Alstom MCAG 34 - Table of Contents

4
TYPES: MCAG 14
MCAG 34
CONTENTS
SAFETY SECTION 5
1. INSTALLATION 9
2. COMMISSIONING 10
2.1 Description of relay 10
2.2 Calculation of relay setting 11
2.3 External Metrosils 11
2.4 Commissioning preliminaries 11
2.5 Commissioning tests 13
3. MAINTENANCE 14
4. MECHANICAL SETTINGS 15
4.1 General 15
4.2 Contact settings 15
4.3 Mechanical flag settings 15
5. PROBLEM ANALYSIS 15
5.1 Failure to operate 15
5.2 Excessive current taken by relay 16
5.3 Output contacts not changing state 16
6. SPARES 16
7. COMMISSIONING TEST RECORD 21
REPAIR FORM 23