| PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
|---|---|---|---|---|---|---|---|
| 4<\/td>\n | CONTENTS <\/td>\n<\/tr>\n | ||||||
| 7<\/td>\n | FOREWORD <\/td>\n<\/tr>\n | ||||||
| 10<\/td>\n | 1 Scope <\/td>\n<\/tr>\n | ||||||
| 11<\/td>\n | 2 Normative references <\/td>\n<\/tr>\n | ||||||
| 12<\/td>\n | 3 Terms and definitions 3.2 Definitions of types of control according to purpose 3.2.13 3.2.13.101 <\/td>\n<\/tr>\n | ||||||
| 13<\/td>\n | 3.3 Definitions relating to the function of controls 3.3.101 <\/td>\n<\/tr>\n | ||||||
| 15<\/td>\n | 3.13 Miscellaneous definitions 3.13.101 4 General 4.3 General notes on tests 4.3.2 Conditions of test 5 Required technical information 5.2 Methods of providing technical information <\/td>\n<\/tr>\n | ||||||
| 17<\/td>\n | 5.4 Additional requirements for marking 5.4.3 Markings for installation and servicing 5.4.3.1 Not Applicable 6 Protection against electric shock 6.1 General requirements <\/td>\n<\/tr>\n | ||||||
| 18<\/td>\n | 7 Provision for protective earthing 8 Terminals and terminations 8.2 Terminals and terminations for internal conductors 8.2.101 Additional requirements for electrically operated water valves 9 Constructional requirements 9.3 Actuation and operation 9.3.9 Manually actuated mechanisms <\/td>\n<\/tr>\n | ||||||
| 19<\/td>\n | 9.3.101 Separation of wetted parts from electrical parts 9.101 Nominal size and thread size of end-connections 10 Threaded parts and connections 11 Creepage distances, clearances and distances through solid insulation 12 Components 13 Fault assessment on electronic circuits <\/td>\n<\/tr>\n | ||||||
| 20<\/td>\n | 13.1.2 13.1.3 13.1.4 13.1.4.1 13.1 Fault assessment for inherent safety 13.1.3 Component fault assessment 13.1.3.2 Test procedure 14 Moisture and dust resistance 15 Electric strength and insulation resistance 16 Heating Additional subclauses: <\/td>\n<\/tr>\n | ||||||
| 21<\/td>\n | 17 Manufacturing deviation and drift 18 Environmental stress 18.1 Transportation and storage 18.2 Environmental stress of temperature <\/td>\n<\/tr>\n | ||||||
| 22<\/td>\n | 19 Endurance 19.1 General requirements 19.1.5 Compliance Criteria 19.15 Test for particular purpose controls <\/td>\n<\/tr>\n | ||||||
| 23<\/td>\n | 20 Mechanical strength 20.101 Resistance to water pressure 20.101.1 General requirements 20.101.2 Test at 1,5 times maximum rated working pressure (test for external leakage) 20.101.3 Test at 5 times maximum rated working pressure (hydrostatic strength test) 20.101.4 Anti-water hammer characteristics 20.101.4.1 General requirements <\/td>\n<\/tr>\n | ||||||
| 24<\/td>\n | 20.101.4.2 Pressure drop at low supply pressure 20.101.4.3 Pressure drop at rated inlet pressure 20.101.4.4 Transient pressure at high pressure 20.101.5 Test on valve bodies of thermoplastic material 20.102 Torque test 20.102.1 General requirements <\/td>\n<\/tr>\n | ||||||
| 25<\/td>\n | 20.102.2 Valves with internal threaded end-connections 20.102.3 Valves with external threaded end-connections <\/td>\n<\/tr>\n | ||||||
| 26<\/td>\n | 20.102.4 Valves with end-connections for adaptors 20.102.5 Types of valves that do not require a torque test 21 Resistance to heat, fire and tracking 22 Resistance to corrosion 23 Electromagnetic compatibility (EMC) requirements \u2013 Emission 24 Normal operation 24.2 Operation within the voltage range <\/td>\n<\/tr>\n | ||||||
| 27<\/td>\n | 25 Electromagnetic compatibility (EMC) requirements \u2013 Immunity 26 Abnormal operation tests 26.1 Abnormal temperature test 26.1.1 Burnout test 26.1.1.1 Replacement: 26.1.1.2 Replacement: 26.1.1.3 Replacement: 26.1.2 Blocked mechanical output test 26.1.2.1 Replacement: <\/td>\n<\/tr>\n | ||||||
| 28<\/td>\n | 26.1.2.2 Replacement of the first and second paragraph by the following: 26.1.101 Test with disconnected phase on three phase valves 26.1.102 Running overload 26.1.102.1 A running overload test is carried out on valves with motorized electric actuators that are intended to be remotely or automatically controlled or liable to be operated continuously in unattended mode. If present, overload protective device… 26.1.102.2 The valve is operated under normal operation, carrying its rated load and supplied at rated voltage until the temperature of the motor windings stabilizes. The protector or protective circuit shall not operate or open the circuit while the … For all valves where the trip point in the sensing variable is not known or cannot be quickly determined (for example, temperature sensing, impedance protected motors, sensor-less motor protection, position sensing, etc.), the load to the valve is inc… For valves where the trip point in the sensing variable is known or can be quickly determined (example, current sensing), the load to the valve is gradually increased, in a controlled manner, until the protective device or protective circuit is activa… <\/td>\n<\/tr>\n | ||||||
| 29<\/td>\n | 26.1.102.3 During the test, the winding temperature of motors employing insulation for the protection against electric shock prior to the operation of the protective device or protective circuit shall not exceed 26.1.102.4 For valves which are used in a continuous operation for longer than 24 h without interruption the load is again increased and the test is repeated until the protective device operates or the motor stalls. 26.1.102.5 For valves which are used in operation mode which will not exceed 24 h without interruption, the test is repeated after the winding temperature has reached environmental temperature conditions. The test will be performed with an increased l… 26.1.103 Dry condition test <\/td>\n<\/tr>\n | ||||||
| 30<\/td>\n | Figures Annexes <\/td>\n<\/tr>\n | ||||||
| 31<\/td>\n | Annex H (normative) Requirements related to functional safety H.25 Electromagnetic compatibility (EMC) requirements \u2013 Immunity H.25.5 Voltage dips, voltage interruptions and voltage variations in the power supply network H.25.5.1 Voltage dips and interruptions H.25.5.1.101 Compliance H.25.5.2 Voltage variation test H.25.5.2.101 Compliance H.25.6 Test of influence of voltage unbalance H.25.8 Surge immunity test H.25.8.3 Test procedure <\/td>\n<\/tr>\n | ||||||
| 32<\/td>\n | H.25.8.101 Compliance H.25.9 Electrical fast transient\/burst immunity test H.25.9.3 Test procedure H.25.9.101 Compliance H.25.10 Electrostatic discharge test H.25.10.101 Test procedure <\/td>\n<\/tr>\n | ||||||
| 33<\/td>\n | H.25.10.102 Compliance H.25.11 Radio-frequency electromagnetic field immunity H.25.11.1.101 Additional requirements H.25.11.1.102 Test procedure H.25.11.1.103 Compliance H.25.12 Test of influence of supply frequency variations H.25.12.3 Test procedure <\/td>\n<\/tr>\n | ||||||
| 34<\/td>\n | H.25.12.3.101 Compliance H.25.13 Power frequency magnetic field immunity test H.25.13.3 Test procedure H.25.13.101 Compliance <\/td>\n<\/tr>\n | ||||||
| 35<\/td>\n | Annex R (informative) National differences relevant in the United States of America R.2 Normative references <\/td>\n<\/tr>\n | ||||||
| 36<\/td>\n | Annex S (informative) National differences relevant in Japan S.2 Normative references <\/td>\n<\/tr>\n | ||||||
| 37<\/td>\n | Annex T (informative) National differences relevant in Canada T.2 Normative references <\/td>\n<\/tr>\n | ||||||
| 38<\/td>\n | Annex AA (informative) Relation between different flow coefficients AA.1 Kv value AA.2 Cv value <\/td>\n<\/tr>\n | ||||||
| 39<\/td>\n | Annex BB (informative) Arrangement for the measurement of transient pressures caused by water valves BB.1 Test arrangement and measurement procedure <\/td>\n<\/tr>\n | ||||||
| 42<\/td>\n | Annex CC (normative) Long term pressure test for thermoplastic bodied valves CC.1 Valves of thermoplastic material intended to be connected to the water supply mains CC.2 Valves of thermoplastic material intended to be connected to the water supply mains for the control of water for tap and shower outlets <\/td>\n<\/tr>\n | ||||||
| 44<\/td>\n | Annex DD (normative) Torque test DD.1 Torque test for valves with internally threaded end-connections according to ISO 7-1 DD.1.11 General DD.1.2 Torque test DD.1.2.1 General DD.1.2.2 Torque test for two ports straight through equal size of inlet and outlet (see Figure DD.1 a) <\/td>\n<\/tr>\n | ||||||
| 45<\/td>\n | DD.1.2.3 Torque test for two ports straight through unequal size of inlet and outlet DD.1.2.4 Torque test for two or more ports under an angle (not on the same axis) of inlets and outlets of equal or unequal size DD.2 Torque test for valves with internally threaded end-connections according to ISO 228-1 <\/td>\n<\/tr>\n | ||||||
| 46<\/td>\n | DD.3 Torque test for valves with internally threaded end-connections with ISO metric thread for compression fittings DD.3.11 Olive type compression fittings DD.3.2 Flared compression fittings DD.4 Torque test for valves with externally threaded end-connections according to ISO 7-1 DD.5 Torque test for valves with externally threaded end-connections according to ISO 228-1 or to ISO metric thread for compression fittings DD.6 Torque test for valves with adaptors <\/td>\n<\/tr>\n | ||||||
| 47<\/td>\n | DD.7 Torque test for valves with internally or externally threaded end-connections for NPT thread DD.8 Torque test for valves with internally or externally threaded end-connections for SAE thread <\/td>\n<\/tr>\n | ||||||
| 48<\/td>\n | Annex EE (informative) Arrangement for the measurement of transient pressures caused by water valves with a declared pressure of up to and including 1,0 MPa (10 bar) EE.1 Description of test rig EE.2 Measurement procedure <\/td>\n<\/tr>\n | ||||||
| 50<\/td>\n | Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" BS EN IEC 60730-2-8 Automatic electrical controls – Part 2-8: Particular requirements for electrically operated water valves, including mechanical requirements<\/b><\/p>\n |