I.S. EN 61036:1997

FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Definitions
  3.1 General definitions
  3.2 Definitions related to the functional
      elements
  3.3 Definitions of mechanical elements
  3.4 Definitions of insulations
  3.5 Definitions of meter quantities
  3.6 Definitions of influence quantities
  3.7 Definition of tests
4 Requirements
  4.1 Standard electrical values
  4.2 Mechanical requirements
  4.3 Climatic Conditions
  4.4 Electrical requirements
  4.5 Electromagnetic compatibility (EMC)
  4.6 Accuracy requirements
5 Tests and test conditions
  5.1 General testing procedures
  5.2 Tests of mechanical requirements
  5.3 Tests of climatic influences
  5.4 Tests of electrical requirements
  5.5 Tests for electromagnetic compatibility (EMC)
  5.6 Tests of accuracy requirements
Tables
1 Standard reference voltages
2 Standard reference currents
3a Clearances and creepage distances for insulating
   encased meter of protective class I
3b Clearances and creepage distances for insulating
   encased meter of protective class II
4 Voltage marking
5 Temperature range
6 Relative humidity
7 Power consumption in voltage circuits including
   the power supply
8 Power consumption in voltage circuits including
   power supply
9 Voltage range
10 Variations due to short-time overcurrents
11 Variations due to self-heating
12 Change of error due to earth fault
13 Percentage error (single-phase meters and
   polyphase meters with balanced loads)
14 Percentage error limits (polyphase meters carrying
   a single-phase load, but with balanced polyphase
   voltages applied to voltage circuits)
15 Influence quantities
16 Temperature coefficient
17 Starting current
18 AC voltage tests
19 Voltage and current balance
20 Reference conditions
21 Interpretation of test results
Annexes
A Relationship between ambient air temperature
  and relative humidity
B Test circuit diagram for d.c., even harmonics,
  odd harmonics and sub-harmonics
C Voltage waveform for the tests of the effect of
  voltage dips and short interruptions
D Electromagnet for testing the influence of externally
  produced magnetic fields
E Test schedule
F Test circuit diagram for the test of immunity
  to earth fault

Applies only to newly manufactured indoor or outdoor static watt-hour meters of accuracy classes 1 and 2, for the measurement of alternating-current electrical active energy of a frequency in the range 45 Hz to 65 Hz and to their type tests only.