. We have
1
Mitsubishi Electric MDU-BN manual available for free PDF download: Instruction Manual
Mitsubishi Electric MDU-BN Instruction Manual (64 pages)
MDU BREAKER
Brand:
Mitsubishi Electric
| Category:
Industrial Equipment
| Size: 3.36 MB
Table of Contents
Table of Contents
2
1 Safety Precautions
4
2 Precautions for Use
4
Standard Operating Conditions
4
Withstand Voltage Test
5
Connection and Installation
6
Requests
7
Notes on Usage
7
3 MDU Breaker Installation Instructions
8
MDU Mounting (External Mounting for 250 a Frame)
8
Check the Wiring of the Connection Cable
8
Mounting of MDU Mounting Plate (Figure 2 and 3)
8
Mounting of MDU to MDU Breaker Main Unit
9
MDU Mounting (External Mounting for 400/800 a Frame)
10
Mounting of MDU Mounting Plate
10
Mounting of MDU to MDU Breaker Main Unit
11
MDU Mounting (Panel Mounting)
12
No Transmission, Electric Energy Pulse Output
12
With CC-Link Communication/Modbus Communication
14
Wiring of MDU Terminal Block
15
External Mounting Type
15
Panel Mounting Type
15
4 MDU Features and Functions
17
Features of MDU
17
Functions of MDU
17
Measurement Functions
18
Measurement Function List
18
Measurement Rated Values/Measurement Range and Accuracy
19
Monitoring Functions
23
Monitoring Function List
23
How to Use Monitoring Functions
24
MDU Breaker Alarms
24
MDU Breaker Status
26
Fault Causes
26
Electric Current Demand Upper/Lower Limit Alarms
26
Neutral Line Open Phase Alarm (NLA)
26
Network Specifications for MDU
27
Electric Energy Pulse Output
27
CC-Link Communication
27
MODBUS Communication
27
5 Names and Functions of MDU Parts
28
Display/Operation Panel
28
MDU Terminal Block Section
29
CC-Link Setting Area (with CC-Link Communication Option)
30
Number of CC-Link Communication Connectable Units and Precautions
31
Installation and Wiring for Products with CC-Link Communication
32
Terminator Installation
32
Shielded Wire Grounding
32
MODBUS Setting Area (with MODBUS Communication Option)
33
Installation and Wiring for Products with MODBUS Communication
34
6 MDU Detailed Specifications
35
Precautions for Measurement
35
7 MDU Operation Procedure
37
Operating Method for Main Menu Screen
38
Display Method for Protection Characteristic Setting Values
39
Protection Characteristic Setting and Setting Method for 250 a Frame
39
Protection Characteristic Setting and Setting Method for 400/800 a Frame
40
Method for Various Settings
41
Setting Method for Measurement-Related Items
41
Setting Method for Alarms
43
Setting Method for LCD
45
Setting Method for Date and Time
47
Setting Method for Electric Energy
48
Setting Method for Measurement Items
49
Setting Method for Free Display
50
Method for Resetting Alarms
51
Method for Resetting Fault Cause/Current, Maximum Value, Electric Energy, and Reactive Energy
51
Method for Displaying Information Screen
52
Operating Method for Measurement Display Screen
53
Switching Method for Display Screen
53
Measurement Display List
54
Fault/Alarm Display Details
58
8 Appendix
59
Precautions for Setting Operation
59
Precautions When Setting Via CC-Link Communication/Modbus Communication
59
Communication Error Codes and Solutions
60
Troubleshooting
60
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