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INSTALLATION, OPERATIONS AND MAINTENANCE MANUAL 29

Reference standards

All ABB switchboards meet the following standards:

• UL 50 Thirteenth Edition - Enclosures for Electrical Equipment, Non-Environmental Considerations

• UL 50E Second Edition - Enclosures for Electrical Equipment, Environmental Considerations

• UL 67 Thirteenth Edition - Standard for Panelboards

• UL 98 Fourteenth Edition - Enclosed and Dead Front Switches

• UL 489 - Thirteenth Edition - Molded-Case Circuit Breakers, Molded-Case Switches, and

Circuit-Breaker Enclosures

• UL 891 Twelfth Edition - Switchboards

• UL 969 Fifth Edition - Standard for Marking and Labeling Systems

• National Electric Code 2020 Edition

• NEMA PB1 2011 Edition - Panelboards

• NEMA PB2 2011 Edition - Deadfront Distribution Switchboards

• CSA C22.2 No. 244:19 Second Edition - Switchboards

• IBC 2018 - International Building Code

• CBC 2019 - California Building Code

Questions and Answers:

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GE ABB ReliaGear SB Specifications

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