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22/30456048 DC BS EN 61010-2-032. Safety requirements for electrical equipment for measurement, control and laboratory use - Part 2-032. Particular requirements for hand-held and hand-manipulated current sensors for electrical test and measurement, 2022
- 66_768e_CDV (2).pdf [Go to Page]
- CONTENTS
- FOREWORD
- INTRODUCTION
- 1 Scope and object [Go to Page]
- 1.1.1 Equipment included in scope
- 1.2.1 Aspects included in scope
- 2 Normative references
- 3 Terms and definitions [Go to Page]
- 3.1 Equipment and states of equipment
- 3.2 Parts and accessories
- 3.5 Safety terms
- 3.6 Insulation
- 4 Tests [Go to Page]
- 4.3.2.5 Mains supply
- 4.3.2.5 Power supply
- 4.3.2.6 Input and output voltages
- 4.3.2.6 Input and output voltages or currents
- 4.4.2.8 Outputs
- 4.4.2.101 Surge protective devices
- 5 Marking, documentation and indicator [Go to Page]
- 5.1.2 Identification [Go to Page]
- 5.1.5 Terminals, connections and operating devices [Go to Page]
- 5.1.5.101 Measuring circuit terminals [Go to Page]
- 5.1.5.101.1 General
- 5.1.5.101.2 Measuring circuit terminals rated for measurement categories
- 5.1.5.101.3 Measuring circuit terminals rated for connection to voltages above the levels of 6.3.1
- 5.1.5.101.4 Measuring circuit terminals which are permanently connected, dedicated or for non-hazardous live voltages
- 5.1.5.102 Voltage and current ratings of jaws
- 5.4.1 General
- 5.4.3 Equipment installation
- 5.4.4 Equipment operation
- 6 Protection against electric shock [Go to Page]
- 6.1.2 Exceptions [Go to Page]
- 6.5.1 General
- 6.5.2 Protective bonding
- 6.5.2 Not used [Go to Page]
- 6.5.5 Automatic disconnection of the supply
- 6.5.5 Not used
- 6.6 Connections to external circuits [Go to Page]
- 6.6.101 Measuring circuit terminals [Go to Page]
- 6.6.101.1 General
- 6.6.101.2 Measuring circuit terminals in unmated position
- 6.6.101.3 Measuring circuit terminals in partially mated position
- 6.6.101.4 Measuring circuit terminals in mated position
- 6.6.101.5 Specialized measuring circuit terminals
- 6.6.102 Input/output circuit leads [Go to Page]
- 6.6.102.1 General
- 6.6.102.2 Protection against hazardous live installation
- 6.6.102.3 Protection against rise of potential from measuring or control equipment
- 6.7.1.3 Creepage distances
- 6.7.1.5 Requirements for insulation according to type of circuit
- 6.8.1 General
- 6.8.3.1 The a.c. voltage test
- 6.8.3.2 The d.c. voltage test
- 6.101 Protection against hazardous live conductors [Go to Page]
- 6.101.1 Protection by a protective fingerguard
- 6.101.2 Insulation of hand-held or hand-manipulated parts for Type A current sensors
- 6.101.3 Insulation of input/output circuits
- 7 Protection against mechanical hazards
- 8 Resistance to mechanical stresses [Go to Page]
- 8.101 Jaw ends abrasion test
- 8.102 Jaw impact test
- 8.103 Pressure test at high temperature for insulation of flexible current sensors
- 8.104 Pull test for endcaps of flexible current sensors
- 8.105 Input/output leads attachment [Go to Page]
- 8.105.1 General
- 8.105.2 Pull test
- 8.105.3 Flexing test
- 9 Protection against the spread of fire and arc flash [Go to Page]
- 9.101 Protection of measuring circuits [Go to Page]
- 9.101.1 General
- 9.101.2 Protection against mismatches of inputs and ranges [Go to Page]
- 9.101.2.1 General
- 9.101.2.2 Protection by a certified overcurrent protection device
- 9.101.2.3 Protection by uncertified current limitation devices or by impedances
- 9.101.2.4 Test leads for the tests
- 9.101.3 Protection against mains overvoltages
- 9.102 Prevention of hazard from arc flash and short-circuits [Go to Page]
- 9.102.1 General
- 9.102.2 Protection against short-circuits during clamping
- 9.102.3 Protection against short-circuits in closed position
- 10 Equipment temperature limits and resistance to heat [Go to Page]
- 10.5 Resistance to heat [Go to Page]
- 10.5.101 Resistance to heat of current sensors
- 10.101 Other temperatures of current sensors
- 11 Protection against hazards from fluids and solid foreign objects
- 12 Protection against radiation, including laser sources, and against sonic and ultrasonic pressure
- 13 Protection against liberated gases and substances, explosion and implosion
- 14 Components and subassemblies [Go to Page]
- 14.101 Probe assemblies and accessories
- 15 Protection by interlocks
- 16 Hazards resulting from application
- 17 Risk assessment
- 101 Measuring circuits [Go to Page]
- 101.1 General
- 101.2 Current sensor with an internal current transformer
- 101.3 Indicating devices [Go to Page]
- 101.3.1 General
- 101.3.2 Battery level
- 101.3.3 Over-range indication
- 101.3.4 Permanent overvoltages
- Annexes
- Annex D (normative) Parts between which insulation requirements are specified (see 6.4, 6.5.3 and 6.101)
- Annex F (normative) Routine tests [Go to Page]
- F.1 General
- F.101 Jaws of current sensors
- Annex K (normative) Insulation requirements not covered by 6.7 [Go to Page]
- K.2 Insulation in secondary circuits [Go to Page]
- K.2.1 Clearances
- K.3 Insulation in circuits not addressed in 6.7, Clause K.1 or Clause K.2
- K.3 Insulation for circuits not addressed in 6.7, Clause K.1, Clause K.2 or Clause K.101, and for measuring circuits where measurement categories do not apply [Go to Page]
- K.3.1 General
- K.3.2 Clearance calculation
- K.3.101 Clearances between mains circuits and input/output circuits
- K.4 Reduction of transient overvoltages by the use of overvoltage limiting devices
- K.4 Attenuation of transient overvoltages levels
- K.101 Insulation requirements for measuring circuits rated for measurement categories [Go to Page]
- K.101.1 General
- K.101.2 Clearances
- K.101.3 Creepage distances
- K.101.4 Solid insulation [Go to Page]
- K.101.4.1 General
- Solid insulation shall withstand the electrical and mechanical stresses that may occur in normal use, in all rated environmental conditions (see 1.4), during the intended life of the current sensor.
- K.101.4.2 Long term stress test voltage value calculation
- Test voltage values for testing the long-term stress of solid insulation are determined as follows.
- K.101.4.3 Constructional requirements [Go to Page]
- K.101.4.3.1 General
- Solid insulation shall also meet the following requirements, as applicable: [Go to Page]
- K.101.4.3.2 Moulded and potted parts
- K.101.4.3.3 Insulating layers of printed wiring boards
- K.101.4.3.4 Thin-film insulation
- Annex L (informative) Index of defined terms
- Annex AA (normative) Measurement categories [Go to Page]
- AA.1 General
- AA.2 Measurement categories [Go to Page]
- AA.2.1 Measurement category II
- AA.2.2 Measurement category III
- AA.2.3 Measurement category IV
- AA.2.4 Measuring circuits without a measurement category rating
- Annex BB (informative) Hazards pertaining to measurements performed in certain environments [Go to Page]
- BB.1 General
- BB.2 Hazards [Go to Page]
- BB.2.1 General
- BB.2.2 Electric shock
- BB.2.3 Arc flash and arc blast
- BB.2.4 Thermal burns
- BB.3 Telecommunications networks
- BB.4 Current measurements in inductive circuits
- BB.5 Battery-driven circuits
- BB.6 Measurements at higher frequencies
- BB.7 Measurements using measuring circuits with a functional earth terminal
- Annex CC (informative) 4 mm "banana" terminals [Go to Page]
- CC.1 General
- CC.2 Dimensions
- Annex DD (informative) Flowchart for insulation according to the type of circuit
- Annex EE (informative) Determination of clearances for Table 101
- Annex FF (normative) Clamp multimeter [Go to Page]
- FF.1 General
- FF.2 Current sensor type
- FF.3 Clamp multimeter rating
- FF.4 Marking of measuring circuit terminals and jaws
- FF.5 Probe assemblies and accessories
- Bibliography [Go to Page]
