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BS EN 132400:1995 Harmonized system of quality assessment for electronic components. Sectional specification. Fixed capacitors for electromagnetic interference suppression and connection to the supply mains (Assessment Level D), 2002
- BRITISH STANDARD [Go to Page]
- Cooperating organizations
- Contents [Go to Page]
- Foreword
- Foreword to amendment A2
- Foreword to amendment A3
- Foreword to amendment A4
- Contents
- Section 1. General
- 1.1 Scope
- 1.2 Object
- 1.3 Related documents
- 1.4 Information to be given in a detail specification [Go to Page]
- 1.4.1 Outline drawing and dimensions
- 1.4.2 Mounting
- 1.4.3 Ratings and characteristics
- 1.4.4 Marking
- 1.5 Terminology [Go to Page]
- 1.5.1 a.c. capacitor
- 1.5.2 radio interference suppression capacitor; electromagnetic interference suppression capacitor
- 1.5.3 capacitor or RC-unit of Class X
- 1.5.4 capacitor or RC-unit of Class Y [Go to Page]
- Table 1
- Table 2
- Figure 1 - Two-terminal capacitor
- Figure 2 - RC unit
- 1.5.5 two-terminal capacitor
- 1.5.6 series RC-unit
- 1.5.7 lead-through capacitor [Go to Page]
- Figure 3 - Lead-through capacitor
- 1.5.8 lead-through capacitor [Go to Page]
- Figure 4a - Lead-through capacitor for symmetrical use (non-coaxial)
- Figure 4b - Lead-through capacitor for asymmetrical use (non-coaxial)
- Figure 4c - Multiple unit lead-through capacitor (non-coaxial) for symmetrical and asymmetrical use
- Figure 5a - Single by-pass capacitor
- 1.5.9 by-pass capacitor
- 1.5.10 rated voltage
- 1.5.11 rated power (of a series RC-unit) [Go to Page]
- Figure 5b - Delta by-pass capacitor
- Figure 5c - Example of a T-connected by-pass capacitor
- 1.5.12 upper category temperature
- 1.5.13 lower category temperature
- 1.5.14 rated temperature
- 1.5.15 insertion loss
- 1.5.16 rated current of the conductors
- 1.5.17 main resonant frequency
- 1.5.18 impulse voltage
- 1.5.19 passive flammability
- 1.5.20 active flammability
- 1.6 Marking [Go to Page]
- 1.6.1
- 1.6.2
- 1.6.3
- Section 2. Preferred ratings and characteristics
- 2.1 Preferred climatic categories
- 2.2 Preferred values of ratings [Go to Page]
- 2.2.1 Rated capacitance (
- 2.2.2 Tolerance on rated capacitance
- 2.2.3 Rated voltage (
- 2.2.4 Rated resistance (
- 2.2.5 Rated temperature
- 2.2.6Passive flammability
- Section 3. Assessment procedures
- 3.1 Primary stage of manufacture
- 3.2 Structurally similar components
- 3.3 Certified records of released lots
- 3.4 Approval testing [Go to Page]
- 3.4.1 Safety tests only approval
- 3.4.2 Qualification approval
- 3.4.3 Qualification approval on the basis of the fixed sample size procedure [Go to Page]
- Table 3 - Test schedule and sampling plan for safety tests
- Table 4 - Test schedule and sampling plan for safety tests and qualification approval tests — Assessment le...
- Table 5 - Test schedule and sampling plan for lot-by-lot tests
- Table 6 - Test schedule and sampling plan for periodic test — Assessment level D
- 3.5 Conformance inspection [Go to Page]
- 3.5.1 Formation of inspection lots
- 3.5.2 Test schedule
- 3.5.3 Delayed delivery
- 3.5.4 Assessment levels
- Section 4. Test and measurement procedures
- 4.1 Visual examination and check of dimensions [Go to Page]
- 4.1.1 Creepage distances
- 4.2 Electrical tests [Go to Page]
- 4.2.1 Voltage proof
- 4.2.2 Capacitance
- 4.2.3 Tangent of loss angle
- 4.2.4 Resistance
- 4.2.5 Insulation resistance [Go to Page]
- Table 9 - Insulation resistance — Safety tests only
- Table 10 - Insulation resistance — Safety and performance tests
- 4.3 Robustness of terminations
- 4.4 Resistance to soldering heat [Go to Page]
- 4.4.1 Test conditions
- 4.4.2 Final inspection, measurements and requirements
- 4.5 Solderability [Go to Page]
- 4.5.1 Test conditions
- 4.5.2 Requirements
- 4.6 Rapid change of temperature [Go to Page]
- 4.6.1 Final inspection
- 4.7 Vibration [Go to Page]
- 4.7.1 Test conditions
- 4.7.2 Final inspection
- 4.8 Bump [Go to Page]
- 4.8.1 Test conditions
- 4.8.2 Final inspection, measurements and requirements
- 4.9 Shock [Go to Page]
- 4.9.1 Test conditions
- 4.9.2 Final inspection, measurements and requirements
- 4.10 Container sealing [Go to Page]
- 4.10.1 Test conditions
- 4.10.2 Requirements
- 4.11 Climatic sequence [Go to Page]
- 4.11.1 Initial measurements
- 4.11.2 Dry heat
- 4.11.3 Damp heat, cyclic, first cycle
- 4.11.4 Cold
- 4.11.5 Damp heat, cyclic, remaining cycles
- 4.11.6 Final inspection, measurements and requirements [Go to Page]
- Table 12
- 4.12 Damp heat, steady state [Go to Page]
- 4.12.1 Initial measurements
- 4.12.2 Test conditions
- 4.12.3 Final inspection, measurements and requirements
- 4.13 Impulse voltage [Go to Page]
- 4.13.1 Initial measurements
- 4.13.2 Test conditions [Go to Page]
- Table 13
- Figure 6 - Impulse wave form
- 4.13.3 Requirements
- 4.14 Endurance [Go to Page]
- 4.14.1 Test conditions
- 4.14.2 Initial measurements
- 4.14.3 Endurance for Class X capacitors and RC-units containing Class X capacitors
- 4.14.4 Endurance for Class Y capacitors and RC-units containing Class Y capacitors
- 4.14.5 Endurance for lead-through arrangements
- 4.14.6 Test conditions — Combined voltage/current tests
- 4.14.7 Final inspection, measurements and requirements [Go to Page]
- Table 14
- 4.15 Charge and discharge [Go to Page]
- 4.15.1 Initial measurements
- 4.15.2 Test conditions
- 4.15.3 Final measurements and requirements [Go to Page]
- Table 15
- 4.16 Radio-frequency characteristics
- 4.17 Passive flammability [Go to Page]
- 4.17.1 Requirements
- 4.18 Active flammability [Go to Page]
- 4.18.1 Requirements [Go to Page]
- Figure 7 - Circuit for pulse loading of capacitors under a.c. voltage
- Figure 7a - Fundamental a.c. wave with randomly, not synchronized, superimposed high-voltage pulse
- 4.19 Component solvent resistance [Go to Page]
- 4.19.1 Requirements
- 4.20 Solvent resistance of the marking [Go to Page]
- 4.20.1 Requirements
- Annex A1 (normative) [Go to Page]
- Test schedule for safety tests only
- Annex A2 (normative) [Go to Page]
- Test schedule for safety tests and qualification approval tests — Assessment level D
- Annex B (normative) [Go to Page]
- Circuit for the impulse voltage test [Go to Page]
- Figure 8 - Impulse voltage test circuit
- Table 16
- Annex C (normative) [Go to Page]
- Circuit for the endurance test [Go to Page]
- Figure 9 - Endurance test circuit
- Annex D (normative) [Go to Page]
- Circuit for the charge and discharge test [Go to Page]
- Figure 10 - Charge and discharge test circuit
- Annex E [Go to Page]
- Pulse test circuits
- Annex F (normative) [Go to Page]
- Declaration of design
- Annex G (normative) [Go to Page]
- Particular requirements for safety test of surface mounting capacitors [Go to Page]
- Table 17 - Test schedule and sampling plan for safety tests
- National annex NA (informative)
- National annex NB (informative) [Go to Page]