2003 APRIL - Laserfiche WebLink

20.20.028 The output of a fuel cell system power source shall be connected as specified in 692.65(A) or (B). (A) Supply Side. A fuel cell system power source shall be permitted to be connected to the supply side of the service disconnecting means as per- mitted in 230.8(5). (B) Load Side. A fuel cell system power source shall be permitted to be connected to the load side of the ser- vice disconnecting means of the other source(s) at any distribution equipment on the premises, provided that all of the following conditions are met: (6) The circuit breaker on the dedi- cated output of a utility interactive inverter shall be positioned in the distribution equipment at the oppo- site (load) end from the input feed- er connection or main circuit loca- tion. A permanent warning label shall be applied to the distribution equipment with the following, or equivalent: WARNING FUEL CELL POWER SYSTEM OUTPUT. DO NOT RELOCATE THIS CIRCUIT BREAKER. VIII. Outputs Over 600 Volts (1) Each source interconnection shall be made at a dedicated circuit breaker or fusible disconnecting means. (2) The sum of the ampere ratings of over current devices in circuits supplying power to a busbar or conductor shall not exceed the rating of the busbar or conductor. Exception: For a dwelling unit, the sum of the ampere ratings of the over current devices shall not ex- ceed 120 percent of the rating of the busbar or conductor. (3) The interconnection point shall be on the line side of all ground- fault protection equipment. (4) Equipment containing over cur- rent devices in circuits supplying power to a busbar or conductor shall be marked to indicate the presence of all sources. (5) Equipment such as circuit breakers, if back fed, shall be iden- tified for such operation. 692.80 General. Fuel cell systems with a maximum output voltage over 600 volts ac shall comply with the requirements of other articles applicable to such installations. (Ord. 1869 § 5, 2002) 20.20.030 Article 90-4 - Enforcement: Section 304.2 of the Uniform Admin- istrative Code Provisions for the Na- tional Electrical Code, is amended as follows: This Chapter and the adopted Nation- al Electrical Code shall be enforced by the Chief Building Official acting either directly or through properly authorized agents acting within the scope of the particular duties delegat- ed to them by the Director of Public Works. For such purpose the Chief 710-37 (Pleasanton April 2003)