1 Scope

1.1 These requirements cover stationary engine generator assemblies that are intended for installation and use in ordinary locations in accordance with the following:

1. a) The National Electrical Code, NFPA 70;

2. b) The Canadian Electrical Code, Part I, CSA C22.1;

3. c) The Standard for the Installation and Use of Stationary Combustion Engines and Gas Turbines, NFPA 37;

4. d) Natural Gas and Propane Installation Code, CSA B149.1;

5. e) The Code for Digester Gas, Landfill Gas, Biogas Generation and Utilization, ANSI/CSA B149.6;

6. f) The Installation Code for Oil-Burning Equipment, CSA B139;

7. g) The Standard for Health Care Facilities, NFPA 99;

8. h) The Code for Canadian Health Care Facilities, CSA Z8000;

9. i) The Standard for Emergency, Standby Power Systems, NFPA 110; and

10. j) Emergency Electrical Power Supply for Building, CSA C282.

Summary of Topics

This revision of ANSI/CAN/UL/ULC 2200 dated September 23, 2022 includes the following changes in requirements:

– New Definition of "Readily Accessible" added to Glossary; 4.3A

– Correction to Spacings; Table 25.1

– Revisions to requirements for Medium Voltage (MV) Walk-in Enclosure Door Mechanical Interlock; 44.3.1

– Revisions to requirements for Selective Catalytic Reduction (SCR); 51.3 – 51.8, Section 87A.

– Addition of Requirements for Accessory Equipment; 1.2A, 4.3B, Section 47A, Section 90A, Section 95A.

– Revision to the Test Potential for Medium Voltage Circuits in Table 69.1

– Correction to Rain Test Spray Head Figure 103.2

– Updates to Referenced Publications; 5.3, 7.7.2, 10.1, 10.2, 31.1, 54.2, 103.6.2.8 and 103.6.3.6.