Mitsubishi NF1250-UR Manuals

Manuals and User Guides for Mitsubishi NF1250-UR. We have 1 Mitsubishi NF1250-UR manual available for free PDF download: Technical Notes

Mitsubishi NF1250-UR Technical Notes

Mitsubishi NF1250-UR Technical Notes (80 pages)

MOULDED CASE CIRCUIT BREAKERS

Brand: Mitsubishi | Category: Circuit breakers | Size: 0.71 MB

Table of Contents

Table of Contents
2
1 Introduction

3
2 Features

4
- Arc-Extinguishing Device - ISTAC
  4
- Digital ETR
  5
3 Construction and Operation

7
4 Characteristics and Performance

12
5 Circuit Breakers Selection

15
- Circuit Breakers Selection Table
  15
6 Protective Co-Ordination

40
7 Selection

58
- For Motor Branch Circuits
  58
- For Lighting and Heating Branch Circuits
  
  58
  - For Main Circuit
    59
  - For Welding Circuits
    59
  - For Transformer-Primary Use
    61
  - For Capacitor Circuits
    62
  - For Thyristor Circuits
    63
  - Selection of Mccbs in Inverter Circuit
    69
8 Environmental Characteristics

71
9 Short-Circuit Current Calculations

74

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