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IEC 62282-3-100
Edition 2.0 2019-02
REDLINE VERSION
INTERNATIONAL
STANDARD
colour
inside
Fuel cell technologies –
Part 3-100: Stationary fuel cell power systems – Safety
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IEC 62282-3-100
Edition 2.0 2019-02
REDLINE VERSION
INTERNATIONAL
STANDARD
colour
inside
Fuel cell technologies –
Part 3-100: Stationary fuel cell power systems – Safety
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
ICS 27.070 ISBN 978-2-8322-6576-5
– 2 – IEC 62282-3-100:2019 RLV © IEC 2019
CONTENTS
FOREWORD . 6
INTRODUCTION . 2
1 Scope . 10
2 Normative references . 11
3 Terms and definitions . 13
4 Safety requirements and protective measures . 20
4.1 General safety strategy . 20
4.2 Physical environment and operating conditions . 20
4.2.1 General . 20
4.2.2 Electrical power input . 20
4.2.3 Physical environment . 21
4.2.4 Fuel input . 21
4.2.5 Water input . 21
4.2.6 Vibration, shock and bump . 21
4.2.7 Handling, transportation, and storage . 21
4.2.8 System purging . 21
4.3 Selection of materials . 22
4.4 General requirements . 22
4.5 Pressure equipment and piping . 25
4.5.1 Pressure equipment . 25
4.5.2 Piping systems . 25
4.5.3 Flue gas venting systems . 26
4.5.4 Gas-conveying parts . 26
4.6 Protection against fire or explosion hazards . 27
4.6.1 Prevention against fire and explosion hazards in fuel cell power
systems provided with cabinets enclosures . 27
4.6.2 Prevention of fire and explosion hazards in burners . 29
4.6.3 Prevention of fire and explosion hazards in catalytic fuel oxidation
systems (catalytic burners) . 31
4.7 Electrical safety . 32
4.8 Electromagnetic compatibility (EMC) . 32
4.9 Control systems and protective components . 32
4.9.1 General requirements . 32
4.9.2 Control systems . 33
4.9.3 Protective components . 35
4.10 Pneumatic and hydraulic powered equipment . 36
4.11 Valves. 36
4.11.1 Shut-off valves. 36
4.11.2 Fuel valves . 36
4.12 Rotating equipment . 37
4.12.1 General requirements . 37
4.12.2 Compressors . 37
4.12.3 Pumps . 38
4.13 Cabinets Enclosures . 38
4.14 Thermal insulating materials . 39
4.15 Utilities . 39
4.15.1 General requirements . 39
4.15.2 Water supply . 39
4.15.3 Fuel gas supply . 39
4.15.4 Electrical connections . 39
4.16 Installation and maintenance. 41
4.16.1 Installation . 41
4.16.2 Maintenance . 41
4.17 Equivalent safety . 41
5 Type tests . 42
5.1 General requirements . 42
5.1.1 General . 42
5.1.2 Operating parameters for tests . 42
5.2 Test fuels . 43
5.3 Basic test arrangements . 44
5.4 Leakage tests . 44
5.4.1 General . 44
5.4.2 Pneumatic leakage tests . 44
5.4.3 Hydrostatic leakage tests . 48
5.5 Strength tests . 48
5.5.1 General . 48
5.5.2 Pneumatic strength tests . 48
5.5.3 Hydrostatic strength test . 50
5.6 Normal operation type test . 51
5.7 Electrical overload test . 51
5.8 Shutdown parameters . 51
5.9 Burner operating characteristics tests . 51
5.9.1 General . 51
5.9.2 General testing . 52
5.9.3 Limit testing . 52
5.10 Automatic control of burners and catalytic oxidation reactors . 52
5.10.1 General . 52
5.10.2 Automatic ignition control burners . 52
5.10.3 Automated control of catalytic oxidation reactors . 55
5.11 Exhaust gas temperature test . 55
5.12 Surface and component temperatures . 56
5.13 Wind tests . 56
5.13.1 General . 56
5.13.2 Wind source calibration procedure for winds directed perpendicular to
the wall . 56
5.13.3 Verification of operation of outdoor fuel cell power systems under wind
conditions . 57
5.13.4 Verification of operation of indoor fuel cell power systems vented
horizontally through an outside wall . 58
5.13.5 Carbon monoxide (CO) and flammable gas components emissions
under wind – Indoor units . 61
5.13.6 Carbon monoxide (CO) and flammable gas components emissions
under wind – Outdoor units . 61
5.14 Rain test . 61
5.14.1 Outdoor units . 61
5.14.2 Indoor units supplied with horizontal venting hardware . 62
– 4 – IEC 62282-3-100:2019 RLV © IEC 2019
5.14.3 Test method . 62
5.15 Emissions .
...