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24/30486112 DC BS EN IEC 60730-2-6 Automatic electrical controls - Part 2-6: Particular requirements for automatic electrical pressure sensing controls including mechanical requirements, 2024
- 72_1409e_CDV.pdf [Go to Page]
- CONTENTS
- FOREWORD
- 1 Scope
- 2 Normative references
- 3 Terms and definitions [Go to Page]
- 3.2 Definitions of types of control according to purpose [Go to Page]
- 3.2.101
- 3.3 Definitions relating to the function of controls [Go to Page]
- 3.3.101
- 3.8 Definitions relating to component parts of controls [Go to Page]
- 3.8.101
- 4 General [Go to Page]
- 4.3 General notes on tests [Go to Page]
- 4.3.2 Conditions of test [Go to Page]
- 4.3.2.7 Replacement:
- 4.3.4 Instructions for test [Go to Page]
- 4.3.4.1 According to submission
- 5 Required technical information
- 6 Protection against electric shock
- 7 Provision for protective earthing
- 8 Terminals and terminations
- 9 Constructional requirements [Go to Page]
- 9.4 Actions [Go to Page]
- 9.4.101 Type 2.N action (for sensing actions, no increase in the operating value as a result of any leakage from the sensing element or from parts connecting the sensing element to the switch head)
- 9.11 Requirements during mounting, use, maintenance and servicing
- 9.101 Construction requirements relating to operating mechanism
- 10 Threaded parts and connections
- 11 Creepage distances, clearances and distances through solid insulation
- 12 Components
- 13 Fault assessment on electronic circuits [Go to Page]
- 13.1 Fault assessment for inherent safety [Go to Page]
- 13.1.3 Component fault assessment [Go to Page]
- 13.1.3.8 Compliance criteria
- 14 Moisture and dust resistance [Go to Page]
- 14.1 Protection against ingress of water and dust
- 15 Electric strength and insulation resistance
- 16 Heating
- 17 Manufacturing deviation and drift
- 18 Environmental stress
- 19 Endurance [Go to Page]
- 19.1 General requirement [Go to Page]
- 19.1.5 Compliance criteria
- 19.1.6 Test sequence and conditions
- 19.15 Test for particular purpose controls [Go to Page]
- 19.15.101 Pressure operating controls
- 19.15.102 Pressure limiter
- 20 Mechanical strength [Go to Page]
- 20.101 Medium leakage
- 20.102 Strength of parts (hydrostatic)
- 21 Resistance to heat, fire and tracking
- 22 Resistance to corrosion
- 23 Electromagnetic compatibility (EMC) requirements – Emission
- 24 Normal operation
- 25 Electromagnetic compatibility (EMC) requirements – Immunity
- 26 Abnormal operation tests
- Annex H (normative) Requirements related to functional safety [Go to Page]
- H.5 Information
- H.13 Fault assessment on electronic circuits [Go to Page]
- H.13.2 Fault assessment to ensure functional safety [Go to Page]
- H.13.2.2 Class B control function [Go to Page]
- H.13.2.2.2 First fault
- H.13.2.2.3 Fault introduced during defined state
- H.13.2.3 Class C control function [Go to Page]
- H.13.2.3.2 First fault
- H.13.2.3.3 Second fault
- H.13.2.4 Faults during defined state
- H.17 Manufacturing deviation and drift [Go to Page]
- A 5 % scale error, based on the maximum setting, may be applied to the minimum and midway set points. This scale error may be in addition to the maximum variations.
- The control shall be connected to a source of aerostatic or hydrostatic pressure, consistent with its intended use. A pressure within 25 % of the operating pressure (maximum, minimum or midway value) is to be established and the pressure is then incre...
- The test conditions and test apparatus for the initial test and final test, after the endurance tests of Clause 19, shall be the same.The appropriate operating value, operating time or operating sequence shall be recorded for each sample. No two sampl...
- H.19 Endurance
- H.25 Electromagnetic compatibility (EMC) requirements – Immunity [Go to Page]
- H.25.4 Harmonics and interharmonics including mains signalling at AC power port, low frequency immunity tests [Go to Page]
- H.25.4.101 Compliance
- H.25.5 Voltage dips, voltage interruptions and voltage variations in the power supply network [Go to Page]
- H.25.5.1 Voltage dips and interruptions [Go to Page]
- H.25.5.1.1 Compliance
- H.25.5.2 Voltage variation test [Go to Page]
- H.25.5.2.2 Test procedure
- H.25.5.2.101 Compliance
- H.25.6 Test of influence of voltage unbalance
- H.25.8 Surge immunity test [Go to Page]
- H.25.8.3 Test procedure
- H.25.8.102 Compliance
- H.25.9 Electrical fast transient/burst immunity test [Go to Page]
- H.25.9.3 Test procedure
- H.25.9.101 Compliance
- H.25.10 Electrostatic discharge test [Go to Page]
- H.25.10.101 Compliance
- H.25.11 Radio-frequency electromagnetic field immunity [Go to Page]
- H.25.11.2 Immunity to conducted disturbances [Go to Page]
- H.25.11.2.2 Test procedure
- H.25.11.2.101 Compliance
- H.25.11.3 Immunity to radiated disturbances [Go to Page]
- H.25.11.3.2 Test procedure
- H.25.11.3.101 Compliance
- H.25.12 Test of influence of supply frequency variations [Go to Page]
- H.25.12.3 Test procedure
- H.25.12.101 Compliance
- H.25.13 Power frequency magnetic field immunity test [Go to Page]
- H.25.13.3 Test procedure
- H.25.13.101 Compliance
- Annex R (informative) National differences relevant in the United States of America [Go to Page]
- R.2 Normative references
- Annex S (informative) National differences relevant in Japan [Go to Page]
- S.2 Normative references
- Annex T (informative) National differences relevant in Canada [Go to Page]
- T.2 Normative references
- Annex AA (normative) Number of cycles [Go to Page]
- AA.1 Number of cycles for independently mounted controls
- AA.2 Cycling rate for independently mounted controls
- Annex BB (informative) Stainless steel for bellows, bourdon tubes or similar elements
- Annex CC (informative) Deviation and drift requirements for pressure operating controls
- Bibliography [Go to Page]
