ELECTRICAL SAFETY IN LOW VOLTAGE DISTRIBUTION SYSTEMS UP TO 1000 V A.C. AND 1500 V D.C. - EQUIPMENT FOR TESTING, MEASURING OR MONITORING OF PROTECTIVE MEASURES - PART 1: GENERAL REQUIREMENTS
International Electrotechnical Committee
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements
4.1 Operating uncertainty (B), percentage operating
uncertainty (B[%])
4.2 Rated operating conditions
4.3 Battery check facility
4.4 Terminals
4.5 Class of protection
4.6 Class of pollution
4.7 Overvoltage category
4.8 Measuring category
4.9 Electromagnetic compatibility
4.10 Vibration test
5 Marking and operating instructions
5.1 Marking
5.2 Operating instructions
6 Tests
6.1 Influence of position
6.2 Influence of temperature
6.3 Influence of the supply voltage
6.4 Battery check facility
6.5 Protection class
6.6 Terminals
6.7 Mechanical requirements
6.8 Marking and operating instructions
Bibliography
Describes the general requirements for measuring and monitoring equipment for testing the electrical safety in low voltage distribution systems with nominal voltages up to 1000 V a.c. and 1500 V d.c.
| Document Type | Standard |
| Status | Current |
| Publisher | International Electrotechnical Committee |
| Committee | TC 85 |
