Safety Requirements For Electrical Equipment For Measurement, Control, And Laboratory Use - Part 1: General Requirements
Japanese Standards Association
Introduction
1 Scope and object
1.1 Scope
1.2 Object
1.3 Verification
1.4 Environmental conditions
2 Normative references
3 Terms and definitions
3.1 Equipment and states of equipment
3.2 Parts and accessories
3.3 Electrical quantities
3.4 Tests
3.5 Safety terms
3.6 Insulation
4 Tests
4.1 General
4.2 Sequence of tests
4.3 Reference test conditions
4.4 Testing in SINGLE FAULT CONDITION
5 Marking and documentation
5.1 Marking
5.2 Warning markings
5.3 Durability of markings
5.4 Documentation
6 Protection against electric shock
6.1 General
6.2 Determination of ACCESSIBLE parts
6.3 Permissible limits for ACCESSIBLE parts
6.4 Protection in NORMAL CONDITION
6.5 Protection in SINGLE FAULT CONDITION
6.6 Connections to external circuits
6.7 CLEARANCES and CREEPAGE DISTANCES
6.8 Procedure for dielectric strength tests
6.9 Constructional requirements for protection
against electric shock
6.10 Connection to MAINS supply source and
connections between parts of equipment
6.11 Disconnection from supply source
7 Protection against mechanical HAZARDS
7.1 General
7.2 Moving parts
7.3 Stability
7.4 Provisions for lifting and carrying
7.5 Wall mounting
7.6 Expelled parts
8 Mechanical resistance to shock and impact
8.1 ENCLOSURE rigidity test
8.2 Drop test
9 Protection against the spread of fire
9.1 Eliminating or reducing the sources of ignition
within the equipment
9.2 Containment of fire within the equipment, should
it occur
9.3 Limited-energy circuit
9.4 Requirements for equipment containing or using
flammable liquids
9.5 Overcurrent protection
10 Equipment temperature limits and resistance to heat
10.1 Surface temperature limits for protection against
burns
10.2 Temperatures of windings
10.3 Other temperature measurements
10.4 Conduct of temperature tests
10.5 Resistance to heat
11 Protection against HAZARDS from fluids
11.1 General
11.2 Cleaning
11.3 Spillage
11.4 Overflow
11.5 Battery electrolyte
11.6 Specially protected equipment
11.7 Fluid pressure and leakage
12 Protection against radiation, including laser sources,
and against sonic and ultrasonic pressure
12.1 General
12.2 Equipment producing ionizing radiation
12.3 Ultraviolet (UV) radiation
12.4 Microwave radiation
12.5 Sonic and ultrasonic pressure
12.6 Laser sources
13 Protection against liberated gases, explosion and
implosion
13.1 Poisonous and injurious gases
13.2 Explosion and implosion
14 Components
14.1 General
14.2 Motors
14.3 Overtemperature protection devices
14.4 Fuse holders
14.5 MAINS voltage selecting devices
14.6 HIGH INTEGRITY components
14.7 MAINS transformers tested outside equipment
14.8 Printed circuit boards
14.9 Circuits or components used as transient
overvoltage limiting devices
15 Protection by interlocks
15.1 General
15.2 Prevention of reactivating
15.3 Reliability
16 Test and measurement equipment
16.1 Current measuring circuits
16.2 Multifunction meters and similar equipment
Annex A (normative) - Measuring circuits for ACCESSIBLE
current
Annex B (normative) - Standard test finger
Annex C (normative) - Measurement of CLEARANCES and
CREEPAGE DISTANCES
Annex D (normative) - Parts between which insulation
requirements are specified
Annex E (normative) - Reduction of POLLUTION degrees
Annex F (normative) - ROUTINE TESTS
Annex G (informative) - Leakage and rupture from fluids
under pressure
Annex H (informative) - Index of defined terms
Annex 1 (informative) - Comparison table between JIS
and corresponding International Standard
Bibliography
Describes general safety requirements for electrical equipment.
| Document Type | Standard |
| Status | Current |
| Publisher | Japanese Standards Association |
| ProductNote | Supersedes JIS C1004 (02/2003) |
| Supersedes |
|
