UL 2231-2
Standard for Safety for Personnel Protection Systems for Electric Vehicle (EV) Supply Circuits: Particular Requirements for Protection Devices for Use in Charging Systems

DETAILS
Edition Number:2SCC Approved:--
Edition Date:2012-09-07DOD Approved: --
Price Code:AANSI Approved: 2016-08-26
Type:ulcsance

  • SCOPE

    1 Scope

    1.1 This Standard is intended to be used in conjunction with the general requirements of Annex a, Ref. No. 1. The requirements of Annex a, Ref. No. 1 apply unless modified by this Standard.

  • TABLE OF CONTENTS
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    • Cover
    • Transmittal
    • UL Harmonized Standard Title Page
    • Table of Contents
      • Personnel Protection Systems for Electric Vehicle (EV) Supply Circuits: Particular Requirements for Protection Devices for Use in Charging Systems
        • INTRODUCTION
          • 1 Scope
          • 2 General
          • 3 Components
          • 4 Units of Measurement
          • 5 Normative References
        • CONSTRUCTION
          • 6 General
          • 7 Grounding
          • 8 Insulation and Protective Features
          • 9 Double or Reinforced Insulation Bridged By Components
          • 10 Accessibility of Energized Parts
          • 11 Internal Wiring
          • 12 Spacings
          • 13 Clearances and Creepage Distances
          • 14 Operating Mechanism
          • 15 Isolation Monitor/Interrupter
          • 16 Grounding Circuit
            • 16.1 Grounding monitor/interrupter
            • 16.2 Grounding circuit impedance
            • 16.3 Grounding circuit employing a switched equipment grounding conductor
          • 17 Supervisory Circuit
          • 18 Leakage Cancellation
          • 18A Programmable Components
        • PERFORMANCE
          • 19 General
          • 20 Humidity Conditioning
          • 21 Leakage Current Test
          • 22 Conditioning Tests
            • 22.1 General
            • 22.2 Impact tests
            • 22.3 Drop tests
            • 22.4 Shock and vibration test
          • 23 System Operational Test Requirements
            • 23.1 General
            • 23.2 Ground-fault trip threshold
            • 23.3 Interrupting time
            • 23.3A Environmental sequence
            • 23.4 High-resistance ground fault test
            • 23.5 Second neutral ground
            • 23.6 Tests for isolation monitor/interrupters
            • 23.7 Tests for ground monitor/interrupter
          • 24 Resistance to Environmental Noise Test
            • 24.1 General
            • 24.2 Harmonic distortion immunity
            • 24.3 Electrostatic discharge immunity
            • 24.4 Radiated electromagnetic field immunity
            • 24.5 Immunity to conducted disturbances, induced by RF fields
            • 24.6 Electrical fast transient immunity
            • 24.7 Voltage dips, short interruptions and voltage variations immunity
            • 24.8 Magnetic field immunity
            • 24.9 Capacitor switching transient test
            • 24.10 Voltage surge test
          • 25 Normal Temperature Test
          • 26 Dielectric Voltage-Withstand Test
          • 27 Overload Test
          • 28 Endurance Test
          • 29 Low-Resistance Ground Fault Test
          • 30 Supervisory Circuit Test
          • 31 Abnormal Operations Test
          • 32 Extra-Low-Resistance Ground Fault Test
          • 33 Short Circuit Test
          • 34 Terminal Lead Strain-Relief Test
          • 35 Power-Supply Cord Strain-Relief Test
          • 36 Mechanical Tests
          • 37 Section Deleted
          • 38 Accessible Conductive Parts with Double or Reinforced Insulation Bridged by Components
          • 39 Switched Equipment Grounding Conductor Tests (US Only)
            • 39.1 Switched equipment grounding conductor – contact switching sequence
            • 39.2 Switched equipment grounding conductor – mechanical endurance test
            • 39.3 Switched equipment grounding conductor – ground fault test
          • 40 Leakage Cancellation Tests
            • 40.1 Class A GFCI masking
          • 41 Dust Test
        • MANUFACTURING AND PRODUCTION LINE TESTS
          • 41A General
        • RATINGS
          • 42 General
        • MARKINGS
          • 43 General
    • Annex A – Reference Standards (Normative)
    • Annex B – French and Spanish Translations (Informative)
    • Annex C – Manufacturing and Production Line Tests (Normative)